Update build.yml

Merge pull request #2463 from reecebrowne/bug/fix_merge
Add missing pdflib
2024-12-16 20:59:47 +00:00 · 2024-12-16 14:11:36 +00:00 · 2024-12-16 14:03:38 +00:00 · 2024-12-16 13:55:44 +00:00 · 2024-12-14 11:08:35 +00:00 · 2024-12-14 11:01:49 +00:00
180 changed files with 37809 additions and 3819 deletions
--- a/.github/ISSUE_TEMPLATE/config.yml
+++ b/.github/ISSUE_TEMPLATE/config.yml
@@ -1,5 +1,5 @@
 blank_issues_enabled: true
 contact_links:
  - name: 💬 Discord Server
-    url: https://discord.gg/Cn8pWhQRxZ
+    url: https://discord.gg/HYmhKj45pU
    about: You can join our Discord server for real time discussion and support
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -76,7 +76,7 @@ jobs:
      - name: Set up Python
        uses: actions/setup-python@v5
        with:
-          python-version: "3.7"
+          python-version: "3.12"

      - name: Pip requirements
        run: |
--- a/.github/workflows/multiOSReleases.yml
+++ b/.github/workflows/multiOSReleases.yml
@@ -0,0 +1,96 @@
+name: Test Installers Build
+
+on:
+  workflow_dispatch:
+  release:
+    types: [created]
+permissions:
+  contents: write
+  packages: write
+jobs:
+  build-installers:
+    strategy:
+      matrix:
+        include:
+          - os: windows-latest
+            platform: win
+            ext: exe
+         #- os: macos-latest
+         #  platform: mac
+         # ext: dmg
+         #- os: ubuntu-latest
+         #  platform: linux
+         #  ext: deb
+    runs-on: ${{ matrix.os }}
+    
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up JDK 21
+        uses: actions/setup-java@v4
+        with:
+          java-version: "21"
+          distribution: "temurin"
+
+      - uses: gradle/actions/setup-gradle@v4
+        with:
+          gradle-version: 8.7
+
+      # Install Windows dependencies
+      - name: Install WiX Toolset
+        if: matrix.os == 'windows-latest'
+        run: |
+          curl -L -o wix.exe https://github.com/wixtoolset/wix3/releases/download/wix3141rtm/wix314.exe
+          .\wix.exe /install /quiet
+          
+      # Install Linux dependencies
+      - name: Install Linux Dependencies
+        if: matrix.os == 'ubuntu-latest'
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y fakeroot rpm
+
+      # Get version number
+      - name: Get version number
+        id: versionNumber
+        run: echo "versionNumber=$(./gradlew printVersion --quiet | tail -1)" >> $GITHUB_OUTPUT
+        shell: bash
+
+      - name: Get version number mac
+        id: versionNumberMac
+        run: echo "versionNumberMac=$(./gradlew printMacVersion --quiet | tail -1)" >> $GITHUB_OUTPUT
+        shell: bash
+
+      # Build installer
+      - name: Build Installer
+        run: ./gradlew build jpackage -x test --info
+        env:
+          DOCKER_ENABLE_SECURITY: false
+          STIRLING_PDF_DESKTOP_UI: true
+
+      # Rename and collect artifacts based on OS
+      - name: Prepare artifacts
+        id: prepare
+        shell: bash
+        run: |
+          if [ "${{ matrix.os }}" = "windows-latest" ]; then
+            mv "build/jpackage/Stirling-PDF-${{ steps.versionNumber.outputs.versionNumber }}.exe" "Stirling-PDF-${{ matrix.platform }}-installer.${{ matrix.ext }}"
+          elif [ "${{ matrix.os }}" = "macos-latest" ]; then
+            mv "build/jpackage/Stirling-PDF-${{ steps.versionNumberMac.outputs.versionNumberMac }}.dmg" "Stirling-PDF-${{ steps.versionNumber.outputs.versionNumber }}-${{ matrix.platform }}.${{ matrix.ext }}"
+          else
+            mv "build/jpackage/stirling-pdf_${{ steps.versionNumber.outputs.versionNumber }}-1_amd64.deb" "Stirling-PDF-${{ steps.versionNumber.outputs.versionNumber }}-${{ matrix.platform }}.${{ matrix.ext }}"
+          fi
+
+      # Upload installer as artifact for testing
+      - name: Upload Installer Artifact
+        uses: actions/upload-artifact@v4
+        with:    
+          name: Stirling-PDF-${{ matrix.platform }}-installer.${{ matrix.ext }}
+          path: Stirling-PDF-${{ matrix.platform }}-installer.${{ matrix.ext }}
+          retention-days: 1
+          if-no-files-found: error
+
+      - name: Upload binaries to release
+        uses: softprops/action-gh-release@v2
+        with:
+          files: ./Stirling-PDF-${{ matrix.platform }}-installer.${{ matrix.ext }}
--- a/.github/workflows/releaseArtifacts.yml
+++ b/.github/workflows/releaseArtifacts.yml
@@ -35,27 +35,28 @@ jobs:
        run: ./gradlew clean createExe
        env:
          DOCKER_ENABLE_SECURITY: ${{ matrix.enable_security }}
+          STIRLING_PDF_DESKTOP_UI: false

      - name: Get version number
        id: versionNumber
        run: echo "versionNumber=$(./gradlew printVersion --quiet | tail -1)" >> $GITHUB_OUTPUT

      - name: Rename binarie
-        if: matrix.file_suffix != ''
-        run: cp ./build/launch4j/Stirling-PDF.exe ./build/launch4j/Stirling-PDF${{ matrix.file_suffix }}.exe
+        run: cp ./build/launch4j/Stirling-PDF.exe ./build/launch4j/Stirling-PDF-Server${{ matrix.file_suffix }}.exe

      - name: Upload Assets binarie
        uses: actions/upload-artifact@v4
        with:
-          path: ./build/launch4j/Stirling-PDF${{ matrix.file_suffix }}.exe
-          name: Stirling-PDF${{ matrix.file_suffix }}.exe
+          path: ./build/launch4j/Stirling-PDF-Server${{ matrix.file_suffix }}.exe
+          name: Stirling-PDF-Server${{ matrix.file_suffix }}.exe
          overwrite: true
          retention-days: 1
          if-no-files-found: error
+          
      - name: Upload binaries to release
        uses: softprops/action-gh-release@v2
        with:
-          files: ./build/launch4j/Stirling-PDF${{ matrix.file_suffix }}.exe
+          files: ./build/launch4j/Stirling-PDF-Server${{ matrix.file_suffix }}.exe

      - name: Rename jar binaries
        run: cp ./build/libs/Stirling-PDF-${{ steps.versionNumber.outputs.versionNumber }}.jar ./build/libs/Stirling-PDF${{ matrix.file_suffix }}.jar
@@ -73,3 +74,43 @@ jobs:
        uses: softprops/action-gh-release@v2
        with:
          files: ./build/libs/Stirling-PDF${{ matrix.file_suffix }}.jar
+
+
+  push-ui:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up JDK 17
+        uses: actions/setup-java@v4
+        with:
+          java-version: "17"
+          distribution: "temurin"
+
+      - uses: gradle/actions/setup-gradle@v4
+        with:
+          gradle-version: 8.7
+
+      - name: Generate exe
+        run: ./gradlew clean createExe
+        env:
+          DOCKER_ENABLE_SECURITY: false
+          STIRLING_PDF_DESKTOP_UI: true
+
+      - name: Get version number
+        id: versionNumber
+        run: echo "versionNumber=$(./gradlew printVersion --quiet | tail -1)" >> $GITHUB_OUTPUT
+
+      - name: Upload Assets binarie
+        uses: actions/upload-artifact@v4
+        with:
+          path: ./build/launch4j/Stirling-PDF.exe
+          name: Stirling-PDF.exe
+          overwrite: true
+          retention-days: 1
+          if-no-files-found: error
+
+      - name: Upload binaries to release
+        uses: softprops/action-gh-release@v2
+        with:
+          files: ./build/launch4j/Stirling-PDF.exe
--- a/.gitignore
+++ b/.gitignore
@@ -161,3 +161,4 @@ out/
 .pytest_cache
 .ipynb_checkpoints

+**/jcef-bundle/
--- a/DeveloperGuide.md
+++ b/DeveloperGuide.md
@@ -11,7 +11,7 @@ Stirling-PDF is built using:
 - Spring Boot + Thymeleaf
 - PDFBox
 - LibreOffice
- OcrMyPdf
+- qpdf
 - HTML, CSS, JavaScript
 - Docker
 - PDF.js
@@ -243,7 +243,7 @@ To run Stirling-PDF locally:

 Important notes:

- Local testing doesn't include features that depend on external tools like OCRmyPDF, LibreOffice, or Python scripts.
+- Local testing doesn't include features that depend on external tools like qpdf, LibreOffice, or Python scripts.
 - There are currently no automated unit tests. All testing is done manually through the UI or API calls. (You are welcome to add JUnits!)
 - Always verify your changes in the full Docker environment before submitting pull requests, as some integrations and features will only work in the complete setup.

--- a/2
+++ b/2
@@ -30,6 +30,7 @@ RUN echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/main" | tee -a /et
        tini \
        bash \
        curl \
+        qpdf \
        shadow \
        su-exec \
        openssl \
@@ -40,7 +41,6 @@ RUN echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/main" | tee -a /et
 # pdftohtml
        poppler-utils \
 # OCR MY PDF (unpaper for descew and other advanced features)
-        ocrmypdf \
        tesseract-ocr-data-eng \
 # CV
        py3-opencv \
--- a/2
+++ b/2
@@ -55,7 +55,7 @@ RUN echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/main" | tee -a /et
 # pdftohtml
        poppler-utils \
 # OCR MY PDF (unpaper for descew and other advanced featues)
-        ocrmypdf \
+        qpdf \
        tesseract-ocr-data-eng \
        font-terminus font-dejavu font-noto font-noto-cjk font-awesome font-noto-extra \
 # CV
--- a/2
+++ b/2
@@ -1,5 +1,5 @@
 # use alpine
-FROM alpine:3.20.3
+FROM alpine:3.21.0

 ARG VERSION_TAG

--- a/Endpoint-groups.md
+++ b/Endpoint-groups.md
@@ -1,4 +1,4 @@
-| Operation           | PageOps | Convert | Security | Other | CLI | Python | OpenCV | LibreOffice | OCRmyPDF | Java | Javascript | Unoconv | Ghostscript |
+| Operation           | PageOps | Convert | Security | Other | CLI | Python | OpenCV | LibreOffice | qpdf | Java | Javascript | Unoconv | tesseract |
 | ------------------- | ------- | ------- | -------- | ----- | --- | ------ | ------ | ----------- | -------- | ---- | ---------- | ------- | ----------- |
 | adjust-contrast     | ✔️       |         |          |       |     |        |        |             |          |      | ✔️          |         |             |
 | auto-split-pdf      | ✔️       |         |          |       |     |        |        |             |          | ✔️    |            |         |             |
@@ -16,7 +16,7 @@
 | img-to-pdf          |         | ✔️       |          |       |     |        |        |             |          | ✔️    |            |         |             |
 | pdf-to-html         |         | ✔️       |          |       | ✔️   |        |        | ✔️           |          |      |            |         |             |
 | pdf-to-img          |         | ✔️       |          |       |     | ✔️      |        |             |          | ✔️    |            |         |             |
-| pdf-to-pdfa         |         | ✔️       |          |       | ✔️   |        |        |             | ✔️        |      |            |         | ✔️           |
+| pdf-to-pdfa         |         | ✔️       |          |       | ✔️   |        |        |             | ✔️        |      |            |         |            |
 | pdf-to-markdown     |         | ✔️       |          |       |     |        |        |             |          | ✔️    |            |         |             |
 | pdf-to-presentation |         | ✔️       |          |       | ✔️   |        |        | ✔️           |          |      |            |         |             |
 | pdf-to-text         |         | ✔️       |          |       | ✔️   |        |        | ✔️           |          |      |            |         |             |
@@ -34,13 +34,13 @@
 | auto-rename         |         |         |          | ✔️     |     |        |        |             |          | ✔️    |            |         |             |
 | change-metadata     |         |         |          | ✔️     |     |        |        |             |          | ✔️    |            |         |             |
 | compare             |         |         |          | ✔️     |     |        |        |             |          |      | ✔️          |         |             |
-| compress-pdf        |         |         |          | ✔️     | ✔️   |        |        |             | ✔️        |      |            |         | ✔️           |
+| compress-pdf        |         |         |          | ✔️     | ✔️   |        |        |             | ✔️        |      |            |         |            |
 | extract-image-scans |         |         |          | ✔️     | ✔️   | ✔️      | ✔️      |             |          |      |            |         |             |
 | extract-images      |         |         |          | ✔️     |     |        |        |             |          | ✔️    |            |         |             |
 | flatten             |         |         |          | ✔️     |     |        |        |             |          |      | ✔️          |         |             |
 | get-info-on-pdf     |         |         |          | ✔️     |     |        |        |             |          | ✔️    |            |         |             |
-| ocr-pdf             |         |         |          | ✔️     | ✔️   |        |        |             | ✔️        |      |            |         |             |
+| ocr-pdf             |         |         |          | ✔️     | ✔️   |        |        |             |         |      |            |         |    ✔        |
 | remove-blanks       |         |         |          | ✔️     | ✔️   | ✔️      | ✔️      |             |          |      |            |         |             |
-| repair              |         |         |          | ✔️     | ✔️   |        |        | ✔️           |          |      |            |         | ✔️           |
+| repair              |         |         |          | ✔️     | ✔️   |        |        | ✔️           |   ✔       |      |            |         |            |
 | show-javascript     |         |         |          | ✔️     |     |        |        |             |          |      | ✔️          |         |             |
 | sign                |         |         |          | ✔️     |     |        |        |             |          |      | ✔️          |         |             |
--- a/HowToUseOCR.md
+++ b/HowToUseOCR.md
@@ -8,7 +8,7 @@ The paths have changed for the tessdata locations on new Docker images. Please u

 ## How does the OCR Work

-Stirling-PDF uses [OCRmyPDF](https://github.com/ocrmypdf/OCRmyPDF), which in turn uses Tesseract for its text recognition. All credit goes to them for this awesome work!
+Stirling-PDF uses Tesseract for its text recognition. All credit goes to them for this awesome work!

 ## Language Packs

@@ -52,8 +52,6 @@ Add the following to your existing Docker run command:

 ### Non-Docker Setup

-If you are not using Docker, you need to install the OCR components, including the `ocrmypdf` app. You can see the [OCRmyPDF install guide](https://ocrmypdf.readthedocs.io/en/latest/installation.html).
-
 For Debian-based systems, install languages with this command:

 ```bash
@@ -83,8 +81,7 @@ rpm -qa | grep tesseract-langpack | sed 's/tesseract-langpack-//g'

 For Windows:

-Ensure ocrmypdf in installed with
-``pip install ocrmypdf``
+You must ensure tesseract is installed

 Additional languages must be downloaded manually:
 Download desired .traineddata files from tessdata or tessdata_fast
--- a/LocalRunGuide.md
+++ b/LocalRunGuide.md
@@ -68,7 +68,7 @@ nix-env -iA nixpkgs.jbig2enc

 ### Step 3: Install Additional Software

-Next we need to install LibreOffice for conversions, ocrmypdf for OCR, and OpenCV for pattern recognition functionality.
+Next we need to install LibreOffice for conversions, qpdf for OCR, and OpenCV for pattern recognition functionality.

 Install the following software:

@@ -81,27 +81,27 @@ Install the following software:
 - unoconv
 - pngquant
 - unpaper
- ocrmypdf
+- qpdf
 - opencv-python-headless

 For Debian-based systems, you can use the following command:

 ```bash
-sudo apt-get install -y libreoffice-writer libreoffice-calc libreoffice-impress unpaper ocrmypdf
+sudo apt-get install -y libreoffice-writer libreoffice-calc libreoffice-impress unpaper qpdf
 pip3 install uno opencv-python-headless unoconv pngquant WeasyPrint --break-system-packages
 ```

 For Fedora:

 ```bash
-sudo dnf install -y libreoffice-writer libreoffice-calc libreoffice-impress unpaper ocrmypdf
+sudo dnf install -y libreoffice-writer libreoffice-calc libreoffice-impress unpaper qpdf
 pip3 install uno opencv-python-headless unoconv pngquant WeasyPrint
 ```

 For Nix:

 ```bash
-nix-env -iA nixpkgs.unpaper nixpkgs.libreoffice nixpkgs.ocrmypdf nixpkgs.poppler_utils
+nix-env -iA nixpkgs.unpaper nixpkgs.libreoffice nixpkgs.qpdf nixpkgs.poppler_utils
 pip3 install uno opencv-python-headless unoconv pngquant WeasyPrint
 ```

@@ -146,7 +146,6 @@ The easiest method is to use the language packs provided by your repositories. S

 1. Download the desired language pack(s) by selecting the `.traineddata` file(s) for the language(s) you need.
 2. Place the `.traineddata` files in the Tesseract tessdata directory: `/usr/share/tessdata`
-3. Please view [OCRmyPDF install guide](https://ocrmypdf.readthedocs.io/en/latest/installation.html) for more info.

 **IMPORTANT:** DO NOT REMOVE EXISTING `eng.traineddata`, IT'S REQUIRED.

--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 <h1 align="center">Stirling-PDF</h1>

 [![Docker Pulls](https://img.shields.io/docker/pulls/frooodle/s-pdf)](https://hub.docker.com/r/frooodle/s-pdf)
-[![Discord](https://img.shields.io/discord/1068636748814483718?label=Discord)](https://discord.gg/Cn8pWhQRxZ)
+[![Discord](https://img.shields.io/discord/1068636748814483718?label=Discord)](https://discord.gg/HYmhKj45pU)
 [![Docker Image Version (tag latest semver)](https://img.shields.io/docker/v/frooodle/s-pdf/latest)](https://github.com/Stirling-Tools/Stirling-PDF/)
 [![GitHub Repo stars](https://img.shields.io/github/stars/stirling-tools/stirling-pdf?style=social)](https://github.com/Stirling-Tools/stirling-pdf)

@@ -19,7 +19,7 @@ All files and PDFs exist either exclusively on the client side, reside in server

 ## Features

- Enterprise features like SSO Check [here](https://docs.stirlingpdf.com/Enterprise%20Edition) 
+- Enterprise features like SSO Check [here](https://docs.stirlingpdf.com/Enterprise%20Edition)
 - Dark mode support
 - Custom download options
 - Parallel file processing and downloads
@@ -79,15 +79,15 @@ All files and PDFs exist either exclusively on the client side, reside in server
 - Detect and remove blank pages
 - Compare two PDFs and show differences in text
 - Add images to PDFs
- Compress PDFs to decrease their filesize (using OCRMyPDF)
+- Compress PDFs to decrease their filesize (using qpdf)
 - Extract images from PDF
 - Remove images from PDF
 - Extract images from scans
 - Remove annotations
 - Add page numbers
 - Auto rename file by detecting PDF header text
- OCR on PDF (using OCRMyPDF)
- PDF/A conversion (using OCRMyPDF)
+- OCR on PDF (using tesseract)
+- PDF/A conversion (using libreoffice)
 - Edit metadata
 - Flatten PDFs
 - Get all information on a PDF to view or export as JSON
@@ -102,7 +102,7 @@ A demo of the app is available [here](https://stirlingpdf.io).
 - Spring Boot + Thymeleaf
 - [PDFBox](https://github.com/apache/pdfbox/tree/trunk)
 - [LibreOffice](https://www.libreoffice.org/discover/libreoffice/) for advanced conversions
- [OcrMyPdf](https://github.com/ocrmypdf/OCRmyPDF)
+- [qpdf](https://github.com/qpdf/qpdf)
 - HTML, CSS, JavaScript
 - Docker
 - [PDF.js](https://github.com/mozilla/pdf.js)
@@ -187,47 +187,48 @@ Certain functionality like `Sign` supports pre-saved files stored at `/customFil

 ## Supported Languages

-Stirling-PDF currently supports 37 languages!
+Stirling-PDF currently supports 38 languages!

 | Language                                     | Progress                               |
 | -------------------------------------------- | -------------------------------------- |
-| Arabic (العربية) (ar_AR)                        | ![99%](https://geps.dev/progress/99)   |
-| Azerbaijani (Azərbaycan Dili) (az_AZ)        | ![76%](https://geps.dev/progress/76)   |
-| Basque (Euskara) (eu_ES)                     | ![54%](https://geps.dev/progress/54)   |
-| Bulgarian (Български) (bg_BG)                | ![95%](https://geps.dev/progress/95)   |
-| Catalan (Català) (ca_CA)                     | ![89%](https://geps.dev/progress/89)   |
-| Croatian (Hrvatski) (hr_HR)                  | ![96%](https://geps.dev/progress/96)   |
-| Czech (Česky) (cs_CZ)                        | ![96%](https://geps.dev/progress/96)   |
-| Danish (Dansk) (da_DK)                       | ![95%](https://geps.dev/progress/95)   |
-| Dutch (Nederlands) (nl_NL)                   | ![94%](https://geps.dev/progress/94)   |
+| Arabic (العربية) (ar_AR)                        | ![94%](https://geps.dev/progress/94)   |
+| Azerbaijani (Azərbaycan Dili) (az_AZ)        | ![93%](https://geps.dev/progress/93)   |
+| Basque (Euskara) (eu_ES)                     | ![53%](https://geps.dev/progress/53)   |
+| Bulgarian (Български) (bg_BG)                | ![90%](https://geps.dev/progress/90)   |
+| Catalan (Català) (ca_CA)                     | ![84%](https://geps.dev/progress/84)   |
+| Croatian (Hrvatski) (hr_HR)                  | ![91%](https://geps.dev/progress/91)   |
+| Czech (Česky) (cs_CZ)                        | ![91%](https://geps.dev/progress/91)   |
+| Danish (Dansk) (da_DK)                       | ![90%](https://geps.dev/progress/90)   |
+| Dutch (Nederlands) (nl_NL)                   | ![89%](https://geps.dev/progress/89)   |
 | English (English) (en_GB)                    | ![100%](https://geps.dev/progress/100) |
 | English (US) (en_US)                         | ![100%](https://geps.dev/progress/100) |
-| French (Français) (fr_FR)                    | ![98%](https://geps.dev/progress/98)   |
-| German (Deutsch) (de_DE)                     | ![98%](https://geps.dev/progress/98)   |
-| Greek (Ελληνικά) (el_GR)                     | ![96%](https://geps.dev/progress/96)   |
-| Hindi (हिंदी) (hi_IN)                          | ![93%](https://geps.dev/progress/93)   |
-| Hungarian (Magyar) (hu_HU)                   | ![96%](https://geps.dev/progress/96)   |
-| Indonesian (Bahasa Indonesia) (id_ID)        | ![96%](https://geps.dev/progress/96)   |
-| Irish (Gaeilge) (ga_IE)                      | ![86%](https://geps.dev/progress/86)   |
+| French (Français) (fr_FR)                    | ![92%](https://geps.dev/progress/92)   |
+| German (Deutsch) (de_DE)                     | ![99%](https://geps.dev/progress/99)   |
+| Greek (Ελληνικά) (el_GR)                     | ![90%](https://geps.dev/progress/90)   |
+| Hindi (हिंदी) (hi_IN)                          | ![88%](https://geps.dev/progress/88)   |
+| Hungarian (Magyar) (hu_HU)                   | ![91%](https://geps.dev/progress/91)   |
+| Indonesian (Bahasa Indonesia) (id_ID)        | ![91%](https://geps.dev/progress/91)   |
+| Irish (Gaeilge) (ga_IE)                      | ![83%](https://geps.dev/progress/83)   |
 | Italian (Italiano) (it_IT)                   | ![99%](https://geps.dev/progress/99)   |
-| Japanese (日本語) (ja_JP)                    | ![84%](https://geps.dev/progress/84)   |
-| Korean (한국어) (ko_KR)                      | ![94%](https://geps.dev/progress/94)   |
-| Norwegian (Norsk) (no_NB)                    | ![86%](https://geps.dev/progress/86)   |
-| Polish (Polski) (pl_PL)                      | ![95%](https://geps.dev/progress/95)   |
-| Portuguese (Português) (pt_PT)               | ![96%](https://geps.dev/progress/96)   |
-| Portuguese Brazilian (Português) (pt_BR)     | ![96%](https://geps.dev/progress/96)   |
-| Romanian (Română) (ro_RO)                    | ![89%](https://geps.dev/progress/89)   |
-| Russian (Русский) (ru_RU)                    | ![95%](https://geps.dev/progress/95)   |
-| Serbian Latin alphabet (Srpski) (sr_LATN_RS) | ![69%](https://geps.dev/progress/69)   |
-| Simplified Chinese (简体中文) (zh_CN)         | ![90%](https://geps.dev/progress/90)   |
-| Slovakian (Slovensky) (sk_SK)                | ![81%](https://geps.dev/progress/81)   |
-| Spanish (Español) (es_ES)                    | ![96%](https://geps.dev/progress/96)   |
-| Swedish (Svenska) (sv_SE)                    | ![95%](https://geps.dev/progress/95)   |
-| Thai (ไทย) (th_TH)                           | ![94%](https://geps.dev/progress/94)   |
-| Traditional Chinese (繁體中文) (zh_TW)        | ![97%](https://geps.dev/progress/97)   |
-| Turkish (Türkçe) (tr_TR)                     | ![90%](https://geps.dev/progress/90)   |
-| Ukrainian (Українська) (uk_UA)               | ![79%](https://geps.dev/progress/79)   |
-| Vietnamese (Tiếng Việt) (vi_VN)              | ![87%](https://geps.dev/progress/87)   |
+| Japanese (日本語) (ja_JP)                    | ![93%](https://geps.dev/progress/93)   |
+| Korean (한국어) (ko_KR)                      | ![89%](https://geps.dev/progress/89)   |
+| Norwegian (Norsk) (no_NB)                    | ![82%](https://geps.dev/progress/82)   |
+| Persian (فارسی) (fa_IR)                      | ![99%](https://geps.dev/progress/99)   |
+| Polish (Polski) (pl_PL)                      | ![90%](https://geps.dev/progress/90)   |
+| Portuguese (Português) (pt_PT)               | ![91%](https://geps.dev/progress/91)   |
+| Portuguese Brazilian (Português) (pt_BR)     | ![98%](https://geps.dev/progress/98)   |
+| Romanian (Română) (ro_RO)                    | ![85%](https://geps.dev/progress/85)   |
+| Russian (Русский) (ru_RU)                    | ![90%](https://geps.dev/progress/90)   |
+| Serbian Latin alphabet (Srpski) (sr_LATN_RS) | ![67%](https://geps.dev/progress/67)   |
+| Simplified Chinese (简体中文) (zh_CN)         | ![93%](https://geps.dev/progress/93)   |
+| Slovakian (Slovensky) (sk_SK)                | ![78%](https://geps.dev/progress/78)   |
+| Spanish (Español) (es_ES)                    | ![91%](https://geps.dev/progress/91)   |
+| Swedish (Svenska) (sv_SE)                    | ![90%](https://geps.dev/progress/90)   |
+| Thai (ไทย) (th_TH)                           | ![90%](https://geps.dev/progress/90)   |
+| Traditional Chinese (繁體中文) (zh_TW)        | ![91%](https://geps.dev/progress/91)   |
+| Turkish (Türkçe) (tr_TR)                     | ![86%](https://geps.dev/progress/86)   |
+| Ukrainian (Українська) (uk_UA)               | ![76%](https://geps.dev/progress/76)   |
+| Vietnamese (Tiếng Việt) (vi_VN)              | ![83%](https://geps.dev/progress/83)   |

 ## Contributing (Creating Issues, Translations, Fixing Bugs, etc.)

@@ -240,7 +241,7 @@ Stirling PDF offers a Enterprise edition of its software, This is the same great
 ### Whats included

 - Prioritised Support tickets via support@stirlingpdf.com to reach directly to Stirling-PDF team for support and 1:1 meetings where applicable (Provided they come from same email domain registered with us)
- Prioritised Enhancements to Stirling-PDF where applicable 
+- Prioritised Enhancements to Stirling-PDF where applicable
 - Base SSO support
 - Advanced SSO such as automated login handling (Coming very soon)
 - SAML SSO (Coming very soon)
@@ -404,7 +405,7 @@ To access your account settings, go to Account Settings in the settings cog menu

 To add new users, go to the bottom of Account Settings and hit 'Admin Settings'. Here you can add new users. The different roles mentioned within this are for rate limiting. This is a work in progress and will be expanded on more in the future.

-For API usage, you must provide a header with `X-API-Key` and the associated API key for that user.
+For API usage, you must provide a header with `X-API-KEY` and the associated API key for that user.

 ## FAQ

--- a/Version-groups.md
+++ b/Version-groups.md
@@ -8,7 +8,7 @@ The 'Fat' container contains all those found in 'Full' with security jar along w
 | Libre      |            |   ✔️   |
 | Python     |            |   ✔️   |
 | OpenCV     |            |   ✔️   |
-| OCRmyPDF   |            |   ✔️   |
+| qpdf   |            |   ✔️   |

 | Operation              | Ultra-Lite | Full |
 | ---------------------- | ---------- | ---- |
--- a/build.gradle
+++ b/build.gradle
@@ -8,6 +8,7 @@ plugins {
    id "com.diffplug.spotless" version "6.25.0"
    id "com.github.jk1.dependency-license-report" version "2.9"
 	//id "nebula.lint" version "19.0.3"
+	id("org.panteleyev.jpackageplugin") version "1.6.0"
 }


@@ -21,10 +22,13 @@ ext {
    imageioVersion = "3.12.0"
    lombokVersion = "1.18.36"
    bouncycastleVersion = "1.79"
+    springSecuritySamlVersion = "6.4.1"
+    openSamlVersion = "4.3.2"
 }

 group = "stirling.software"
-version = "0.34.0"
+version = "0.36.3"
+

 java {
    // 17 is lowest but we support and recommend 21
@@ -38,6 +42,9 @@ repositories {
    maven {
        url 'https://build.shibboleth.net/maven/releases'
    }
+    maven { url "https://build.shibboleth.net/maven/releases" }
+    maven { url "https://maven.pkg.github.com/jcefmaven/jcefmaven" }
+
 }

 licenseReport {
@@ -61,6 +68,12 @@ sourceSets {
                exclude "stirling/software/SPDF/model/User.java"
                exclude "stirling/software/SPDF/repository/**"
            }
+
+            if (System.getenv("STIRLING_PDF_DESKTOP_UI") == "false") {
+            	exclude "stirling/software/SPDF/UI/impl/**"
+            }
+
+
        }
    }
 }
@@ -71,16 +84,153 @@ openApi {
    outputFileName = "SwaggerDoc.json"
 }

+//0.11.5 to 2024.11.5
+def getMacVersion(String version) {
+    def currentYear = java.time.Year.now().getValue()
+    def versionParts = version.split("\\.", 2)
+    return "${currentYear}.${versionParts.length > 1 ? versionParts[1] : versionParts[0]}"
+}
+
+jpackage {
+    input = "build/libs"
+
+    appName = "Stirling-PDF"
+    appVersion = project.version
+    vendor = "Stirling-Software"
+	appDescription = "Stirling PDF - Your Local PDF Editor"
+
+    mainJar = "Stirling-PDF-${project.version}.jar"
+    mainClass = "org.springframework.boot.loader.launch.JarLauncher"
+
+    icon = "src/main/resources/static/favicon.ico"
+
+
+
+    // JVM Options
+    javaOptions = [
+        "-DBROWSER_OPEN=true",
+        "-DSTIRLING_PDF_DESKTOP_UI=true",
+        "-Djava.awt.headless=false",
+        "-Dapple.awt.UIElement=true",
+        "--add-opens", "java.base/java.lang=ALL-UNNAMED",
+        "--add-opens", "java.desktop/java.awt.event=ALL-UNNAMED",
+        "--add-opens", "java.desktop/sun.awt=ALL-UNNAMED"
+
+    ]
+
+
+    verbose = true
+
+    destination = "${projectDir}/build/jpackage"
+
+    // Windows-specific configuration
+    windows {
+    	launcherAsService = false
+    	appVersion = project.version
+        winConsole = false
+        winDirChooser = true
+        winMenu = true
+        winShortcut = true
+        winPerUserInstall = true
+        winMenuGroup = "Stirling Software"
+        winUpgradeUuid = "2a43ed0c-b8c2-40cf-89e1-751129b87641" // Unique identifier for updates
+        winHelpUrl = "https://github.com/Stirling-Tools/Stirling-PDF"
+        winUpdateUrl = "https://github.com/Stirling-Tools/Stirling-PDF/releases"
+        type = "exe"
+        installDir = "C:/Program Files/Stirling-PDF"
+    }
+
+    // macOS-specific configuration
+    mac {
+    	appVersion = getMacVersion(project.version.toString())
+        icon = "src/main/resources/static/favicon.icns"
+        type = "dmg"
+        macPackageIdentifier = "com.stirling.software.pdf"
+        macPackageName = "Stirling-PDF"
+        macAppCategory = "public.app-category.productivity"
+        macSign = false // Enable signing
+        macAppStore = false // Not targeting App Store initially
+
+        //installDir = "Applications"
+
+        // Add license and other documentation to DMG
+        /*macDmgContent = [
+            "README.md",
+            "LICENSE",
+            "CHANGELOG.md"
+        ]*/
+
+        // Enable Mac-specific entitlements
+        //macEntitlements = "entitlements.plist" // You'll need to create this file
+    }
+
+    // Linux-specific configuration
+    linux {
+    	appVersion = project.version
+        icon = "src/main/resources/static/favicon.png"
+        type = "deb" // Can also use "rpm" for Red Hat-based systems
+
+        // Debian package configuration
+        //linuxPackageName = "stirlingpdf"
+        linuxDebMaintainer = "support@stirlingpdf.com"
+        linuxMenuGroup = "Office;PDF;Productivity"
+        linuxAppCategory = "Office"
+        linuxAppRelease = "1"
+        linuxPackageDeps = true
+
+        installDir = "/opt/Stirling-PDF"
+
+        // RPM-specific settings
+        //linuxRpmLicenseType = "MIT"
+    }
+
+    // Common additional options
+    //jLinkOptions = [
+    //    "--strip-debug",
+    //    "--compress=2",
+    //    "--no-header-files",
+    //    "--no-man-pages"
+    //]
+
+    // Add any additional modules required
+    /*addModules = [
+        "java.base",
+        "java.desktop",
+        "java.logging",
+        "java.sql",
+        "java.xml",
+        "jdk.crypto.ec"
+    ]*/
+
+    // Add copyright and license information
+    copyright = "Copyright © 2024 Stirling Software"
+    licenseFile = "LICENSE"
+}
+
+
 launch4j {
    icon = "${projectDir}/src/main/resources/static/favicon.ico"

    outfile="Stirling-PDF.exe"
-    headerType="console"
+
+    if(System.getenv("STIRLING_PDF_DESKTOP_UI") == 'true') {
+    	headerType = "gui"
+    } else {
+    	headerType = "console"
+    }
    jarTask = tasks.bootJar

    errTitle="Encountered error, Do you have Java 21?"
    downloadUrl="https://download.oracle.com/java/21/latest/jdk-21_windows-x64_bin.exe"
-    variables=["BROWSER_OPEN=true"]
+
+    if(System.getenv("STIRLING_PDF_DESKTOP_UI") == 'true') {
+    	variables=["BROWSER_OPEN=true", "STIRLING_PDF_DESKTOP_UI=true"]
+    } else {
+    	variables=["BROWSER_OPEN=true"]
+    }
+
+
+
    jreMinVersion="17"

    mutexName="Stirling-PDF"
@@ -120,6 +270,13 @@ configurations.all {
    exclude group: "org.springframework.boot", module: "spring-boot-starter-tomcat"
 }
 dependencies {
+
+	if (System.getenv("STIRLING_PDF_DESKTOP_UI") != "false") {
+		implementation "me.friwi:jcefmaven:127.3.1"
+	    implementation "org.openjfx:javafx-controls:21"
+	    implementation "org.openjfx:javafx-swing:21"
+    }
+
    //security updates
    implementation "org.springframework:spring-webmvc:6.2.0"

@@ -139,21 +296,22 @@ dependencies {

    if (System.getenv("DOCKER_ENABLE_SECURITY") != "false") {
        implementation "org.springframework.boot:spring-boot-starter-security:$springBootVersion"
-        implementation "org.thymeleaf.extras:thymeleaf-extras-springsecurity5:3.1.2.RELEASE"
+        implementation "org.thymeleaf.extras:thymeleaf-extras-springsecurity5:3.1.3.RELEASE"
        implementation "org.springframework.boot:spring-boot-starter-data-jpa:$springBootVersion"
        implementation "org.springframework.boot:spring-boot-starter-oauth2-client:$springBootVersion"

-		implementation 'org.springframework.security:spring-security-saml2-service-provider:6.4.1'
+		implementation "org.springframework.session:spring-session-core:$springBootVersion"
+
 	    implementation 'com.unboundid.product.scim2:scim2-sdk-client:2.3.5'
        // Don't upgrade h2database
        runtimeOnly "com.h2database:h2:2.3.232"
        constraints {
-            implementation "org.opensaml:opensaml-core"
-            implementation "org.opensaml:opensaml-saml-api"
-            implementation "org.opensaml:opensaml-saml-impl"
+            implementation "org.opensaml:opensaml-core:$openSamlVersion"
+            implementation "org.opensaml:opensaml-saml-api:$openSamlVersion"
+            implementation "org.opensaml:opensaml-saml-impl:$openSamlVersion"
        }
-        implementation "org.springframework.security:spring-security-saml2-service-provider"
-
+        implementation "org.springframework.security:spring-security-saml2-service-provider:$springSecuritySamlVersion"
+//		implementation 'org.springframework.security:spring-security-core:$springSecuritySamlVersion'
        implementation 'com.coveo:saml-client:5.0.0'


@@ -185,7 +343,7 @@ dependencies {
    // Image metadata extractor
    implementation "com.drewnoakes:metadata-extractor:2.19.0"

-    implementation "commons-io:commons-io:2.17.0"
+    implementation "commons-io:commons-io:2.18.0"
    implementation "org.springdoc:springdoc-openapi-starter-webmvc-ui:2.2.0"
    //general PDF

@@ -267,7 +425,14 @@ jar {
 tasks.named("test") {
    useJUnitPlatform()
 }
-
 task printVersion {
-    println project.version
+    doLast {
+        println project.version
+    }
+}
+
+task printMacVersion {
+    doLast {
+        println getMacVersion(project.version.toString())
+    }
 }
--- a/cucumber/features/external.feature
+++ b/cucumber/features/external.feature
@@ -48,24 +48,6 @@ Feature: API Validation
 	And the response status code should be 200
 	
 	
-	
-  @ocr @negative
-  Scenario: Process PDF with text and OCR with type normal 
-    Given I generate a PDF file as "fileInput"
-    And the pdf contains 3 pages with random text
-    And the request data includes
-      | parameter        | value       |
-      | languages        | eng         |
-      | sidecar          | false        |
-      | deskew           | true        |
-      | clean            | true        |
-      | cleanFinal       | true        |
-      | ocrType          | Normal      |
-      | ocrRenderType    | hocr        |
-      | removeImagesAfter| false       |
-    When I send the API request to the endpoint "/api/v1/misc/ocr-pdf"
-	Then the response status code should be 500
-	
  @ocr @positive
  Scenario: Process PDF with OCR
    Given I generate a PDF file as "fileInput"
@@ -83,26 +65,6 @@ Feature: API Validation
    Then the response content type should be "application/pdf"
    And the response file should have size greater than 0
 	And the response status code should be 200
-	
-  @ocr @positive
-  Scenario: Process PDF with OCR with sidecar
-    Given I generate a PDF file as "fileInput"
-    And the request data includes
-      | parameter        | value       |
-      | languages        | eng         |
-      | sidecar          | true        |
-      | deskew           | true        |
-      | clean            | true        |
-      | cleanFinal       | true        |
-      | ocrType          | Force      |
-      | ocrRenderType    | hocr        |
-      | removeImagesAfter| false       |
-    When I send the API request to the endpoint "/api/v1/misc/ocr-pdf"
-    Then the response content type should be "application/octet-stream"
-	And the response file should have extension ".zip"
-	And the response ZIP should contain 2 files
-    And the response file should have size greater than 0
-	And the response status code should be 200


  @libre @positive
@@ -145,7 +107,7 @@ Feature: API Validation
    And the response file should have extension ".pdf"
    And the response file should have size greater than 100
 	
-  @compress @ghostscript @positive
+  @compress @qpdf @positive
  Scenario: Compress
    Given I use an example file at "exampleFiles/ghost3.pdf" as parameter "fileInput"
 	And the request data includes
@@ -156,7 +118,7 @@ Feature: API Validation
    And the response file should have extension ".pdf"
    And the response file should have size greater than 100
 	
-  @compress @ghostscript @positive
+  @compress @qpdf @positive
  Scenario: Compress
    Given I use an example file at "exampleFiles/ghost2.pdf" as parameter "fileInput"
 	And the request data includes
@@ -169,7 +131,7 @@ Feature: API Validation
    And the response file should have size greater than 100
 	
 	
-  @compress @ghostscript @positive
+  @compress @qpdf @positive
  Scenario: Compress
    Given I use an example file at "exampleFiles/ghost1.pdf" as parameter "fileInput"
 	And the request data includes
--- a/cucumber/features/steps/step_definitions.py
+++ b/cucumber/features/steps/step_definitions.py
@@ -15,6 +15,10 @@ import shutil
 import re
 from PIL import Image, ImageDraw

+API_HEADERS = {
+    'X-API-KEY': '123456789'
+}
+
 #########
 # GIVEN #
 #########
@@ -227,7 +231,7 @@ def save_generated_pdf(context, filename):
 def step_send_get_request(context, endpoint):
    base_url = "http://localhost:8080"
    full_url = f"{base_url}{endpoint}"
-    response = requests.get(full_url)
+    response = requests.get(full_url, headers=API_HEADERS)
    context.response = response

@when('I send a GET request to "{endpoint}" with parameters')
@@ -235,7 +239,7 @@ def step_send_get_request_with_params(context, endpoint):
    base_url = "http://localhost:8080"
    params = {row['parameter']: row['value'] for row in context.table}
    full_url = f"{base_url}{endpoint}"
-    response = requests.get(full_url, params=params)
+    response = requests.get(full_url, params=params, headers=API_HEADERS)
    context.response = response

@when('I send the API request to the endpoint "{endpoint}"')
@@ -256,7 +260,7 @@ def step_send_api_request(context, endpoint):
        print(f"form_data {file.name} with {mime_type}")
        form_data.append((key, (file.name, file, mime_type)))

-    response = requests.post(url, files=form_data)
+    response = requests.post(url, files=form_data, headers=API_HEADERS)
    context.response = response

 ########
--- a/exampleYmlFiles/test_cicd.yml
+++ b/exampleYmlFiles/test_cicd.yml
@@ -0,0 +1,34 @@
+services:
+  stirling-pdf:
+    container_name: Stirling-PDF-Security-Fat
+    image: stirlingtools/stirling-pdf:latest-fat
+    deploy:
+      resources:
+        limits:
+          memory: 4G
+    healthcheck:
+      test: ["CMD-SHELL", "curl -f -H 'X-API-KEY: 123456789' http://localhost:8080/api/v1/info/status | grep -q 'UP'"]
+      interval: 5s
+      timeout: 10s
+      retries: 16
+    ports:
+      - 8080:8080
+    volumes:
+      - /stirling/latest/data:/usr/share/tessdata:rw
+      - /stirling/latest/config:/configs:rw
+      - /stirling/latest/logs:/logs:rw
+    environment:
+      DOCKER_ENABLE_SECURITY: "true"
+      SECURITY_ENABLELOGIN: "true"
+      PUID: 1002
+      PGID: 1002
+      UMASK: "022"
+      SYSTEM_DEFAULTLOCALE: en-US
+      UI_APPNAME: Stirling-PDF
+      UI_HOMEDESCRIPTION: Demo site for Stirling-PDF Latest-fat with Security
+      UI_APPNAMENAVBAR: Stirling-PDF Latest-fat
+      SYSTEM_MAXFILESIZE: "100"
+      METRICS_ENABLED: "true"
+      SYSTEM_GOOGLEVISIBILITY: "true"
+      SECURITY_CUSTOMGLOBALAPIKEY: "123456789"
+    restart: on-failure:5
--- a/scripts/ignore_translation.toml
+++ b/scripts/ignore_translation.toml
@@ -42,14 +42,19 @@ ignore = [
    'addPageNumbers.selectText.3',
    'alphabet',
    'certSign.name',
+    'fileChooser.dragAndDrop',
    'home.pipeline.title',
    'language.direction',
+    'legal.impressum',
    'licenses.version',
    'pipeline.title',
    'pipelineOptions.pipelineHeader',
    'pro',
    'sponsor',
    'text',
+    'validateSignature.cert.bits',
+    'validateSignature.cert.version',
+    'validateSignature.status',
    'watermark.type.1',
 ]

@@ -61,7 +66,6 @@ ignore = [
 [es_ES]
 ignore = [
    'adminUserSettings.roles',
-    'color',
    'error',
    'language.direction',
    'no',
@@ -73,6 +77,11 @@ ignore = [
    'language.direction',
 ]

+[fa_IR]
+ignore = [
+    'language.direction',
+]
+
 [fr_FR]
 ignore = [
    'AddStampRequest.alphabet',
--- a/scripts/replace_translation_line.sh
+++ b/scripts/replace_translation_line.sh
@@ -1,8 +1,8 @@
 #!/bin/bash

 translation_key="pdfToPDFA.credit"
-old_value="OCRmyPDF"
-new_value="ghostscript"
+old_value="qpdf"
+new_value="liibreoffice"

 for file in ../src/main/resources/messages_*.properties; do
  sed -i "/^$translation_key=/s/$old_value/$new_value/" "$file"
--- a/src/main/java/stirling/software/SPDF/EE/EEAppConfig.java
+++ b/src/main/java/stirling/software/SPDF/EE/EEAppConfig.java
@@ -3,13 +3,14 @@ package stirling.software.SPDF.EE;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
-import org.springframework.context.annotation.Lazy;
+import org.springframework.core.Ordered;
+import org.springframework.core.annotation.Order;

 import lombok.extern.slf4j.Slf4j;
 import stirling.software.SPDF.model.ApplicationProperties;

@Configuration
-@Lazy
+@Order(Ordered.HIGHEST_PRECEDENCE)
@Slf4j
 public class EEAppConfig {

--- a/src/main/java/stirling/software/SPDF/EE/LicenseKeyChecker.java
+++ b/src/main/java/stirling/software/SPDF/EE/LicenseKeyChecker.java
@@ -25,9 +25,10 @@ public class LicenseKeyChecker {
            KeygenLicenseVerifier licenseService, ApplicationProperties applicationProperties) {
        this.licenseService = licenseService;
        this.applicationProperties = applicationProperties;
+        this.checkLicense();
    }

-    @Scheduled(fixedRate = 604800000, initialDelay = 1000) // 7 days in milliseconds
+    @Scheduled(initialDelay = 604800000, fixedRate = 604800000) // 7 days in milliseconds
    public void checkLicensePeriodically() {
        checkLicense();
    }
--- a/src/main/java/stirling/software/SPDF/SPdfApplication.java
+++ b/src/main/java/stirling/software/SPDF/SPdfApplication.java
@@ -1,5 +1,6 @@
 package stirling.software.SPDF;

+import java.awt.*;
 import java.io.IOException;
 import java.net.ServerSocket;
 import java.nio.file.Files;
@@ -8,6 +9,9 @@ import java.nio.file.Paths;
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.Map;
+import java.util.Properties;
+
+import javax.swing.*;

 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -19,13 +23,16 @@ import org.springframework.core.env.Environment;
 import org.springframework.scheduling.annotation.EnableScheduling;

 import io.github.pixee.security.SystemCommand;
-
 import jakarta.annotation.PostConstruct;
+import jakarta.annotation.PreDestroy;
+import lombok.extern.slf4j.Slf4j;
+import stirling.software.SPDF.UI.WebBrowser;
 import stirling.software.SPDF.config.ConfigInitializer;
 import stirling.software.SPDF.model.ApplicationProperties;

@SpringBootApplication
@EnableScheduling
+@Slf4j
 public class SPdfApplication {

    private static final Logger logger = LoggerFactory.getLogger(SPdfApplication.class);
@@ -67,36 +74,19 @@ public class SPdfApplication {
        }
    }

-    @PostConstruct
-    public void init() {
-        baseUrlStatic = this.baseUrl;
-        // Check if the BROWSER_OPEN environment variable is set to true
-        String browserOpenEnv = env.getProperty("BROWSER_OPEN");
-        boolean browserOpen = browserOpenEnv != null && "true".equalsIgnoreCase(browserOpenEnv);
-        if (browserOpen) {
-            try {
-                String url = baseUrl + ":" + getStaticPort();
-
-                String os = System.getProperty("os.name").toLowerCase();
-                Runtime rt = Runtime.getRuntime();
-                if (os.contains("win")) {
-                    // For Windows
-                    SystemCommand.runCommand(rt, "rundll32 url.dll,FileProtocolHandler " + url);
-                } else if (os.contains("mac")) {
-                    SystemCommand.runCommand(rt, "open " + url);
-                } else if (os.contains("nix") || os.contains("nux")) {
-                    SystemCommand.runCommand(rt, "xdg-open " + url);
-                }
-            } catch (Exception e) {
-                logger.error("Error opening browser: {}", e.getMessage());
-            }
-        }
-        logger.info("Running configs {}", applicationProperties.toString());
-    }
-
    public static void main(String[] args) throws IOException, InterruptedException {

        SpringApplication app = new SpringApplication(SPdfApplication.class);
+
+        Properties props = new Properties();
+
+        if (Boolean.parseBoolean(System.getProperty("STIRLING_PDF_DESKTOP_UI", "false"))) {
+            System.setProperty("java.awt.headless", "false");
+            app.setHeadless(false);
+            props.put("java.awt.headless", "false");
+            props.put("spring.main.web-application-type", "servlet");
+        }
+
        app.setAdditionalProfiles("default");
        app.addInitializers(new ConfigInitializer());
        Map<String, String> propertyFiles = new HashMap<>();
@@ -120,14 +110,20 @@ public class SPdfApplication {
        } else {
            logger.warn("Custom configuration file 'configs/custom_settings.yml' does not exist.");
        }
+        Properties finalProps = new Properties();

        if (!propertyFiles.isEmpty()) {
-            app.setDefaultProperties(
+            finalProps.putAll(
                    Collections.singletonMap(
                            "spring.config.additional-location",
                            propertyFiles.get("spring.config.additional-location")));
        }

+        if (!props.isEmpty()) {
+            finalProps.putAll(props);
+        }
+        app.setDefaultProperties(finalProps);
+
        app.run(args);

        // Ensure directories are created
@@ -147,6 +143,46 @@ public class SPdfApplication {
        logger.info("Navigate to {}", url);
    }

+    @Autowired(required = false)
+    private WebBrowser webBrowser;
+
+    @PostConstruct
+    public void init() {
+        baseUrlStatic = this.baseUrl;
+        String url = baseUrl + ":" + getStaticPort();
+        if (webBrowser != null
+                && Boolean.parseBoolean(System.getProperty("STIRLING_PDF_DESKTOP_UI", "false"))) {
+            webBrowser.initWebUI(url);
+        } else {
+        	String browserOpenEnv = env.getProperty("BROWSER_OPEN");
+            boolean browserOpen = browserOpenEnv != null && "true".equalsIgnoreCase(browserOpenEnv);
+            if (browserOpen) {
+                try {
+                    String os = System.getProperty("os.name").toLowerCase();
+                    Runtime rt = Runtime.getRuntime();
+                    if (os.contains("win")) {
+                        // For Windows
+                        SystemCommand.runCommand(rt, "rundll32 url.dll,FileProtocolHandler " + url);
+                    } else if (os.contains("mac")) {
+                        SystemCommand.runCommand(rt, "open " + url);
+                    } else if (os.contains("nix") || os.contains("nux")) {
+                        SystemCommand.runCommand(rt, "xdg-open " + url);
+                    }
+                } catch (Exception e) {
+                    logger.error("Error opening browser: {}", e.getMessage());
+                }
+            }
+        }
+        logger.info("Running configs {}", applicationProperties.toString()); 
+    }
+
+    @PreDestroy
+    public void cleanup() {
+        if (webBrowser != null) {
+            webBrowser.cleanup();
+        }
+    }
+
    public static String getStaticBaseUrl() {
        return baseUrlStatic;
    }
--- a/src/main/java/stirling/software/SPDF/UI/WebBrowser.java
+++ b/src/main/java/stirling/software/SPDF/UI/WebBrowser.java
@@ -0,0 +1,7 @@
+package stirling.software.SPDF.UI;
+
+public interface WebBrowser {
+    void initWebUI(String url);
+
+    void cleanup();
+}
--- a/src/main/java/stirling/software/SPDF/UI/impl/DesktopBrowser.java
+++ b/src/main/java/stirling/software/SPDF/UI/impl/DesktopBrowser.java
@@ -0,0 +1,354 @@
+package stirling.software.SPDF.UI.impl;
+
+import java.awt.AWTException;
+import java.awt.BorderLayout;
+import java.awt.Frame;
+import java.awt.Image;
+import java.awt.MenuItem;
+import java.awt.PopupMenu;
+import java.awt.SystemTray;
+import java.awt.TrayIcon;
+import java.awt.event.WindowEvent;
+import java.awt.event.WindowStateListener;
+import java.io.File;
+import java.io.InputStream;
+import java.util.Objects;
+import java.util.concurrent.CompletableFuture;
+
+import javax.imageio.ImageIO;
+import javax.swing.JFrame;
+import javax.swing.JPanel;
+import javax.swing.SwingUtilities;
+import javax.swing.Timer;
+
+import org.cef.CefApp;
+import org.cef.CefClient;
+import org.cef.CefSettings;
+import org.cef.browser.CefBrowser;
+import org.cef.callback.CefBeforeDownloadCallback;
+import org.cef.callback.CefDownloadItem;
+import org.cef.callback.CefDownloadItemCallback;
+import org.cef.handler.CefDownloadHandlerAdapter;
+import org.cef.handler.CefLoadHandlerAdapter;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
+import org.springframework.stereotype.Component;
+
+import jakarta.annotation.PreDestroy;
+import lombok.extern.slf4j.Slf4j;
+import me.friwi.jcefmaven.CefAppBuilder;
+import me.friwi.jcefmaven.EnumProgress;
+import me.friwi.jcefmaven.MavenCefAppHandlerAdapter;
+import me.friwi.jcefmaven.impl.progress.ConsoleProgressHandler;
+import stirling.software.SPDF.UI.WebBrowser;
+
+@Component
+@Slf4j
+@ConditionalOnProperty(
+        name = "STIRLING_PDF_DESKTOP_UI",
+        havingValue = "true",
+        matchIfMissing = false)
+public class DesktopBrowser implements WebBrowser {
+    private static CefApp cefApp;
+    private static CefClient client;
+    private static CefBrowser browser;
+    private static JFrame frame;
+    private static LoadingWindow loadingWindow;
+    private static volatile boolean browserInitialized = false;
+    private static TrayIcon trayIcon;
+    private static SystemTray systemTray;
+
+    public DesktopBrowser() {
+        SwingUtilities.invokeLater(
+                () -> {
+                    loadingWindow = new LoadingWindow(null, "Initializing...");
+                    loadingWindow.setVisible(true);
+                });
+    }
+
+    public void initWebUI(String url) {
+        CompletableFuture.runAsync(
+                () -> {
+                    try {
+                        CefAppBuilder builder = new CefAppBuilder();
+                        configureCefSettings(builder);
+                        builder.setProgressHandler(createProgressHandler());
+
+                        // Build and initialize CEF
+                        cefApp = builder.build();
+                        client = cefApp.createClient();
+
+                        // Set up download handler
+                        setupDownloadHandler();
+
+                        // Create browser and frame on EDT
+                        SwingUtilities.invokeAndWait(
+                                () -> {
+                                    browser = client.createBrowser(url, false, false);
+                                    setupMainFrame();
+                                    setupLoadHandler();
+
+                                    // Show the frame immediately but transparent
+                                    frame.setVisible(true);
+                                });
+                    } catch (Exception e) {
+                        log.error("Error initializing JCEF browser: ", e);
+                        cleanup();
+                    }
+                });
+    }
+
+    private void configureCefSettings(CefAppBuilder builder) {
+        CefSettings settings = builder.getCefSettings();
+        settings.cache_path = new File("jcef-bundle").getAbsolutePath();
+        settings.root_cache_path = new File("jcef-bundle").getAbsolutePath();
+        settings.persist_session_cookies = true;
+        settings.windowless_rendering_enabled = false;
+        settings.log_severity = CefSettings.LogSeverity.LOGSEVERITY_INFO;
+
+        builder.setAppHandler(
+                new MavenCefAppHandlerAdapter() {
+                    @Override
+                    public void stateHasChanged(org.cef.CefApp.CefAppState state) {
+                        log.info("CEF state changed: " + state);
+                        if (state == CefApp.CefAppState.TERMINATED) {
+                            System.exit(0);
+                        }
+                    }
+                });
+    }
+
+    private void setupDownloadHandler() {
+        client.addDownloadHandler(
+                new CefDownloadHandlerAdapter() {
+                    @Override
+                    public boolean onBeforeDownload(
+                            CefBrowser browser,
+                            CefDownloadItem downloadItem,
+                            String suggestedName,
+                            CefBeforeDownloadCallback callback) {
+                        callback.Continue("", true);
+                        return true;
+                    }
+
+                    @Override
+                    public void onDownloadUpdated(
+                            CefBrowser browser,
+                            CefDownloadItem downloadItem,
+                            CefDownloadItemCallback callback) {
+                        if (downloadItem.isComplete()) {
+                            log.info("Download completed: " + downloadItem.getFullPath());
+                        } else if (downloadItem.isCanceled()) {
+                            log.info("Download canceled: " + downloadItem.getFullPath());
+                        }
+                    }
+                });
+    }
+
+    private ConsoleProgressHandler createProgressHandler() {
+        return new ConsoleProgressHandler() {
+            @Override
+            public void handleProgress(EnumProgress state, float percent) {
+                Objects.requireNonNull(state, "state cannot be null");
+                SwingUtilities.invokeLater(
+                        () -> {
+                            if (loadingWindow != null) {
+                                switch (state) {
+                                    case LOCATING:
+                                        loadingWindow.setStatus("Locating Files...");
+                                        loadingWindow.setProgress(0);
+                                        break;
+                                    case DOWNLOADING:
+                                        if (percent >= 0) {
+                                            loadingWindow.setStatus(
+                                                    String.format(
+                                                            "Downloading additional files: %.0f%%",
+                                                            percent));
+                                            loadingWindow.setProgress((int) percent);
+                                        }
+                                        break;
+                                    case EXTRACTING:
+                                        loadingWindow.setStatus("Extracting files...");
+                                        loadingWindow.setProgress(60);
+                                        break;
+                                    case INITIALIZING:
+                                        loadingWindow.setStatus("Initializing UI...");
+                                        loadingWindow.setProgress(80);
+                                        break;
+                                    case INITIALIZED:
+                                        loadingWindow.setStatus("Finalising startup...");
+                                        loadingWindow.setProgress(90);
+                                        break;
+                                }
+                            }
+                        });
+            }
+        };
+    }
+
+    private void setupMainFrame() {
+        frame = new JFrame("Stirling-PDF");
+        frame.setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE);
+        frame.setUndecorated(true);
+        frame.setOpacity(0.0f);
+
+        JPanel contentPane = new JPanel(new BorderLayout());
+        contentPane.setDoubleBuffered(true);
+        contentPane.add(browser.getUIComponent(), BorderLayout.CENTER);
+        frame.setContentPane(contentPane);
+
+        frame.addWindowListener(
+                new java.awt.event.WindowAdapter() {
+                    @Override
+                    public void windowClosing(java.awt.event.WindowEvent windowEvent) {
+                        cleanup();
+                        System.exit(0);
+                    }
+                });
+
+        frame.setSize(1280, 768);
+        frame.setLocationRelativeTo(null);
+
+        loadIcon();
+    }
+
+    private void setupLoadHandler() {
+        client.addLoadHandler(
+                new CefLoadHandlerAdapter() {
+                    @Override
+                    public void onLoadingStateChange(
+                            CefBrowser browser,
+                            boolean isLoading,
+                            boolean canGoBack,
+                            boolean canGoForward) {
+                        if (!isLoading && !browserInitialized) {
+                            browserInitialized = true;
+                            SwingUtilities.invokeLater(
+                                    () -> {
+                                        if (loadingWindow != null) {
+                                            Timer timer =
+                                                    new Timer(
+                                                            500,
+                                                            e -> {
+                                                                loadingWindow.dispose();
+                                                                loadingWindow = null;
+
+                                                                frame.dispose();
+                                                                frame.setOpacity(1.0f);
+                                                                frame.setUndecorated(false);
+                                                                frame.pack();
+                                                                frame.setSize(1280, 800);
+                                                                frame.setLocationRelativeTo(null);
+                                                                frame.setVisible(true);
+                                                                frame.requestFocus();
+                                                                frame.toFront();
+                                                                browser.getUIComponent()
+                                                                        .requestFocus();
+                                                            });
+                                            timer.setRepeats(false);
+                                            timer.start();
+                                        }
+                                    });
+                        }
+                    }
+                });
+    }
+
+    private void setupTrayIcon(Image icon) {
+        if (!SystemTray.isSupported()) {
+            log.warn("System tray is not supported");
+            return;
+        }
+
+        try {
+            systemTray = SystemTray.getSystemTray();
+
+            // Create popup menu
+            PopupMenu popup = new PopupMenu();
+
+            // Create menu items
+            MenuItem showItem = new MenuItem("Show");
+            showItem.addActionListener(
+                    e -> {
+                        frame.setVisible(true);
+                        frame.setState(Frame.NORMAL);
+                    });
+
+            MenuItem exitItem = new MenuItem("Exit");
+            exitItem.addActionListener(
+                    e -> {
+                        cleanup();
+                        System.exit(0);
+                    });
+
+            // Add menu items to popup menu
+            popup.add(showItem);
+            popup.addSeparator();
+            popup.add(exitItem);
+
+            // Create tray icon
+            trayIcon = new TrayIcon(icon, "Stirling-PDF", popup);
+            trayIcon.setImageAutoSize(true);
+
+            // Add double-click behavior
+            trayIcon.addActionListener(
+                    e -> {
+                        frame.setVisible(true);
+                        frame.setState(Frame.NORMAL);
+                    });
+
+            // Add tray icon to system tray
+            systemTray.add(trayIcon);
+
+            // Modify frame behavior to minimize to tray
+            frame.addWindowStateListener(
+                    new WindowStateListener() {
+                        public void windowStateChanged(WindowEvent e) {
+                            if (e.getNewState() == Frame.ICONIFIED) {
+                                frame.setVisible(false);
+                            }
+                        }
+                    });
+
+        } catch (AWTException e) {
+            log.error("Error setting up system tray icon", e);
+        }
+    }
+
+    private void loadIcon() {
+        try {
+            Image icon = null;
+            String[] iconPaths = {"/static/favicon.ico"};
+
+            for (String path : iconPaths) {
+                if (icon != null) break;
+                try {
+                    try (InputStream is = getClass().getResourceAsStream(path)) {
+                        if (is != null) {
+                            icon = ImageIO.read(is);
+                            break;
+                        }
+                    }
+                } catch (Exception e) {
+                    log.debug("Could not load icon from " + path, e);
+                }
+            }
+
+            if (icon != null) {
+                frame.setIconImage(icon);
+                setupTrayIcon(icon);
+            } else {
+                log.warn("Could not load icon from any source");
+            }
+        } catch (Exception e) {
+            log.error("Error loading icon", e);
+        }
+    }
+
+    @PreDestroy
+    public void cleanup() {
+        if (browser != null) browser.close(true);
+        if (client != null) client.dispose();
+        if (cefApp != null) cefApp.dispose();
+        if (loadingWindow != null) loadingWindow.dispose();
+    }
+}
--- a/src/main/java/stirling/software/SPDF/UI/impl/LoadingWindow.java
+++ b/src/main/java/stirling/software/SPDF/UI/impl/LoadingWindow.java
@@ -0,0 +1,114 @@
+package stirling.software.SPDF.UI.impl;
+
+import java.awt.*;
+import java.io.InputStream;
+
+import javax.imageio.ImageIO;
+import javax.swing.*;
+
+import lombok.extern.slf4j.Slf4j;
+
+@Slf4j
+public class LoadingWindow extends JDialog {
+    private final JProgressBar progressBar;
+    private final JLabel statusLabel;
+    private final JPanel mainPanel;
+    private final JLabel brandLabel;
+
+    public LoadingWindow(Frame parent, String initialUrl) {
+        super(parent, "Initializing Stirling-PDF", true);
+
+        // Initialize components
+        mainPanel = new JPanel();
+        mainPanel.setBackground(Color.WHITE);
+        mainPanel.setBorder(BorderFactory.createEmptyBorder(20, 30, 20, 30));
+        mainPanel.setLayout(new GridBagLayout());
+        GridBagConstraints gbc = new GridBagConstraints();
+
+        // Configure GridBagConstraints
+        gbc.gridwidth = GridBagConstraints.REMAINDER;
+        gbc.fill = GridBagConstraints.HORIZONTAL;
+        gbc.insets = new Insets(5, 5, 5, 5);
+        gbc.weightx = 1.0; // Add horizontal weight
+        gbc.weighty = 0.0; // Add vertical weight
+
+        // Add icon
+        try {
+            try (InputStream is = getClass().getResourceAsStream("/static/favicon.ico")) {
+                if (is != null) {
+                    Image img = ImageIO.read(is);
+                    if (img != null) {
+                        Image scaledImg = img.getScaledInstance(48, 48, Image.SCALE_SMOOTH);
+                        JLabel iconLabel = new JLabel(new ImageIcon(scaledImg));
+                        iconLabel.setHorizontalAlignment(SwingConstants.CENTER);
+                        gbc.gridy = 0;
+                        mainPanel.add(iconLabel, gbc);
+                    }
+                }
+            }
+        } catch (Exception e) {
+            log.error("Failed to load icon", e);
+        }
+        // URL Label with explicit size
+        brandLabel = new JLabel(initialUrl);
+        brandLabel.setHorizontalAlignment(SwingConstants.CENTER);
+        brandLabel.setPreferredSize(new Dimension(300, 25));
+        brandLabel.setText("Stirling-PDF");
+        gbc.gridy = 1;
+        mainPanel.add(brandLabel, gbc);
+
+        // Status label with explicit size
+        statusLabel = new JLabel("Initializing...");
+        statusLabel.setHorizontalAlignment(SwingConstants.CENTER);
+        statusLabel.setPreferredSize(new Dimension(300, 25));
+        gbc.gridy = 2;
+        mainPanel.add(statusLabel, gbc);
+        // Progress bar with explicit size
+        progressBar = new JProgressBar(0, 100);
+        progressBar.setStringPainted(true);
+        progressBar.setPreferredSize(new Dimension(300, 25));
+        gbc.gridy = 3;
+        mainPanel.add(progressBar, gbc);
+
+        // Set dialog properties
+        setContentPane(mainPanel);
+        setDefaultCloseOperation(JDialog.DO_NOTHING_ON_CLOSE);
+        setResizable(false);
+        setUndecorated(false);
+
+        // Set size and position
+        setSize(400, 200);
+        setLocationRelativeTo(parent);
+        setAlwaysOnTop(true);
+        setProgress(0);
+        setStatus("Starting...");
+    }
+
+    public void setProgress(final int progress) {
+        SwingUtilities.invokeLater(
+                () -> {
+                    try {
+                        progressBar.setValue(Math.min(Math.max(progress, 0), 100));
+                        progressBar.setString(progress + "%");
+                        mainPanel.revalidate();
+                        mainPanel.repaint();
+                    } catch (Exception e) {
+                        log.error("Error updating progress", e);
+                    }
+                });
+    }
+
+    public void setStatus(final String status) {
+        log.info(status);
+        SwingUtilities.invokeLater(
+                () -> {
+                    try {
+                        statusLabel.setText(status != null ? status : "");
+                        mainPanel.revalidate();
+                        mainPanel.repaint();
+                    } catch (Exception e) {
+                        log.error("Error updating status", e);
+                    }
+                });
+    }
+}
--- a/src/main/java/stirling/software/SPDF/config/EndpointConfiguration.java
+++ b/src/main/java/stirling/software/SPDF/config/EndpointConfiguration.java
@@ -188,7 +188,7 @@ public class EndpointConfiguration {
        addEndpointToGroup("OpenCV", "extract-image-scans");

        // LibreOffice
-        addEndpointToGroup("LibreOffice", "repair");
+        addEndpointToGroup("qpdf", "repair");
        addEndpointToGroup("LibreOffice", "file-to-pdf");
        addEndpointToGroup("LibreOffice", "pdf-to-word");
        addEndpointToGroup("LibreOffice", "pdf-to-presentation");
@@ -199,10 +199,11 @@ public class EndpointConfiguration {
        // Unoconv
        addEndpointToGroup("Unoconv", "file-to-pdf");

-        // OCRmyPDF
-        addEndpointToGroup("OCRmyPDF", "compress-pdf");
-        addEndpointToGroup("OCRmyPDF", "pdf-to-pdfa");
-        addEndpointToGroup("OCRmyPDF", "ocr-pdf");
+        // qpdf
+        addEndpointToGroup("qpdf", "compress-pdf");
+        addEndpointToGroup("qpdf", "pdf-to-pdfa");
+
+        addEndpointToGroup("tesseract", "ocr-pdf");

        // Java
        addEndpointToGroup("Java", "merge-pdfs");
@@ -248,10 +249,10 @@ public class EndpointConfiguration {
        addEndpointToGroup("Javascript", "compare");
        addEndpointToGroup("Javascript", "adjust-contrast");

-        // Ghostscript dependent endpoints
-        addEndpointToGroup("Ghostscript", "compress-pdf");
-        addEndpointToGroup("Ghostscript", "pdf-to-pdfa");
-        addEndpointToGroup("Ghostscript", "repair");
+        // qpdf dependent endpoints
+        addEndpointToGroup("qpdf", "compress-pdf");
+        addEndpointToGroup("qpdf", "pdf-to-pdfa");
+        addEndpointToGroup("qpdf", "repair");

        // Weasyprint dependent endpoints
        addEndpointToGroup("Weasyprint", "html-to-pdf");
@@ -259,6 +260,9 @@ public class EndpointConfiguration {

        // Pdftohtml dependent endpoints
        addEndpointToGroup("Pdftohtml", "pdf-to-html");
+
+        // disabled for now while we resolve issues
+        disableEndpoint("pdf-to-pdfa");
    }

    private void processEnvironmentConfigs() {
--- a/src/main/java/stirling/software/SPDF/config/ExternalAppDepConfig.java
+++ b/src/main/java/stirling/software/SPDF/config/ExternalAppDepConfig.java
@@ -37,12 +37,12 @@ public class ExternalAppDepConfig {
    private final Map<String, List<String>> commandToGroupMapping =
            new HashMap<>() {
                {
-                    put("gs", List.of("Ghostscript"));
                    put("soffice", List.of("LibreOffice"));
-                    put("ocrmypdf", List.of("OCRmyPDF"));
                    put("weasyprint", List.of("Weasyprint"));
                    put("pdftohtml", List.of("Pdftohtml"));
                    put("unoconv", List.of("Unoconv"));
+                    put("qpdf", List.of("qpdf"));
+                    put("tesseract", List.of("tesseract"));
                }
            };

@@ -97,9 +97,9 @@ public class ExternalAppDepConfig {
    public void checkDependencies() {

        // Check core dependencies
-        checkDependencyAndDisableGroup("gs");
+        checkDependencyAndDisableGroup("tesseract");
        checkDependencyAndDisableGroup("soffice");
-        checkDependencyAndDisableGroup("ocrmypdf");
+        checkDependencyAndDisableGroup("qpdf");
        checkDependencyAndDisableGroup("weasyprint");
        checkDependencyAndDisableGroup("pdftohtml");
        checkDependencyAndDisableGroup("unoconv");
--- a/src/main/java/stirling/software/SPDF/config/InitialSetup.java
+++ b/src/main/java/stirling/software/SPDF/config/InitialSetup.java
@@ -1,11 +1,14 @@
 package stirling.software.SPDF.config;

 import java.io.IOException;
+import java.util.Properties;
 import java.util.UUID;

 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.core.Ordered;
 import org.springframework.core.annotation.Order;
+import org.springframework.core.io.ClassPathResource;
+import org.springframework.core.io.Resource;
 import org.springframework.stereotype.Component;

 import io.micrometer.common.util.StringUtils;
@@ -23,6 +26,18 @@ public class InitialSetup {
    @Autowired private ApplicationProperties applicationProperties;

    @PostConstruct
+    public void init() throws IOException {
+        initUUIDKey();
+
+        initSecretKey();
+
+        initEnableCSRFSecurity();
+
+        initLegalUrls();
+
+        initSetAppVersion();
+    }
+
    public void initUUIDKey() throws IOException {
        String uuid = applicationProperties.getAutomaticallyGenerated().getUUID();
        if (!GeneralUtils.isValidUUID(uuid)) {
@@ -32,7 +47,6 @@ public class InitialSetup {
        }
    }

-    @PostConstruct
    public void initSecretKey() throws IOException {
        String secretKey = applicationProperties.getAutomaticallyGenerated().getKey();
        if (!GeneralUtils.isValidUUID(secretKey)) {
@@ -42,13 +56,24 @@ public class InitialSetup {
        }
    }

-    @PostConstruct
+    public void initEnableCSRFSecurity() throws IOException {
+        if (GeneralUtils.isVersionHigher(
+                "0.36.0", applicationProperties.getAutomaticallyGenerated().getAppVersion())) {
+            Boolean csrf = applicationProperties.getSecurity().getCsrfDisabled();
+            if (!csrf) {
+                GeneralUtils.saveKeyToConfig("security.csrfDisabled", false, false);
+                GeneralUtils.saveKeyToConfig("system.enableAnalytics", "true", false);
+                applicationProperties.getSecurity().setCsrfDisabled(false);
+            }
+        }
+    }
+
    public void initLegalUrls() throws IOException {
        // Initialize Terms and Conditions
        String termsUrl = applicationProperties.getLegal().getTermsAndConditions();
        if (StringUtils.isEmpty(termsUrl)) {
            String defaultTermsUrl = "https://www.stirlingpdf.com/terms-and-conditions";
-            GeneralUtils.saveKeyToConfig("legal.termsAndConditions", defaultTermsUrl);
+            GeneralUtils.saveKeyToConfig("legal.termsAndConditions", defaultTermsUrl, false);
            applicationProperties.getLegal().setTermsAndConditions(defaultTermsUrl);
        }

@@ -56,8 +81,23 @@ public class InitialSetup {
        String privacyUrl = applicationProperties.getLegal().getPrivacyPolicy();
        if (StringUtils.isEmpty(privacyUrl)) {
            String defaultPrivacyUrl = "https://www.stirlingpdf.com/privacy-policy";
-            GeneralUtils.saveKeyToConfig("legal.privacyPolicy", defaultPrivacyUrl);
+            GeneralUtils.saveKeyToConfig("legal.privacyPolicy", defaultPrivacyUrl, false);
            applicationProperties.getLegal().setPrivacyPolicy(defaultPrivacyUrl);
        }
    }
+
+    public void initSetAppVersion() throws IOException {
+
+        String appVersion = "0.0.0";
+        Resource resource = new ClassPathResource("version.properties");
+        Properties props = new Properties();
+        try {
+            props.load(resource.getInputStream());
+            appVersion = props.getProperty("version");
+        } catch (Exception e) {
+
+        }
+        applicationProperties.getAutomaticallyGenerated().setAppVersion(appVersion);
+        GeneralUtils.saveKeyToConfig("AutomaticallyGenerated.appVersion", appVersion, false);
+    }
 }
--- a/src/main/java/stirling/software/SPDF/config/security/InitialSecuritySetup.java
+++ b/src/main/java/stirling/software/SPDF/config/security/InitialSecuritySetup.java
@@ -30,6 +30,7 @@ public class InitialSecuritySetup {
            initializeAdminUser();
        } else {
            databaseBackupHelper.exportDatabase();
+            userService.migrateOauth2ToSSO();
        }
        initializeInternalApiUser();
    }
@@ -74,5 +75,6 @@ public class InitialSecuritySetup {
            userService.addApiKeyToUser(Role.INTERNAL_API_USER.getRoleId());
            log.info("Internal API user created: " + Role.INTERNAL_API_USER.getRoleId());
        }
+        userService.syncCustomApiUser(applicationProperties.getSecurity().getCustomGlobalAPIKey());
    }
 }
--- a/src/main/java/stirling/software/SPDF/config/security/SecurityConfiguration.java
+++ b/src/main/java/stirling/software/SPDF/config/security/SecurityConfiguration.java
@@ -3,14 +3,16 @@ package stirling.software.SPDF.config.security;
 import java.security.cert.X509Certificate;
 import java.util.*;

+import org.opensaml.saml.saml2.core.AuthnRequest;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.DependsOn;
 import org.springframework.context.annotation.Lazy;
 import org.springframework.core.io.Resource;
-import org.springframework.security.authentication.AuthenticationProvider;
+import org.springframework.security.authentication.ProviderManager;
 import org.springframework.security.authentication.dao.DaoAuthenticationProvider;
 import org.springframework.security.config.annotation.method.configuration.EnableMethodSecurity;
 import org.springframework.security.config.annotation.web.builders.HttpSecurity;
@@ -32,7 +34,8 @@ import org.springframework.security.saml2.provider.service.authentication.OpenSa
 import org.springframework.security.saml2.provider.service.registration.InMemoryRelyingPartyRegistrationRepository;
 import org.springframework.security.saml2.provider.service.registration.RelyingPartyRegistration;
 import org.springframework.security.saml2.provider.service.registration.RelyingPartyRegistrationRepository;
-import org.springframework.security.saml2.provider.service.web.authentication.Saml2WebSsoAuthenticationFilter;
+import org.springframework.security.saml2.provider.service.registration.Saml2MessageBinding;
+import org.springframework.security.saml2.provider.service.web.authentication.OpenSaml4AuthenticationRequestResolver;
 import org.springframework.security.web.SecurityFilterChain;
 import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;
 import org.springframework.security.web.authentication.rememberme.PersistentTokenRepository;
@@ -41,6 +44,7 @@ import org.springframework.security.web.csrf.CsrfTokenRequestAttributeHandler;
 import org.springframework.security.web.savedrequest.NullRequestCache;
 import org.springframework.security.web.util.matcher.AntPathRequestMatcher;

+import jakarta.servlet.http.HttpServletRequest;
 import lombok.extern.slf4j.Slf4j;
 import stirling.software.SPDF.config.security.oauth2.CustomOAuth2AuthenticationFailureHandler;
 import stirling.software.SPDF.config.security.oauth2.CustomOAuth2AuthenticationSuccessHandler;
@@ -64,6 +68,7 @@ import stirling.software.SPDF.repository.JPATokenRepositoryImpl;
@EnableWebSecurity
@EnableMethodSecurity
@Slf4j
+@DependsOn("runningEE")
 public class SecurityConfiguration {

    @Autowired private CustomUserDetailsService userDetailsService;
@@ -79,6 +84,10 @@ public class SecurityConfiguration {
    @Qualifier("loginEnabled")
    public boolean loginEnabledValue;

+    @Autowired
+    @Qualifier("runningEE")
+    public boolean runningEE;
+
    @Autowired ApplicationProperties applicationProperties;

    @Autowired private UserAuthenticationFilter userAuthenticationFilter;
@@ -90,13 +99,14 @@ public class SecurityConfiguration {

    @Bean
    public SecurityFilterChain filterChain(HttpSecurity http) throws Exception {
+        if (applicationProperties.getSecurity().getCsrfDisabled() || !loginEnabledValue) {
+            http.csrf(csrf -> csrf.disable());
+        }

        if (loginEnabledValue) {
            http.addFilterBefore(
                    userAuthenticationFilter, UsernamePasswordAuthenticationFilter.class);
-            if (applicationProperties.getSecurity().getCsrfDisabled()) {
-                http.csrf(csrf -> csrf.disable());
-            } else {
+            if (!applicationProperties.getSecurity().getCsrfDisabled()) {
                CookieCsrfTokenRepository cookieRepo =
                        CookieCsrfTokenRepository.withHttpOnlyFalse();
                CsrfTokenRequestAttributeHandler requestHandler =
@@ -106,7 +116,7 @@ public class SecurityConfiguration {
                        csrf ->
                                csrf.ignoringRequestMatchers(
                                                request -> {
-                                                    String apiKey = request.getHeader("X-API-Key");
+                                                    String apiKey = request.getHeader("X-API-KEY");

                                                    // If there's no API key, don't ignore CSRF
                                                    // (return false)
@@ -245,12 +255,22 @@ public class SecurityConfiguration {
            }

            // Handle SAML
-            if (applicationProperties.getSecurity().isSaml2Activ()
-                    && applicationProperties.getSystem().getEnableAlphaFunctionality()) {
-                http.authenticationProvider(samlAuthenticationProvider());
-                http.saml2Login(
-                                saml2 ->
+            if (applicationProperties.getSecurity().isSaml2Activ()) { // && runningEE
+                // Configure the authentication provider
+                OpenSaml4AuthenticationProvider authenticationProvider =
+                        new OpenSaml4AuthenticationProvider();
+                authenticationProvider.setResponseAuthenticationConverter(
+                        new CustomSaml2ResponseAuthenticationConverter(userService));
+
+                http.authenticationProvider(authenticationProvider)
+                        .saml2Login(
+                                saml2 -> {
+                                    try {
                                        saml2.loginPage("/saml2")
+                                                .relyingPartyRegistrationRepository(
+                                                        relyingPartyRegistrations())
+                                                .authenticationManager(
+                                                        new ProviderManager(authenticationProvider))
                                                .successHandler(
                                                        new CustomSaml2AuthenticationSuccessHandler(
                                                                loginAttemptService,
@@ -258,44 +278,34 @@ public class SecurityConfiguration {
                                                                userService))
                                                .failureHandler(
                                                        new CustomSaml2AuthenticationFailureHandler())
-                                                .permitAll())
-                        .addFilterBefore(
-                                userAuthenticationFilter, Saml2WebSsoAuthenticationFilter.class);
+                                                .authenticationRequestResolver(
+                                                        authenticationRequestResolver(
+                                                                relyingPartyRegistrations()));
+                                    } catch (Exception e) {
+                                        log.error("Error configuring SAML2 login", e);
+                                        throw new RuntimeException(e);
+                                    }
+                                });
            }
+
        } else {
-            if (applicationProperties.getSecurity().getCsrfDisabled()) {
-                http.csrf(csrf -> csrf.disable());
-            } else {
-                CookieCsrfTokenRepository cookieRepo =
-                        CookieCsrfTokenRepository.withHttpOnlyFalse();
-                CsrfTokenRequestAttributeHandler requestHandler =
-                        new CsrfTokenRequestAttributeHandler();
-                requestHandler.setCsrfRequestAttributeName(null);
-                http.csrf(
-                        csrf ->
-                                csrf.csrfTokenRepository(cookieRepo)
-                                        .csrfTokenRequestHandler(requestHandler));
-            }
+            //            if (!applicationProperties.getSecurity().getCsrfDisabled()) {
+            //                CookieCsrfTokenRepository cookieRepo =
+            //                        CookieCsrfTokenRepository.withHttpOnlyFalse();
+            //                CsrfTokenRequestAttributeHandler requestHandler =
+            //                        new CsrfTokenRequestAttributeHandler();
+            //                requestHandler.setCsrfRequestAttributeName(null);
+            //                http.csrf(
+            //                        csrf ->
+            //                                csrf.csrfTokenRepository(cookieRepo)
+            //                                        .csrfTokenRequestHandler(requestHandler));
+            //            }
            http.authorizeHttpRequests(authz -> authz.anyRequest().permitAll());
        }

        return http.build();
    }

-    @Bean
-    @ConditionalOnProperty(
-            name = "security.saml2.enabled",
-            havingValue = "true",
-            matchIfMissing = false)
-    public AuthenticationProvider samlAuthenticationProvider() {
-        OpenSaml4AuthenticationProvider authenticationProvider =
-                new OpenSaml4AuthenticationProvider();
-        authenticationProvider.setResponseAuthenticationConverter(
-                new CustomSaml2ResponseAuthenticationConverter(userService));
-        return authenticationProvider;
-    }
-
-    // Client Registration Repository for OAUTH2 OIDC Login
    @Bean
    @ConditionalOnProperty(
            value = "security.oauth2.enabled",
@@ -432,11 +442,12 @@ public class SecurityConfiguration {
            havingValue = "true",
            matchIfMissing = false)
    public RelyingPartyRegistrationRepository relyingPartyRegistrations() throws Exception {
-
        SAML2 samlConf = applicationProperties.getSecurity().getSaml2();

-        Resource privateKeyResource = samlConf.getPrivateKey();
+        X509Certificate idpCert = CertificateUtils.readCertificate(samlConf.getidpCert());
+        Saml2X509Credential verificationCredential = Saml2X509Credential.verification(idpCert);

+        Resource privateKeyResource = samlConf.getPrivateKey();
        Resource certificateResource = samlConf.getSpCert();

        Saml2X509Credential signingCredential =
@@ -445,26 +456,97 @@ public class SecurityConfiguration {
                        CertificateUtils.readCertificate(certificateResource),
                        Saml2X509CredentialType.SIGNING);

-        X509Certificate idpCert = CertificateUtils.readCertificate(samlConf.getidpCert());
-
-        Saml2X509Credential verificationCredential = Saml2X509Credential.verification(idpCert);
-
        RelyingPartyRegistration rp =
                RelyingPartyRegistration.withRegistrationId(samlConf.getRegistrationId())
-                        .signingX509Credentials((c) -> c.add(signingCredential))
+                        .signingX509Credentials(c -> c.add(signingCredential))
                        .assertingPartyMetadata(
-                                (details) ->
-                                        details.entityId(samlConf.getIdpIssuer())
+                                metadata ->
+                                        metadata.entityId(samlConf.getIdpIssuer())
                                                .singleSignOnServiceLocation(
                                                        samlConf.getIdpSingleLoginUrl())
                                                .verificationX509Credentials(
-                                                        (c) -> c.add(verificationCredential))
+                                                        c -> c.add(verificationCredential))
+                                                .singleSignOnServiceBinding(
+                                                        Saml2MessageBinding.POST)
                                                .wantAuthnRequestsSigned(true))
                        .build();
+
        return new InMemoryRelyingPartyRegistrationRepository(rp);
    }

    @Bean
+    @ConditionalOnProperty(
+            name = "security.saml2.enabled",
+            havingValue = "true",
+            matchIfMissing = false)
+    public OpenSaml4AuthenticationRequestResolver authenticationRequestResolver(
+            RelyingPartyRegistrationRepository relyingPartyRegistrationRepository) {
+        OpenSaml4AuthenticationRequestResolver resolver =
+                new OpenSaml4AuthenticationRequestResolver(relyingPartyRegistrationRepository);
+        resolver.setAuthnRequestCustomizer(
+                customizer -> {
+                    log.debug("Customizing SAML Authentication request");
+
+                    AuthnRequest authnRequest = customizer.getAuthnRequest();
+                    log.debug("AuthnRequest ID: {}", authnRequest.getID());
+
+                    if (authnRequest.getID() == null) {
+                        authnRequest.setID("ARQ" + UUID.randomUUID().toString());
+                    }
+                    log.debug("AuthnRequest new ID after set: {}", authnRequest.getID());
+                    log.debug("AuthnRequest IssueInstant: {}", authnRequest.getIssueInstant());
+                    log.debug(
+                            "AuthnRequest Issuer: {}",
+                            authnRequest.getIssuer() != null
+                                    ? authnRequest.getIssuer().getValue()
+                                    : "null");
+
+                    HttpServletRequest request = customizer.getRequest();
+
+                    // Log HTTP request details
+                    log.debug("HTTP Request Method: {}", request.getMethod());
+                    log.debug("Request URI: {}", request.getRequestURI());
+                    log.debug("Request URL: {}", request.getRequestURL().toString());
+                    log.debug("Query String: {}", request.getQueryString());
+                    log.debug("Remote Address: {}", request.getRemoteAddr());
+
+                    // Log headers
+                    Collections.list(request.getHeaderNames())
+                            .forEach(
+                                    headerName -> {
+                                        log.debug(
+                                                "Header - {}: {}",
+                                                headerName,
+                                                request.getHeader(headerName));
+                                    });
+
+                    // Log SAML specific parameters
+                    log.debug("SAML Request Parameters:");
+                    log.debug("SAMLRequest: {}", request.getParameter("SAMLRequest"));
+                    log.debug("RelayState: {}", request.getParameter("RelayState"));
+
+                    // Log session debugrmation if exists
+                    if (request.getSession(false) != null) {
+                        log.debug("Session ID: {}", request.getSession().getId());
+                    }
+
+                    // Log any assertions consumer service details if present
+                    if (authnRequest.getAssertionConsumerServiceURL() != null) {
+                        log.debug(
+                                "AssertionConsumerServiceURL: {}",
+                                authnRequest.getAssertionConsumerServiceURL());
+                    }
+
+                    // Log NameID policy if present
+                    if (authnRequest.getNameIDPolicy() != null) {
+                        log.debug(
+                                "NameIDPolicy Format: {}",
+                                authnRequest.getNameIDPolicy().getFormat());
+                    }
+                });
+        return resolver;
+    }
+
    public DaoAuthenticationProvider daoAuthenticationProvider() {
        DaoAuthenticationProvider provider = new DaoAuthenticationProvider();
        provider.setUserDetailsService(userDetailsService);
--- a/src/main/java/stirling/software/SPDF/config/security/UserAuthenticationFilter.java
+++ b/src/main/java/stirling/software/SPDF/config/security/UserAuthenticationFilter.java
@@ -71,7 +71,7 @@ public class UserAuthenticationFilter extends OncePerRequestFilter {

        // Check for API key in the request headers if no authentication exists
        if (authentication == null || !authentication.isAuthenticated()) {
-            String apiKey = request.getHeader("X-API-Key");
+            String apiKey = request.getHeader("X-API-KEY");
            if (apiKey != null && !apiKey.trim().isEmpty()) {
                try {
                    // Use API key to authenticate. This requires you to have an authentication
--- a/src/main/java/stirling/software/SPDF/config/security/UserBasedRateLimitingFilter.java
+++ b/src/main/java/stirling/software/SPDF/config/security/UserBasedRateLimitingFilter.java
@@ -59,7 +59,7 @@ public class UserBasedRateLimitingFilter extends OncePerRequestFilter {
        String identifier = null;

        // Check for API key in the request headers
-        String apiKey = request.getHeader("X-API-Key");
+        String apiKey = request.getHeader("X-API-KEY");
        if (apiKey != null && !apiKey.trim().isEmpty()) {
            identifier =
                    "API_KEY_" + apiKey; // Prefix to distinguish between API keys and usernames
@@ -79,7 +79,7 @@ public class UserBasedRateLimitingFilter extends OncePerRequestFilter {
        Role userRole =
                getRoleFromAuthentication(SecurityContextHolder.getContext().getAuthentication());

-        if (request.getHeader("X-API-Key") != null) {
+        if (request.getHeader("X-API-KEY") != null) {
            // It's an API call
            processRequest(
                    userRole.getApiCallsPerDay(),
--- a/src/main/java/stirling/software/SPDF/config/security/UserService.java
+++ b/src/main/java/stirling/software/SPDF/config/security/UserService.java
@@ -18,6 +18,7 @@ import org.springframework.security.core.userdetails.UsernameNotFoundException;
 import org.springframework.security.crypto.password.PasswordEncoder;
 import org.springframework.security.oauth2.core.user.OAuth2User;
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;

 import lombok.extern.slf4j.Slf4j;
 import stirling.software.SPDF.config.interfaces.DatabaseBackupInterface;
@@ -50,8 +51,19 @@ public class UserService implements UserServiceInterface {

    @Autowired ApplicationProperties applicationProperties;

+    @Transactional
+    public void migrateOauth2ToSSO() {
+        userRepository
+                .findByAuthenticationTypeIgnoreCase("OAUTH2")
+                .forEach(
+                        user -> {
+                            user.setAuthenticationType(AuthenticationType.SSO);
+                            userRepository.save(user);
+                        });
+    }
+
    // Handle OAUTH2 login and user auto creation.
-    public boolean processOAuth2PostLogin(String username, boolean autoCreateUser)
+    public boolean processSSOPostLogin(String username, boolean autoCreateUser)
            throws IllegalArgumentException, IOException {
        if (!isUsernameValid(username)) {
            return false;
@@ -61,7 +73,7 @@ public class UserService implements UserServiceInterface {
            return true;
        }
        if (autoCreateUser) {
-            saveUser(username, AuthenticationType.OAUTH2);
+            saveUser(username, AuthenticationType.SSO);
            return true;
        }
        return false;
@@ -378,6 +390,37 @@ public class UserService implements UserServiceInterface {
        }
    }

+    @Transactional
+    public void syncCustomApiUser(String customApiKey) throws IOException {
+        if (customApiKey == null || customApiKey.trim().length() == 0) {
+            return;
+        }
+        String username = "CUSTOM_API_USER";
+        Optional<User> existingUser = findByUsernameIgnoreCase(username);
+
+        if (!existingUser.isPresent()) {
+            // Create new user with API role
+            User user = new User();
+            user.setUsername(username);
+            user.setPassword(UUID.randomUUID().toString());
+            user.setEnabled(true);
+            user.setFirstLogin(false);
+            user.setAuthenticationType(AuthenticationType.WEB);
+            user.setApiKey(customApiKey);
+            user.addAuthority(new Authority(Role.INTERNAL_API_USER.getRoleId(), user));
+            userRepository.save(user);
+            databaseBackupHelper.exportDatabase();
+        } else {
+            // Update API key if it has changed
+            User user = existingUser.get();
+            if (!customApiKey.equals(user.getApiKey())) {
+                user.setApiKey(customApiKey);
+                userRepository.save(user);
+                databaseBackupHelper.exportDatabase();
+            }
+        }
+    }
+
    @Override
    public long getTotalUsersCount() {
        return userRepository.count();
--- a/src/main/java/stirling/software/SPDF/config/security/oauth2/CustomOAuth2AuthenticationSuccessHandler.java
+++ b/src/main/java/stirling/software/SPDF/config/security/oauth2/CustomOAuth2AuthenticationSuccessHandler.java
@@ -82,8 +82,7 @@ public class CustomOAuth2AuthenticationSuccessHandler
            }
            if (userService.usernameExistsIgnoreCase(username)
                    && userService.hasPassword(username)
-                    && !userService.isAuthenticationTypeByUsername(
-                            username, AuthenticationType.OAUTH2)
+                    && !userService.isAuthenticationTypeByUsername(username, AuthenticationType.SSO)
                    && oAuth.getAutoCreateUser()) {
                response.sendRedirect(contextPath + "/logout?oauth2AuthenticationErrorWeb=true");
                return;
@@ -95,7 +94,7 @@ public class CustomOAuth2AuthenticationSuccessHandler
                    return;
                }
                if (principal instanceof OAuth2User) {
-                    userService.processOAuth2PostLogin(username, oAuth.getAutoCreateUser());
+                    userService.processSSOPostLogin(username, oAuth.getAutoCreateUser());
                }
                response.sendRedirect(contextPath + "/");
                return;
--- a/src/main/java/stirling/software/SPDF/config/security/saml2/CertificateUtils.java
+++ b/src/main/java/stirling/software/SPDF/config/security/saml2/CertificateUtils.java
@@ -3,12 +3,14 @@ package stirling.software.SPDF.config.security.saml2;
 import java.io.ByteArrayInputStream;
 import java.io.InputStreamReader;
 import java.nio.charset.StandardCharsets;
-import java.security.KeyFactory;
 import java.security.cert.CertificateFactory;
 import java.security.cert.X509Certificate;
 import java.security.interfaces.RSAPrivateKey;
-import java.security.spec.PKCS8EncodedKeySpec;

+import org.bouncycastle.asn1.pkcs.PrivateKeyInfo;
+import org.bouncycastle.openssl.PEMKeyPair;
+import org.bouncycastle.openssl.PEMParser;
+import org.bouncycastle.openssl.jcajce.JcaPEMKeyConverter;
 import org.bouncycastle.util.io.pem.PemObject;
 import org.bouncycastle.util.io.pem.PemReader;
 import org.springframework.core.io.Resource;
@@ -28,15 +30,26 @@ public class CertificateUtils {
    }

    public static RSAPrivateKey readPrivateKey(Resource privateKeyResource) throws Exception {
-        try (PemReader pemReader =
-                new PemReader(
+        try (PEMParser pemParser =
+                new PEMParser(
                        new InputStreamReader(
                                privateKeyResource.getInputStream(), StandardCharsets.UTF_8))) {
-            PemObject pemObject = pemReader.readPemObject();
-            byte[] decodedKey = pemObject.getContent();
-            return (RSAPrivateKey)
-                    KeyFactory.getInstance("RSA")
-                            .generatePrivate(new PKCS8EncodedKeySpec(decodedKey));
+
+            Object object = pemParser.readObject();
+            JcaPEMKeyConverter converter = new JcaPEMKeyConverter();
+
+            if (object instanceof PEMKeyPair) {
+                // Handle traditional RSA private key format
+                PEMKeyPair keypair = (PEMKeyPair) object;
+                return (RSAPrivateKey) converter.getPrivateKey(keypair.getPrivateKeyInfo());
+            } else if (object instanceof PrivateKeyInfo) {
+                // Handle PKCS#8 format
+                return (RSAPrivateKey) converter.getPrivateKey((PrivateKeyInfo) object);
+            } else {
+                throw new IllegalArgumentException(
+                        "Unsupported key format: "
+                                + (object != null ? object.getClass().getName() : "null"));
+            }
        }
    }
 }
--- a/src/main/java/stirling/software/SPDF/config/security/saml2/CustomSaml2AuthenticationSuccessHandler.java
+++ b/src/main/java/stirling/software/SPDF/config/security/saml2/CustomSaml2AuthenticationSuccessHandler.java
@@ -12,6 +12,7 @@ import jakarta.servlet.http.HttpServletRequest;
 import jakarta.servlet.http.HttpServletResponse;
 import jakarta.servlet.http.HttpSession;
 import lombok.AllArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
 import stirling.software.SPDF.config.security.LoginAttemptService;
 import stirling.software.SPDF.config.security.UserService;
 import stirling.software.SPDF.model.ApplicationProperties;
@@ -20,11 +21,11 @@ import stirling.software.SPDF.model.AuthenticationType;
 import stirling.software.SPDF.utils.RequestUriUtils;

@AllArgsConstructor
+@Slf4j
 public class CustomSaml2AuthenticationSuccessHandler
        extends SavedRequestAwareAuthenticationSuccessHandler {

    private LoginAttemptService loginAttemptService;
-
    private ApplicationProperties applicationProperties;
    private UserService userService;

@@ -34,10 +35,12 @@ public class CustomSaml2AuthenticationSuccessHandler
            throws ServletException, IOException {

        Object principal = authentication.getPrincipal();
+        log.debug("Starting SAML2 authentication success handling");

        if (principal instanceof CustomSaml2AuthenticatedPrincipal) {
            String username = ((CustomSaml2AuthenticatedPrincipal) principal).getName();
-            // Get the saved request
+            log.debug("Authenticated principal found for user: {}", username);
+
            HttpSession session = request.getSession(false);
            String contextPath = request.getContextPath();
            SavedRequest savedRequest =
@@ -45,46 +48,77 @@ public class CustomSaml2AuthenticationSuccessHandler
                            ? (SavedRequest) session.getAttribute("SPRING_SECURITY_SAVED_REQUEST")
                            : null;

+            log.debug(
+                    "Session exists: {}, Saved request exists: {}",
+                    session != null,
+                    savedRequest != null);
+
            if (savedRequest != null
                    && !RequestUriUtils.isStaticResource(
                            contextPath, savedRequest.getRedirectUrl())) {
-                // Redirect to the original destination
+                log.debug(
+                        "Valid saved request found, redirecting to original destination: {}",
+                        savedRequest.getRedirectUrl());
                super.onAuthenticationSuccess(request, response, authentication);
            } else {
                SAML2 saml2 = applicationProperties.getSecurity().getSaml2();
+                log.debug(
+                        "Processing SAML2 authentication with autoCreateUser: {}",
+                        saml2.getAutoCreateUser());

                if (loginAttemptService.isBlocked(username)) {
+                    log.debug("User {} is blocked due to too many login attempts", username);
                    if (session != null) {
                        session.removeAttribute("SPRING_SECURITY_SAVED_REQUEST");
                    }
                    throw new LockedException(
                            "Your account has been locked due to too many failed login attempts.");
                }
-                if (userService.usernameExistsIgnoreCase(username)
-                        && userService.hasPassword(username)
-                        && !userService.isAuthenticationTypeByUsername(
-                                username, AuthenticationType.OAUTH2)
-                        && saml2.getAutoCreateUser()) {
+
+                boolean userExists = userService.usernameExistsIgnoreCase(username);
+                boolean hasPassword = userExists && userService.hasPassword(username);
+                boolean isSSOUser =
+                        userExists
+                                && userService.isAuthenticationTypeByUsername(
+                                        username, AuthenticationType.SSO);
+
+                log.debug(
+                        "User status - Exists: {}, Has password: {}, Is SSO user: {}",
+                        userExists,
+                        hasPassword,
+                        isSSOUser);
+
+                if (userExists && hasPassword && !isSSOUser && saml2.getAutoCreateUser()) {
+                    log.debug(
+                            "User {} exists with password but is not SSO user, redirecting to logout",
+                            username);
                    response.sendRedirect(
                            contextPath + "/logout?oauth2AuthenticationErrorWeb=true");
                    return;
                }
+
                try {
-                    if (saml2.getBlockRegistration()
-                            && !userService.usernameExistsIgnoreCase(username)) {
+                    if (saml2.getBlockRegistration() && !userExists) {
+                        log.debug("Registration blocked for new user: {}", username);
                        response.sendRedirect(
                                contextPath + "/login?erroroauth=oauth2_admin_blocked_user");
                        return;
                    }
-                    userService.processOAuth2PostLogin(username, saml2.getAutoCreateUser());
+                    log.debug("Processing SSO post-login for user: {}", username);
+                    userService.processSSOPostLogin(username, saml2.getAutoCreateUser());
+                    log.debug("Successfully processed authentication for user: {}", username);
                    response.sendRedirect(contextPath + "/");
                    return;
                } catch (IllegalArgumentException e) {
+                    log.debug(
+                            "Invalid username detected for user: {}, redirecting to logout",
+                            username);
                    response.sendRedirect(contextPath + "/logout?invalidUsername=true");
                    return;
                }
            }
        } else {
+            log.debug("Non-SAML2 principal detected, delegating to parent handler");
            super.onAuthenticationSuccess(request, response, authentication);
        }
    }
--- a/src/main/java/stirling/software/SPDF/config/security/saml2/CustomSaml2ResponseAuthenticationConverter.java
+++ b/src/main/java/stirling/software/SPDF/config/security/saml2/CustomSaml2ResponseAuthenticationConverter.java
@@ -3,8 +3,6 @@ package stirling.software.SPDF.config.security.saml2;
 import java.util.*;

 import org.opensaml.core.xml.XMLObject;
-import org.opensaml.core.xml.schema.XSBoolean;
-import org.opensaml.core.xml.schema.XSString;
 import org.opensaml.saml.saml2.core.Assertion;
 import org.opensaml.saml.saml2.core.Attribute;
 import org.opensaml.saml.saml2.core.AttributeStatement;
@@ -30,15 +28,60 @@ public class CustomSaml2ResponseAuthenticationConverter
        this.userService = userService;
    }

+    private Map<String, List<Object>> extractAttributes(Assertion assertion) {
+        Map<String, List<Object>> attributes = new HashMap<>();
+
+        for (AttributeStatement attributeStatement : assertion.getAttributeStatements()) {
+            for (Attribute attribute : attributeStatement.getAttributes()) {
+                String attributeName = attribute.getName();
+                List<Object> values = new ArrayList<>();
+
+                for (XMLObject xmlObject : attribute.getAttributeValues()) {
+                    // Get the text content directly
+                    String value = xmlObject.getDOM().getTextContent();
+                    if (value != null && !value.trim().isEmpty()) {
+                        values.add(value);
+                    }
+                }
+
+                if (!values.isEmpty()) {
+                    // Store with both full URI and last part of the URI
+                    attributes.put(attributeName, values);
+                    String shortName = attributeName.substring(attributeName.lastIndexOf('/') + 1);
+                    attributes.put(shortName, values);
+                }
+            }
+        }
+
+        return attributes;
+    }
+
    @Override
    public Saml2Authentication convert(ResponseToken responseToken) {
-        // Extract the assertion from the response
        Assertion assertion = responseToken.getResponse().getAssertions().get(0);
+        Map<String, List<Object>> attributes = extractAttributes(assertion);

-        // Extract the NameID
-        String nameId = assertion.getSubject().getNameID().getValue();
+        // Debug log with actual values
+        log.debug("Extracted SAML Attributes: " + attributes);

-        Optional<User> userOpt = userService.findByUsernameIgnoreCase(nameId);
+        // Try to get username/identifier in order of preference
+        String userIdentifier = null;
+        if (hasAttribute(attributes, "username")) {
+            userIdentifier = getFirstAttributeValue(attributes, "username");
+        } else if (hasAttribute(attributes, "emailaddress")) {
+            userIdentifier = getFirstAttributeValue(attributes, "emailaddress");
+        } else if (hasAttribute(attributes, "name")) {
+            userIdentifier = getFirstAttributeValue(attributes, "name");
+        } else if (hasAttribute(attributes, "upn")) {
+            userIdentifier = getFirstAttributeValue(attributes, "upn");
+        } else if (hasAttribute(attributes, "uid")) {
+            userIdentifier = getFirstAttributeValue(attributes, "uid");
+        } else {
+            userIdentifier = assertion.getSubject().getNameID().getValue();
+        }
+
+        // Rest of your existing code...
+        Optional<User> userOpt = userService.findByUsernameIgnoreCase(userIdentifier);
        SimpleGrantedAuthority simpleGrantedAuthority = new SimpleGrantedAuthority("ROLE_USER");
        if (userOpt.isPresent()) {
            User user = userOpt.get();
@@ -48,39 +91,27 @@ public class CustomSaml2ResponseAuthenticationConverter
            }
        }

-        // Extract the SessionIndexes
        List<String> sessionIndexes = new ArrayList<>();
        for (AuthnStatement authnStatement : assertion.getAuthnStatements()) {
            sessionIndexes.add(authnStatement.getSessionIndex());
        }

-        // Extract the Attributes
-        Map<String, List<Object>> attributes = extractAttributes(assertion);
-
-        // Create the custom principal
        CustomSaml2AuthenticatedPrincipal principal =
-                new CustomSaml2AuthenticatedPrincipal(nameId, attributes, nameId, sessionIndexes);
+                new CustomSaml2AuthenticatedPrincipal(
+                        userIdentifier, attributes, userIdentifier, sessionIndexes);

-        // Create the Saml2Authentication
        return new Saml2Authentication(
                principal,
                responseToken.getToken().getSaml2Response(),
                Collections.singletonList(simpleGrantedAuthority));
    }

-    private Map<String, List<Object>> extractAttributes(Assertion assertion) {
-        Map<String, List<Object>> attributes = new HashMap<>();
-        for (AttributeStatement attributeStatement : assertion.getAttributeStatements()) {
-            for (Attribute attribute : attributeStatement.getAttributes()) {
-                String attributeName = attribute.getName();
-                List<Object> values = new ArrayList<>();
-                for (XMLObject xmlObject : attribute.getAttributeValues()) {
-                    log.info("BOOL: " + ((XSBoolean) xmlObject).getValue());
-                    values.add(((XSString) xmlObject).getValue());
-                }
-                attributes.put(attributeName, values);
-            }
-        }
-        return attributes;
+    private boolean hasAttribute(Map<String, List<Object>> attributes, String name) {
+        return attributes.containsKey(name) && !attributes.get(name).isEmpty();
+    }
+
+    private String getFirstAttributeValue(Map<String, List<Object>> attributes, String name) {
+        List<Object> values = attributes.get(name);
+        return values != null && !values.isEmpty() ? values.get(0).toString() : null;
    }
 }
--- a/src/main/java/stirling/software/SPDF/controller/api/SplitPDFController.java
+++ b/src/main/java/stirling/software/SPDF/controller/api/SplitPDFController.java
@@ -52,84 +52,115 @@ public class SplitPDFController {
                    "This endpoint splits a given PDF file into separate documents based on the specified page numbers or ranges. Users can specify pages using individual numbers, ranges, or 'all' for every page. Input:PDF Output:PDF Type:SIMO")
    public ResponseEntity<byte[]> splitPdf(@ModelAttribute PDFWithPageNums request)
            throws IOException {
-        MultipartFile file = request.getFileInput();
-        String pages = request.getPageNumbers();
-        // open the pdf document

-        PDDocument document = Loader.loadPDF(file.getBytes());
-        // PdfMetadata metadata = PdfMetadataService.extractMetadataFromPdf(document);
-        int totalPages = document.getNumberOfPages();
-        List<Integer> pageNumbers = request.getPageNumbersList(document, false);
-        if (!pageNumbers.contains(totalPages - 1)) {
-            // Create a mutable ArrayList so we can add to it
-            pageNumbers = new ArrayList<>(pageNumbers);
-            pageNumbers.add(totalPages - 1);
-        }
-
-        logger.info(
-                "Splitting PDF into pages: {}",
-                pageNumbers.stream().map(String::valueOf).collect(Collectors.joining(",")));
-
-        // split the document
+        PDDocument document = null;
+        Path zipFile = null;
        List<ByteArrayOutputStream> splitDocumentsBoas = new ArrayList<>();
-        int previousPageNumber = 0;
-        for (int splitPoint : pageNumbers) {
-            try (PDDocument splitDocument =
-                    pdfDocumentFactory.createNewDocumentBasedOnOldDocument(document)) {
-                for (int i = previousPageNumber; i <= splitPoint; i++) {
-                    PDPage page = document.getPage(i);
-                    splitDocument.addPage(page);
-                    logger.info("Adding page {} to split document", i);
+
+        try {
+
+            MultipartFile file = request.getFileInput();
+            String pages = request.getPageNumbers();
+            // open the pdf document
+
+            document = Loader.loadPDF(file.getBytes());
+            // PdfMetadata metadata = PdfMetadataService.extractMetadataFromPdf(document);
+            int totalPages = document.getNumberOfPages();
+            List<Integer> pageNumbers = request.getPageNumbersList(document, false);
+            if (!pageNumbers.contains(totalPages - 1)) {
+                // Create a mutable ArrayList so we can add to it
+                pageNumbers = new ArrayList<>(pageNumbers);
+                pageNumbers.add(totalPages - 1);
+            }
+
+            logger.info(
+                    "Splitting PDF into pages: {}",
+                    pageNumbers.stream().map(String::valueOf).collect(Collectors.joining(",")));
+
+            // split the document
+            splitDocumentsBoas = new ArrayList<>();
+            int previousPageNumber = 0;
+            for (int splitPoint : pageNumbers) {
+                try (PDDocument splitDocument =
+                        pdfDocumentFactory.createNewDocumentBasedOnOldDocument(document)) {
+                    for (int i = previousPageNumber; i <= splitPoint; i++) {
+                        PDPage page = document.getPage(i);
+                        splitDocument.addPage(page);
+                        logger.info("Adding page {} to split document", i);
+                    }
+                    previousPageNumber = splitPoint + 1;
+
+                    // Transfer metadata to split pdf
+                    // PdfMetadataService.setMetadataToPdf(splitDocument, metadata);
+
+                    ByteArrayOutputStream baos = new ByteArrayOutputStream();
+                    splitDocument.save(baos);
+
+                    splitDocumentsBoas.add(baos);
+                } catch (Exception e) {
+                    logger.error("Failed splitting documents and saving them", e);
+                    throw e;
                }
-                previousPageNumber = splitPoint + 1;
+            }

-                // Transfer metadata to split pdf
-                // PdfMetadataService.setMetadataToPdf(splitDocument, metadata);
+            // closing the original document
+            document.close();

-                ByteArrayOutputStream baos = new ByteArrayOutputStream();
-                splitDocument.save(baos);
+            zipFile = Files.createTempFile("split_documents", ".zip");

-                splitDocumentsBoas.add(baos);
+            String filename =
+                    Filenames.toSimpleFileName(file.getOriginalFilename())
+                            .replaceFirst("[.][^.]+$", "");
+            try (ZipOutputStream zipOut = new ZipOutputStream(Files.newOutputStream(zipFile))) {
+                // loop through the split documents and write them to the zip file
+                for (int i = 0; i < splitDocumentsBoas.size(); i++) {
+                    String fileName = filename + "_" + (i + 1) + ".pdf";
+                    ByteArrayOutputStream baos = splitDocumentsBoas.get(i);
+                    byte[] pdf = baos.toByteArray();
+
+                    // Add PDF file to the zip
+                    ZipEntry pdfEntry = new ZipEntry(fileName);
+                    zipOut.putNextEntry(pdfEntry);
+                    zipOut.write(pdf);
+                    zipOut.closeEntry();
+
+                    logger.info("Wrote split document {} to zip file", fileName);
+                }
            } catch (Exception e) {
-                logger.error("Failed splitting documents and saving them", e);
+                logger.error("Failed writing to zip", e);
                throw e;
            }
-        }

-        // closing the original document
-        document.close();
+            logger.info(
+                    "Successfully created zip file with split documents: {}", zipFile.toString());
+            byte[] data = Files.readAllBytes(zipFile);
+            Files.deleteIfExists(zipFile);

-        Path zipFile = Files.createTempFile("split_documents", ".zip");
+            // return the Resource in the response
+            return WebResponseUtils.bytesToWebResponse(
+                    data, filename + ".zip", MediaType.APPLICATION_OCTET_STREAM);

-        String filename =
-                Filenames.toSimpleFileName(file.getOriginalFilename())
-                        .replaceFirst("[.][^.]+$", "");
-        try (ZipOutputStream zipOut = new ZipOutputStream(Files.newOutputStream(zipFile))) {
-            // loop through the split documents and write them to the zip file
-            for (int i = 0; i < splitDocumentsBoas.size(); i++) {
-                String fileName = filename + "_" + (i + 1) + ".pdf";
-                ByteArrayOutputStream baos = splitDocumentsBoas.get(i);
-                byte[] pdf = baos.toByteArray();
+        } finally {
+            try {
+                // Close the main document
+                if (document != null) {
+                    document.close();
+                }

-                // Add PDF file to the zip
-                ZipEntry pdfEntry = new ZipEntry(fileName);
-                zipOut.putNextEntry(pdfEntry);
-                zipOut.write(pdf);
-                zipOut.closeEntry();
+                // Close all ByteArrayOutputStreams
+                for (ByteArrayOutputStream baos : splitDocumentsBoas) {
+                    if (baos != null) {
+                        baos.close();
+                    }
+                }

-                logger.info("Wrote split document {} to zip file", fileName);
+                // Delete temporary zip file
+                if (zipFile != null) {
+                    Files.deleteIfExists(zipFile);
+                }
+            } catch (Exception e) {
+                logger.error("Error while cleaning up resources", e);
            }
-        } catch (Exception e) {
-            logger.error("Failed writing to zip", e);
-            throw e;
        }
-
-        logger.info("Successfully created zip file with split documents: {}", zipFile.toString());
-        byte[] data = Files.readAllBytes(zipFile);
-        Files.deleteIfExists(zipFile);
-
-        // return the Resource in the response
-        return WebResponseUtils.bytesToWebResponse(
-                data, filename + ".zip", MediaType.APPLICATION_OCTET_STREAM);
    }
 }
--- a/src/main/java/stirling/software/SPDF/controller/api/SplitPdfByChaptersController.java
+++ b/src/main/java/stirling/software/SPDF/controller/api/SplitPdfByChaptersController.java
@@ -59,70 +59,86 @@ public class SplitPdfByChaptersController {
    public ResponseEntity<byte[]> splitPdf(@ModelAttribute SplitPdfByChaptersRequest request)
            throws Exception {
        MultipartFile file = request.getFileInput();
-        boolean includeMetadata = request.getIncludeMetadata();
-        Integer bookmarkLevel =
-                request.getBookmarkLevel(); // levels start from 0 (top most bookmarks)
-        if (bookmarkLevel < 0) {
-            return ResponseEntity.badRequest().body("Invalid bookmark level".getBytes());
-        }
-        PDDocument sourceDocument = Loader.loadPDF(file.getBytes());
+        PDDocument sourceDocument = null;
+        Path zipFile = null;

-        PDDocumentOutline outline = sourceDocument.getDocumentCatalog().getDocumentOutline();
-
-        if (outline == null) {
-            logger.warn("No outline found for {}", file.getOriginalFilename());
-            return ResponseEntity.badRequest().body("No outline found".getBytes());
-        }
-        List<Bookmark> bookmarks = new ArrayList<>();
        try {
-            bookmarks =
-                    extractOutlineItems(
-                            sourceDocument,
-                            outline.getFirstChild(),
-                            bookmarks,
-                            outline.getFirstChild().getNextSibling(),
-                            0,
-                            bookmarkLevel);
-            // to handle last page edge case
-            bookmarks.get(bookmarks.size() - 1).setEndPage(sourceDocument.getNumberOfPages());
-            Bookmark lastBookmark = bookmarks.get(bookmarks.size() - 1);
+            boolean includeMetadata = request.getIncludeMetadata();
+            Integer bookmarkLevel =
+                    request.getBookmarkLevel(); // levels start from 0 (top most bookmarks)
+            if (bookmarkLevel < 0) {
+                return ResponseEntity.badRequest().body("Invalid bookmark level".getBytes());
+            }
+            sourceDocument = Loader.loadPDF(file.getBytes());

-        } catch (Exception e) {
-            logger.error("Unable to extract outline items", e);
-            return ResponseEntity.internalServerError()
-                    .body("Unable to extract outline items".getBytes());
+            PDDocumentOutline outline = sourceDocument.getDocumentCatalog().getDocumentOutline();
+
+            if (outline == null) {
+                logger.warn("No outline found for {}", file.getOriginalFilename());
+                return ResponseEntity.badRequest().body("No outline found".getBytes());
+            }
+            List<Bookmark> bookmarks = new ArrayList<>();
+            try {
+                bookmarks =
+                        extractOutlineItems(
+                                sourceDocument,
+                                outline.getFirstChild(),
+                                bookmarks,
+                                outline.getFirstChild().getNextSibling(),
+                                0,
+                                bookmarkLevel);
+                // to handle last page edge case
+                bookmarks.get(bookmarks.size() - 1).setEndPage(sourceDocument.getNumberOfPages());
+                Bookmark lastBookmark = bookmarks.get(bookmarks.size() - 1);
+
+            } catch (Exception e) {
+                logger.error("Unable to extract outline items", e);
+                return ResponseEntity.internalServerError()
+                        .body("Unable to extract outline items".getBytes());
+            }
+
+            boolean allowDuplicates = request.getAllowDuplicates();
+            if (!allowDuplicates) {
+                /*
+                duplicates are generated when multiple bookmarks correspond to the same page,
+                if the user doesn't want duplicates mergeBookmarksThatCorrespondToSamePage() method will merge the titles of all
+                the bookmarks that correspond to the same page, and treat them as a single bookmark
+                */
+                bookmarks = mergeBookmarksThatCorrespondToSamePage(bookmarks);
+            }
+            for (Bookmark bookmark : bookmarks) {
+                logger.info(
+                        "{}::::{} to {}",
+                        bookmark.getTitle(),
+                        bookmark.getStartPage(),
+                        bookmark.getEndPage());
+            }
+            List<ByteArrayOutputStream> splitDocumentsBoas =
+                    getSplitDocumentsBoas(sourceDocument, bookmarks, includeMetadata);
+
+            zipFile = createZipFile(bookmarks, splitDocumentsBoas);
+
+            byte[] data = Files.readAllBytes(zipFile);
+            Files.deleteIfExists(zipFile);
+
+            String filename =
+                    Filenames.toSimpleFileName(file.getOriginalFilename())
+                            .replaceFirst("[.][^.]+$", "");
+            sourceDocument.close();
+            return WebResponseUtils.bytesToWebResponse(
+                    data, filename + ".zip", MediaType.APPLICATION_OCTET_STREAM);
+        } finally {
+            try {
+                if (sourceDocument != null) {
+                    sourceDocument.close();
+                }
+                if (zipFile != null) {
+                    Files.deleteIfExists(zipFile);
+                }
+            } catch (Exception e) {
+                logger.error("Error while cleaning up resources", e);
+            }
        }
-
-        boolean allowDuplicates = request.getAllowDuplicates();
-        if (!allowDuplicates) {
-            /*
-            duplicates are generated when multiple bookmarks correspond to the same page,
-            if the user doesn't want duplicates mergeBookmarksThatCorrespondToSamePage() method will merge the titles of all
-            the bookmarks that correspond to the same page, and treat them as a single bookmark
-            */
-            bookmarks = mergeBookmarksThatCorrespondToSamePage(bookmarks);
-        }
-        for (Bookmark bookmark : bookmarks) {
-            logger.info(
-                    "{}::::{} to {}",
-                    bookmark.getTitle(),
-                    bookmark.getStartPage(),
-                    bookmark.getEndPage());
-        }
-        List<ByteArrayOutputStream> splitDocumentsBoas =
-                getSplitDocumentsBoas(sourceDocument, bookmarks, includeMetadata);
-
-        Path zipFile = createZipFile(bookmarks, splitDocumentsBoas);
-
-        byte[] data = Files.readAllBytes(zipFile);
-        Files.deleteIfExists(zipFile);
-
-        String filename =
-                Filenames.toSimpleFileName(file.getOriginalFilename())
-                        .replaceFirst("[.][^.]+$", "");
-        sourceDocument.close();
-        return WebResponseUtils.bytesToWebResponse(
-                data, filename + ".zip", MediaType.APPLICATION_OCTET_STREAM);
    }

    private List<Bookmark> mergeBookmarksThatCorrespondToSamePage(List<Bookmark> bookmarks) {
--- a/src/main/java/stirling/software/SPDF/controller/api/SplitPdfBySectionsController.java
+++ b/src/main/java/stirling/software/SPDF/controller/api/SplitPdfBySectionsController.java
@@ -105,15 +105,13 @@ public class SplitPdfBySectionsController {

                if (sectionNum == horiz * verti) pageNum++;
            }
-        } catch (Exception e) {
-            logger.error("exception", e);
-        } finally {
            data = Files.readAllBytes(zipFile);
+            return WebResponseUtils.bytesToWebResponse(
+                    data, filename + "_split.zip", MediaType.APPLICATION_OCTET_STREAM);
+
+        } finally {
            Files.deleteIfExists(zipFile);
        }
-
-        return WebResponseUtils.bytesToWebResponse(
-                data, filename + "_split.zip", MediaType.APPLICATION_OCTET_STREAM);
    }

    public List<PDDocument> splitPdfPages(
--- a/src/main/java/stirling/software/SPDF/controller/api/UserController.java
+++ b/src/main/java/stirling/software/SPDF/controller/api/UserController.java
@@ -244,8 +244,8 @@ public class UserController {
            return new RedirectView("/addUsers?messageType=invalidRole", true);
        }

-        if (authType.equalsIgnoreCase(AuthenticationType.OAUTH2.toString())) {
-            userService.saveUser(username, AuthenticationType.OAUTH2, role);
+        if (authType.equalsIgnoreCase(AuthenticationType.SSO.toString())) {
+            userService.saveUser(username, AuthenticationType.SSO, role);
        } else {
            if (password.isBlank()) {
                return new RedirectView("/addUsers?messageType=invalidPassword", true);
--- a/src/main/java/stirling/software/SPDF/controller/api/converters/ConvertImgPDFController.java
+++ b/src/main/java/stirling/software/SPDF/controller/api/converters/ConvertImgPDFController.java
@@ -65,112 +65,137 @@ public class ConvertImgPDFController {
        String colorType = request.getColorType();
        String dpi = request.getDpi();

-        byte[] pdfBytes = file.getBytes();
-        ImageType colorTypeResult = ImageType.RGB;
-        if ("greyscale".equals(colorType)) {
-            colorTypeResult = ImageType.GRAY;
-        } else if ("blackwhite".equals(colorType)) {
-            colorTypeResult = ImageType.BINARY;
-        }
-        // returns bytes for image
-        boolean singleImage = "single".equals(singleOrMultiple);
+        Path tempFile = null;
+        Path tempOutputDir = null;
+        Path tempPdfPath = null;
        byte[] result = null;
-        String filename =
-                Filenames.toSimpleFileName(file.getOriginalFilename())
-                        .replaceFirst("[.][^.]+$", "");

-        result =
-                PdfUtils.convertFromPdf(
-                        pdfBytes,
-                        "webp".equalsIgnoreCase(imageFormat) ? "png" : imageFormat.toUpperCase(),
-                        colorTypeResult,
-                        singleImage,
-                        Integer.valueOf(dpi),
-                        filename);
-        if (result == null || result.length == 0) {
-            logger.error("resultant bytes for {} is null, error converting ", filename);
-        }
-        if ("webp".equalsIgnoreCase(imageFormat) && !CheckProgramInstall.isPythonAvailable()) {
-            throw new IOException("Python is not installed. Required for WebP conversion.");
-        } else if ("webp".equalsIgnoreCase(imageFormat)
-                && CheckProgramInstall.isPythonAvailable()) {
-            // Write the output stream to a temp file
-            Path tempFile = Files.createTempFile("temp_png", ".png");
-            try (FileOutputStream fos = new FileOutputStream(tempFile.toFile())) {
-                fos.write(result);
-                fos.flush();
+        try {
+            byte[] pdfBytes = file.getBytes();
+            ImageType colorTypeResult = ImageType.RGB;
+            if ("greyscale".equals(colorType)) {
+                colorTypeResult = ImageType.GRAY;
+            } else if ("blackwhite".equals(colorType)) {
+                colorTypeResult = ImageType.BINARY;
            }
+            // returns bytes for image
+            boolean singleImage = "single".equals(singleOrMultiple);
+            String filename =
+                    Filenames.toSimpleFileName(file.getOriginalFilename())
+                            .replaceFirst("[.][^.]+$", "");

-            String pythonVersion = CheckProgramInstall.getAvailablePythonCommand();
-
-            List<String> command = new ArrayList<>();
-            command.add(pythonVersion);
-            command.add("./scripts/png_to_webp.py"); // Python script to handle the conversion
-
-            // Create a temporary directory for the output WebP files
-            Path tempOutputDir = Files.createTempDirectory("webp_output");
-            if (singleImage) {
-                // Run the Python script to convert PNG to WebP
-                command.add(tempFile.toString());
-                command.add(tempOutputDir.toString());
-                command.add("--single");
-            } else {
-                // Save the uploaded PDF to a temporary file
-                Path tempPdfPath = Files.createTempFile("temp_pdf", ".pdf");
-                file.transferTo(tempPdfPath.toFile());
-                // Run the Python script to convert PDF to WebP
-                command.add(tempPdfPath.toString());
-                command.add(tempOutputDir.toString());
+            result =
+                    PdfUtils.convertFromPdf(
+                            pdfBytes,
+                            "webp".equalsIgnoreCase(imageFormat)
+                                    ? "png"
+                                    : imageFormat.toUpperCase(),
+                            colorTypeResult,
+                            singleImage,
+                            Integer.valueOf(dpi),
+                            filename);
+            if (result == null || result.length == 0) {
+                logger.error("resultant bytes for {} is null, error converting ", filename);
            }
-            command.add("--dpi");
-            command.add(dpi);
-            ProcessExecutorResult resultProcess =
-                    ProcessExecutor.getInstance(ProcessExecutor.Processes.PYTHON_OPENCV)
-                            .runCommandWithOutputHandling(command);
-
-            // Find all WebP files in the output directory
-            List<Path> webpFiles =
-                    Files.walk(tempOutputDir)
-                            .filter(path -> path.toString().endsWith(".webp"))
-                            .collect(Collectors.toList());
-
-            if (webpFiles.isEmpty()) {
-                logger.error("No WebP files were created in: {}", tempOutputDir.toString());
-                throw new IOException("No WebP files were created. " + resultProcess.getMessages());
-            }
-
-            byte[] bodyBytes = new byte[0];
-
-            if (webpFiles.size() == 1) {
-                // Return the single WebP file directly
-                Path webpFilePath = webpFiles.get(0);
-                bodyBytes = Files.readAllBytes(webpFilePath);
-            } else {
-                // Create a ZIP file containing all WebP images
-                ByteArrayOutputStream zipOutputStream = new ByteArrayOutputStream();
-                try (ZipOutputStream zos = new ZipOutputStream(zipOutputStream)) {
-                    for (Path webpFile : webpFiles) {
-                        zos.putNextEntry(new ZipEntry(webpFile.getFileName().toString()));
-                        Files.copy(webpFile, zos);
-                        zos.closeEntry();
-                    }
+            if ("webp".equalsIgnoreCase(imageFormat) && !CheckProgramInstall.isPythonAvailable()) {
+                throw new IOException("Python is not installed. Required for WebP conversion.");
+            } else if ("webp".equalsIgnoreCase(imageFormat)
+                    && CheckProgramInstall.isPythonAvailable()) {
+                // Write the output stream to a temp file
+                tempFile = Files.createTempFile("temp_png", ".png");
+                try (FileOutputStream fos = new FileOutputStream(tempFile.toFile())) {
+                    fos.write(result);
+                    fos.flush();
                }
-                bodyBytes = zipOutputStream.toByteArray();
-            }
-            // Clean up the temporary files
-            Files.deleteIfExists(tempFile);
-            if (tempOutputDir != null) FileUtils.deleteDirectory(tempOutputDir.toFile());
-            result = bodyBytes;
-        }

-        if (singleImage) {
-            String docName = filename + "." + imageFormat;
-            MediaType mediaType = MediaType.parseMediaType(getMediaType(imageFormat));
-            return WebResponseUtils.bytesToWebResponse(result, docName, mediaType);
-        } else {
-            String zipFilename = filename + "_convertedToImages.zip";
-            return WebResponseUtils.bytesToWebResponse(
-                    result, zipFilename, MediaType.APPLICATION_OCTET_STREAM);
+                String pythonVersion = CheckProgramInstall.getAvailablePythonCommand();
+
+                List<String> command = new ArrayList<>();
+                command.add(pythonVersion);
+                command.add("./scripts/png_to_webp.py"); // Python script to handle the conversion
+
+                // Create a temporary directory for the output WebP files
+                tempOutputDir = Files.createTempDirectory("webp_output");
+                if (singleImage) {
+                    // Run the Python script to convert PNG to WebP
+                    command.add(tempFile.toString());
+                    command.add(tempOutputDir.toString());
+                    command.add("--single");
+                } else {
+                    // Save the uploaded PDF to a temporary file
+                    tempPdfPath = Files.createTempFile("temp_pdf", ".pdf");
+                    file.transferTo(tempPdfPath.toFile());
+                    // Run the Python script to convert PDF to WebP
+                    command.add(tempPdfPath.toString());
+                    command.add(tempOutputDir.toString());
+                }
+                command.add("--dpi");
+                command.add(dpi);
+                ProcessExecutorResult resultProcess =
+                        ProcessExecutor.getInstance(ProcessExecutor.Processes.PYTHON_OPENCV)
+                                .runCommandWithOutputHandling(command);
+
+                // Find all WebP files in the output directory
+                List<Path> webpFiles =
+                        Files.walk(tempOutputDir)
+                                .filter(path -> path.toString().endsWith(".webp"))
+                                .collect(Collectors.toList());
+
+                if (webpFiles.isEmpty()) {
+                    logger.error("No WebP files were created in: {}", tempOutputDir.toString());
+                    throw new IOException(
+                            "No WebP files were created. " + resultProcess.getMessages());
+                }
+
+                byte[] bodyBytes = new byte[0];
+
+                if (webpFiles.size() == 1) {
+                    // Return the single WebP file directly
+                    Path webpFilePath = webpFiles.get(0);
+                    bodyBytes = Files.readAllBytes(webpFilePath);
+                } else {
+                    // Create a ZIP file containing all WebP images
+                    ByteArrayOutputStream zipOutputStream = new ByteArrayOutputStream();
+                    try (ZipOutputStream zos = new ZipOutputStream(zipOutputStream)) {
+                        for (Path webpFile : webpFiles) {
+                            zos.putNextEntry(new ZipEntry(webpFile.getFileName().toString()));
+                            Files.copy(webpFile, zos);
+                            zos.closeEntry();
+                        }
+                    }
+                    bodyBytes = zipOutputStream.toByteArray();
+                }
+                // Clean up the temporary files
+                Files.deleteIfExists(tempFile);
+                if (tempOutputDir != null) FileUtils.deleteDirectory(tempOutputDir.toFile());
+                result = bodyBytes;
+            }
+
+            if (singleImage) {
+                String docName = filename + "." + imageFormat;
+                MediaType mediaType = MediaType.parseMediaType(getMediaType(imageFormat));
+                return WebResponseUtils.bytesToWebResponse(result, docName, mediaType);
+            } else {
+                String zipFilename = filename + "_convertedToImages.zip";
+                return WebResponseUtils.bytesToWebResponse(
+                        result, zipFilename, MediaType.APPLICATION_OCTET_STREAM);
+            }
+
+        } finally {
+            try {
+                // Clean up temporary files
+                if (tempFile != null) {
+                    Files.deleteIfExists(tempFile);
+                }
+                if (tempPdfPath != null) {
+                    Files.deleteIfExists(tempPdfPath);
+                }
+                if (tempOutputDir != null) {
+                    FileUtils.deleteDirectory(tempOutputDir.toFile());
+                }
+            } catch (Exception e) {
+                logger.error("Error cleaning up temporary files", e);
+            }
        }
    }

--- a/src/main/java/stirling/software/SPDF/controller/api/converters/ConvertPDFToPDFA.java
+++ b/src/main/java/stirling/software/SPDF/controller/api/converters/ConvertPDFToPDFA.java
@@ -1,12 +1,13 @@
 package stirling.software.SPDF.controller.api.converters;

-import java.io.FileOutputStream;
-import java.io.OutputStream;
+import java.io.File;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.List;

+import org.apache.commons.io.FileUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.http.MediaType;
@@ -37,59 +38,90 @@ public class ConvertPDFToPDFA {
    @Operation(
            summary = "Convert a PDF to a PDF/A",
            description =
-                    "This endpoint converts a PDF file to a PDF/A file. PDF/A is a format designed for long-term archiving of digital documents. Input:PDF Output:PDF Type:SISO")
+                    "This endpoint converts a PDF file to a PDF/A file using LibreOffice. PDF/A is a format designed for long-term archiving of digital documents. Input:PDF Output:PDF Type:SISO")
    public ResponseEntity<byte[]> pdfToPdfA(@ModelAttribute PdfToPdfARequest request)
            throws Exception {
        MultipartFile inputFile = request.getFileInput();
        String outputFormat = request.getOutputFormat();

-        // Convert MultipartFile to byte[]
-        byte[] pdfBytes = inputFile.getBytes();
-
-        // Save the uploaded file to a temporary location
-        Path tempInputFile = Files.createTempFile("input_", ".pdf");
-        try (OutputStream outputStream = new FileOutputStream(tempInputFile.toFile())) {
-            outputStream.write(pdfBytes);
+        // Validate input file type
+        if (!"application/pdf".equals(inputFile.getContentType())) {
+            logger.error("Invalid input file type: {}", inputFile.getContentType());
+            throw new IllegalArgumentException("Input file must be a PDF");
        }

-        // Prepare the output file path
-        Path tempOutputFile = Files.createTempFile("output_", ".pdf");
-
-        // Prepare the ghostscript command
-        List<String> command = new ArrayList<>();
-        command.add("gs");
-        command.add("-dPDFA=" + ("pdfa".equals(outputFormat) ? "2" : "1"));
-        command.add("-dNOPAUSE");
-        command.add("-dBATCH");
-        command.add("-sColorConversionStrategy=sRGB");
-        command.add("-sDEVICE=pdfwrite");
-        command.add("-dPDFACompatibilityPolicy=2");
-        command.add("-o");
-        command.add(tempOutputFile.toString());
-        command.add(tempInputFile.toString());
-
-        ProcessExecutorResult returnCode =
-                ProcessExecutor.getInstance(ProcessExecutor.Processes.GHOSTSCRIPT)
-                        .runCommandWithOutputHandling(command);
-
-        if (returnCode.getRc() != 0) {
-            logger.info(
-                    outputFormat + " conversion failed with return code: " + returnCode.getRc());
+        // Get the original filename without extension
+        String originalFileName = Filenames.toSimpleFileName(inputFile.getOriginalFilename());
+        if (originalFileName == null || originalFileName.trim().isEmpty()) {
+            originalFileName = "output.pdf";
        }
+        String baseFileName =
+                originalFileName.contains(".")
+                        ? originalFileName.substring(0, originalFileName.lastIndexOf('.'))
+                        : originalFileName;
+
+        Path tempInputFile = null;
+        Path tempOutputDir = null;
+        byte[] fileBytes;

        try {
-            byte[] pdfBytesOutput = Files.readAllBytes(tempOutputFile);
-            // Return the optimized PDF as a response
-            String outputFilename =
-                    Filenames.toSimpleFileName(inputFile.getOriginalFilename())
-                                    .replaceFirst("[.][^.]+$", "")
-                            + "_PDFA.pdf";
+            // Save uploaded file to temp location
+            tempInputFile = Files.createTempFile("input_", ".pdf");
+            inputFile.transferTo(tempInputFile);
+
+            // Create temp output directory
+            tempOutputDir = Files.createTempDirectory("output_");
+
+            // Determine PDF/A filter based on requested format
+            String pdfFilter =
+                    "pdfa".equals(outputFormat)
+                            ? "writer_pdf_Export:{'SelectPdfVersion':{'Value':'2'}}:writer_pdf_Export"
+                            : "writer_pdf_Export:{'SelectPdfVersion':{'Value':'1'}}:writer_pdf_Export";
+
+            // Prepare LibreOffice command
+            List<String> command =
+                    new ArrayList<>(
+                            Arrays.asList(
+                                    "soffice",
+                                    "--headless",
+                                    "--nologo",
+                                    "--convert-to",
+                                    "pdf:" + pdfFilter,
+                                    "--outdir",
+                                    tempOutputDir.toString(),
+                                    tempInputFile.toString()));
+
+            ProcessExecutorResult returnCode =
+                    ProcessExecutor.getInstance(ProcessExecutor.Processes.LIBRE_OFFICE)
+                            .runCommandWithOutputHandling(command);
+
+            if (returnCode.getRc() != 0) {
+                logger.error("PDF/A conversion failed with return code: {}", returnCode.getRc());
+                throw new RuntimeException("PDF/A conversion failed");
+            }
+
+            // Get the output file
+            File[] outputFiles = tempOutputDir.toFile().listFiles();
+            if (outputFiles == null || outputFiles.length != 1) {
+                throw new RuntimeException(
+                        "Expected exactly one output file but found "
+                                + (outputFiles == null ? "none" : outputFiles.length));
+            }
+
+            fileBytes = FileUtils.readFileToByteArray(outputFiles[0]);
+            String outputFilename = baseFileName + "_PDFA.pdf";
+
            return WebResponseUtils.bytesToWebResponse(
-                    pdfBytesOutput, outputFilename, MediaType.APPLICATION_PDF);
+                    fileBytes, outputFilename, MediaType.APPLICATION_PDF);
+
        } finally {
-            // Clean up the temporary files
-            Files.deleteIfExists(tempInputFile);
-            Files.deleteIfExists(tempOutputFile);
+            // Clean up temporary files
+            if (tempInputFile != null) {
+                Files.deleteIfExists(tempInputFile);
+            }
+            if (tempOutputDir != null) {
+                FileUtils.deleteDirectory(tempOutputDir.toFile());
+            }
        }
    }
 }
--- a/src/main/java/stirling/software/SPDF/controller/api/converters/ExtractCSVController.java
+++ b/src/main/java/stirling/software/SPDF/controller/api/converters/ExtractCSVController.java
@@ -20,7 +20,7 @@ import org.springframework.web.bind.annotation.RestController;

 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
-import stirling.software.SPDF.controller.api.CropController;
+
 import stirling.software.SPDF.model.api.extract.PDFFilePage;
 import stirling.software.SPDF.pdf.FlexibleCSVWriter;
 import technology.tabula.ObjectExtractor;
@@ -37,11 +37,15 @@ public class ExtractCSVController {
    private static final Logger logger = LoggerFactory.getLogger(ExtractCSVController.class);

    @PostMapping(value = "/pdf/csv", consumes = "multipart/form-data")
-    @Operation(summary = "Extracts a CSV document from a PDF", description = "This operation takes an input PDF file and returns CSV file of whole page. Input:PDF Output:CSV Type:SISO")
+    @Operation(
+            summary = "Extracts a CSV document from a PDF",
+            description =
+                    "This operation takes an input PDF file and returns CSV file of whole page. Input:PDF Output:CSV Type:SISO")
    public ResponseEntity<String> PdfToCsv(@ModelAttribute PDFFilePage form) throws Exception {
        StringWriter writer = new StringWriter();
        try (PDDocument document = Loader.loadPDF(form.getFileInput().getBytes())) {
-            CSVFormat format = CSVFormat.EXCEL.builder().setEscape('"').setQuoteMode(QuoteMode.ALL).build();
+            CSVFormat format =
+                    CSVFormat.EXCEL.builder().setEscape('"').setQuoteMode(QuoteMode.ALL).build();
            Writer csvWriter = new FlexibleCSVWriter(format);
            SpreadsheetExtractionAlgorithm sea = new SpreadsheetExtractionAlgorithm();
            try (ObjectExtractor extractor = new ObjectExtractor(document)) {
@@ -56,8 +60,8 @@ public class ExtractCSVController {
                ContentDisposition.builder("attachment")
                        .filename(
                                form.getFileInput()
-                                        .getOriginalFilename()
-                                        .replaceFirst("[.][^.]+$", "")
+                                                .getOriginalFilename()
+                                                .replaceFirst("[.][^.]+$", "")
                                        + "_extracted.csv")
                        .build());
        headers.setContentType(MediaType.parseMediaType("text/csv"));
--- a/src/main/java/stirling/software/SPDF/controller/api/misc/CompressController.java
+++ b/src/main/java/stirling/software/SPDF/controller/api/misc/CompressController.java
@@ -10,7 +10,6 @@ import java.util.List;

 import javax.imageio.ImageIO;

-import org.apache.commons.io.FileUtils;
 import org.apache.pdfbox.Loader;
 import org.apache.pdfbox.cos.COSName;
 import org.apache.pdfbox.pdmodel.PDDocument;
@@ -53,6 +52,54 @@ public class CompressController {
        this.pdfDocumentFactory = pdfDocumentFactory;
    }

+    private void compressImagesInPDF(Path pdfFile, double initialScaleFactor) throws Exception {
+        byte[] fileBytes = Files.readAllBytes(pdfFile);
+        try (PDDocument doc = Loader.loadPDF(fileBytes)) {
+            double scaleFactor = initialScaleFactor;
+
+            for (PDPage page : doc.getPages()) {
+                PDResources res = page.getResources();
+                if (res != null && res.getXObjectNames() != null) {
+                    for (COSName name : res.getXObjectNames()) {
+                        PDXObject xobj = res.getXObject(name);
+                        if (xobj instanceof PDImageXObject) {
+                            PDImageXObject image = (PDImageXObject) xobj;
+                            BufferedImage bufferedImage = image.getImage();
+
+                            int newWidth = (int) (bufferedImage.getWidth() * scaleFactor);
+                            int newHeight = (int) (bufferedImage.getHeight() * scaleFactor);
+
+                            if (newWidth == 0 || newHeight == 0) {
+                                continue;
+                            }
+
+                            Image scaledImage =
+                                    bufferedImage.getScaledInstance(
+                                            newWidth, newHeight, Image.SCALE_SMOOTH);
+
+                            BufferedImage scaledBufferedImage =
+                                    new BufferedImage(
+                                            newWidth, newHeight, BufferedImage.TYPE_INT_RGB);
+                            scaledBufferedImage.getGraphics().drawImage(scaledImage, 0, 0, null);
+
+                            ByteArrayOutputStream compressedImageStream =
+                                    new ByteArrayOutputStream();
+                            ImageIO.write(scaledBufferedImage, "jpeg", compressedImageStream);
+                            byte[] imageBytes = compressedImageStream.toByteArray();
+                            compressedImageStream.close();
+
+                            PDImageXObject compressedImage =
+                                    PDImageXObject.createFromByteArray(
+                                            doc, imageBytes, image.getCOSObject().toString());
+                            res.put(name, compressedImage);
+                        }
+                    }
+                }
+            }
+            doc.save(pdfFile.toString());
+        }
+    }
+
    @PostMapping(consumes = "multipart/form-data", value = "/compress-pdf")
    @Operation(
            summary = "Optimize PDF file",
@@ -75,209 +122,92 @@ public class CompressController {
            autoMode = true;
        }

-        // Save the uploaded file to a temporary location
        Path tempInputFile = Files.createTempFile("input_", ".pdf");
        inputFile.transferTo(tempInputFile.toFile());

        long inputFileSize = Files.size(tempInputFile);

-        // Prepare the output file path
-
        Path tempOutputFile = null;
        byte[] pdfBytes;
        try {
            tempOutputFile = Files.createTempFile("output_", ".pdf");
-            // Determine initial optimization level based on expected size reduction, only if in
-            // autoMode
+
            if (autoMode) {
                double sizeReductionRatio = expectedOutputSize / (double) inputFileSize;
-                if (sizeReductionRatio > 0.7) {
-                    optimizeLevel = 1;
-                } else if (sizeReductionRatio > 0.5) {
-                    optimizeLevel = 2;
-                } else if (sizeReductionRatio > 0.35) {
-                    optimizeLevel = 3;
-                } else {
-                    optimizeLevel = 3;
-                }
+                optimizeLevel = determineOptimizeLevel(sizeReductionRatio);
            }

            boolean sizeMet = false;
-            while (!sizeMet && optimizeLevel <= 4) {
-                // Prepare the Ghostscript command
-                List<String> command = new ArrayList<>();
-                command.add("gs");
-                command.add("-sDEVICE=pdfwrite");
-                command.add("-dCompatibilityLevel=1.5");
+            while (!sizeMet && optimizeLevel <= 9) {

-                switch (optimizeLevel) {
-                    case 1:
-                        command.add("-dPDFSETTINGS=/prepress");
-                        break;
-                    case 2:
-                        command.add("-dPDFSETTINGS=/printer");
-                        break;
-                    case 3:
-                        command.add("-dPDFSETTINGS=/ebook");
-                        break;
-                    case 4:
-                        command.add("-dPDFSETTINGS=/screen");
-                        break;
-                    default:
-                        command.add("-dPDFSETTINGS=/default");
+                // Apply additional image compression for levels 6-9
+                if (optimizeLevel >= 6) {
+                    // Calculate scale factor based on optimization level
+                    double scaleFactor =
+                            switch (optimizeLevel) {
+                                case 6 -> 0.9; // 90% of original size
+                                case 7 -> 0.8; // 80% of original size
+                                case 8 -> 0.65; // 70% of original size
+                                case 9 -> 0.5; // 60% of original size
+                                default -> 1.0;
+                            };
+                    compressImagesInPDF(tempInputFile, scaleFactor);
                }

-                command.add("-dNOPAUSE");
-                command.add("-dQUIET");
-                command.add("-dBATCH");
-                command.add("-sOutputFile=" + tempOutputFile.toString());
+                // Run QPDF optimization
+                List<String> command = new ArrayList<>();
+                command.add("qpdf");
+                if (request.getNormalize()) {
+                    command.add("--normalize-content=y");
+                }
+                if (request.getLinearize()) {
+                    command.add("--linearize");
+                }
+                command.add("--optimize-images");
+                command.add("--recompress-flate");
+                command.add("--compression-level=" + optimizeLevel);
+                command.add("--compress-streams=y");
+                command.add("--object-streams=generate");
                command.add(tempInputFile.toString());
+                command.add(tempOutputFile.toString());

-                ProcessExecutorResult returnCode =
-                        ProcessExecutor.getInstance(ProcessExecutor.Processes.GHOSTSCRIPT)
-                                .runCommandWithOutputHandling(command);
+                ProcessExecutorResult returnCode = null;
+                try {
+                    returnCode =
+                            ProcessExecutor.getInstance(ProcessExecutor.Processes.QPDF)
+                                    .runCommandWithOutputHandling(command);
+                } catch (Exception e) {
+                    if (returnCode != null && returnCode.getRc() != 3) {
+                        throw e;
+                    }
+                }

-                // Check if file size is within expected size or not auto mode so instantly finish
+                // Check if file size is within expected size or not auto mode
                long outputFileSize = Files.size(tempOutputFile);
                if (outputFileSize <= expectedOutputSize || !autoMode) {
                    sizeMet = true;
                } else {
-                    // Increase optimization level for next iteration
-                    optimizeLevel++;
-                    if (autoMode && optimizeLevel > 4) {
-                        logger.info("Skipping level 5 due to bad results in auto mode");
+                    optimizeLevel =
+                            incrementOptimizeLevel(
+                                    optimizeLevel, outputFileSize, expectedOutputSize);
+                    if (autoMode && optimizeLevel > 9) {
+                        logger.info("Maximum compression level reached in auto mode");
                        sizeMet = true;
-                    } else {
-                        logger.info(
-                                "Increasing ghostscript optimisation level to " + optimizeLevel);
                    }
                }
            }

-            if (expectedOutputSize != null && autoMode) {
-                long outputFileSize = Files.size(tempOutputFile);
-                byte[] fileBytes = Files.readAllBytes(tempOutputFile);
-                if (outputFileSize > expectedOutputSize) {
-                    try (PDDocument doc = Loader.loadPDF(fileBytes)) {
-                        long previousFileSize = 0;
-                        double scaleFactorConst = 0.9f;
-                        double scaleFactor = 0.9f;
-                        while (true) {
-                            for (PDPage page : doc.getPages()) {
-                                PDResources res = page.getResources();
-                                if (res != null && res.getXObjectNames() != null) {
-                                    for (COSName name : res.getXObjectNames()) {
-                                        PDXObject xobj = res.getXObject(name);
-                                        if (xobj != null && xobj instanceof PDImageXObject) {
-                                            PDImageXObject image = (PDImageXObject) xobj;
-
-                                            // Get the image in BufferedImage format
-                                            BufferedImage bufferedImage = image.getImage();
-
-                                            // Calculate the new dimensions
-                                            int newWidth =
-                                                    (int)
-                                                            (bufferedImage.getWidth()
-                                                                    * scaleFactorConst);
-                                            int newHeight =
-                                                    (int)
-                                                            (bufferedImage.getHeight()
-                                                                    * scaleFactorConst);
-
-                                            // If the new dimensions are zero, skip this iteration
-                                            if (newWidth == 0 || newHeight == 0) {
-                                                continue;
-                                            }
-
-                                            // Otherwise, proceed with the scaling
-                                            Image scaledImage =
-                                                    bufferedImage.getScaledInstance(
-                                                            newWidth,
-                                                            newHeight,
-                                                            Image.SCALE_SMOOTH);
-
-                                            // Convert the scaled image back to a BufferedImage
-                                            BufferedImage scaledBufferedImage =
-                                                    new BufferedImage(
-                                                            newWidth,
-                                                            newHeight,
-                                                            BufferedImage.TYPE_INT_RGB);
-                                            scaledBufferedImage
-                                                    .getGraphics()
-                                                    .drawImage(scaledImage, 0, 0, null);
-
-                                            // Compress the scaled image
-                                            ByteArrayOutputStream compressedImageStream =
-                                                    new ByteArrayOutputStream();
-                                            ImageIO.write(
-                                                    scaledBufferedImage,
-                                                    "jpeg",
-                                                    compressedImageStream);
-                                            byte[] imageBytes = compressedImageStream.toByteArray();
-                                            compressedImageStream.close();
-
-                                            PDImageXObject compressedImage =
-                                                    PDImageXObject.createFromByteArray(
-                                                            doc,
-                                                            imageBytes,
-                                                            image.getCOSObject().toString());
-
-                                            // Replace the image in the resources with the
-                                            // compressed
-                                            // version
-                                            res.put(name, compressedImage);
-                                        }
-                                    }
-                                }
-                            }
-
-                            // save the document to tempOutputFile again
-                            doc.save(tempOutputFile.toString());
-
-                            long currentSize = Files.size(tempOutputFile);
-                            // Check if the overall PDF size is still larger than expectedOutputSize
-                            if (currentSize > expectedOutputSize) {
-                                // Log the current file size and scaleFactor
-
-                                logger.info(
-                                        "Current file size: "
-                                                + FileUtils.byteCountToDisplaySize(currentSize));
-                                logger.info("Current scale factor: " + scaleFactor);
-
-                                // The file is still too large, reduce scaleFactor and try again
-                                scaleFactor *= 0.9f; // reduce scaleFactor by 10%
-                                // Avoid scaleFactor being too small, causing the image to shrink to
-                                // 0
-                                if (scaleFactor < 0.2f || previousFileSize == currentSize) {
-                                    throw new RuntimeException(
-                                            "Could not reach the desired size without excessively degrading image quality, lowest size recommended is "
-                                                    + FileUtils.byteCountToDisplaySize(currentSize)
-                                                    + ", "
-                                                    + currentSize
-                                                    + " bytes");
-                                }
-                                previousFileSize = currentSize;
-                            } else {
-                                // The file is small enough, break the loop
-                                break;
-                            }
-                        }
-                    }
-                }
-            }
            // Read the optimized PDF file
            pdfBytes = Files.readAllBytes(tempOutputFile);
            Path finalFile = tempOutputFile;
+
            // Check if optimized file is larger than the original
            if (pdfBytes.length > inputFileSize) {
-                // Log the occurrence
                logger.warn(
                        "Optimized file is larger than the original. Returning the original file instead.");
-
-                // Read the original file again
                finalFile = tempInputFile;
            }
-            // Return the optimized PDF as a response
+
            String outputFilename =
                    Filenames.toSimpleFileName(inputFile.getOriginalFilename())
                                    .replaceFirst("[.][^.]+$", "")
@@ -286,10 +216,31 @@ public class CompressController {
                    pdfDocumentFactory.load(finalFile.toFile()), outputFilename);

        } finally {
-            // Clean up the temporary files
-            // deleted by multipart file handler deu to transferTo?
-            // Files.deleteIfExists(tempInputFile);
            Files.deleteIfExists(tempOutputFile);
        }
    }
+
+    private int determineOptimizeLevel(double sizeReductionRatio) {
+        if (sizeReductionRatio > 0.9) return 1;
+        if (sizeReductionRatio > 0.8) return 2;
+        if (sizeReductionRatio > 0.7) return 3;
+        if (sizeReductionRatio > 0.6) return 4;
+        if (sizeReductionRatio > 0.5) return 5;
+        if (sizeReductionRatio > 0.4) return 6;
+        if (sizeReductionRatio > 0.3) return 7;
+        if (sizeReductionRatio > 0.2) return 8;
+        return 9;
+    }
+
+    private int incrementOptimizeLevel(int currentLevel, long currentSize, long targetSize) {
+        double currentRatio = currentSize / (double) targetSize;
+        logger.info("Current compression ratio: {}", String.format("%.2f", currentRatio));
+
+        if (currentRatio > 2.0) {
+            return Math.min(9, currentLevel + 3);
+        } else if (currentRatio > 1.5) {
+            return Math.min(9, currentLevel + 2);
+        }
+        return Math.min(9, currentLevel + 1);
+    }
 }
--- a/src/main/java/stirling/software/SPDF/controller/api/misc/FakeScanControllerWIP.java
+++ b/src/main/java/stirling/software/SPDF/controller/api/misc/FakeScanControllerWIP.java
@@ -58,7 +58,7 @@ public class FakeScanControllerWIP {
    @Operation(
            summary = "Repair a PDF file",
            description =
-                    "This endpoint repairs a given PDF file by running Ghostscript command. The PDF is first saved to a temporary location, repaired, read back, and then returned as a response.")
+                    "This endpoint repairs a given PDF file by running qpdf command. The PDF is first saved to a temporary location, repaired, read back, and then returned as a response.")
    public ResponseEntity<byte[]> fakeScan(@ModelAttribute PDFFile request) throws IOException {
        MultipartFile inputFile = request.getFileInput();

--- a/src/main/java/stirling/software/SPDF/controller/api/misc/MetadataController.java
+++ b/src/main/java/stirling/software/SPDF/controller/api/misc/MetadataController.java
@@ -14,6 +14,8 @@ import org.apache.pdfbox.pdmodel.PDDocumentInformation;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.WebDataBinder;
+import org.springframework.web.bind.annotation.InitBinder;
 import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -26,6 +28,7 @@ import io.swagger.v3.oas.annotations.tags.Tag;

 import stirling.software.SPDF.model.api.misc.MetadataRequest;
 import stirling.software.SPDF.utils.WebResponseUtils;
+import stirling.software.SPDF.utils.propertyeditor.StringToMapPropertyEditor;

@RestController
@RequestMapping("/api/v1/misc")
@@ -44,6 +47,11 @@ public class MetadataController {
        return entry;
    }

+    @InitBinder
+    public void initBinder(WebDataBinder binder) {
+        binder.registerCustomEditor(Map.class, "allRequestParams", new StringToMapPropertyEditor());
+    }
+
    @PostMapping(consumes = "multipart/form-data", value = "/update-metadata")
    @Operation(
            summary = "Update metadata of a PDF file",
--- a/src/main/java/stirling/software/SPDF/controller/api/misc/OCRController.java
+++ b/src/main/java/stirling/software/SPDF/controller/api/misc/OCRController.java
@@ -1,19 +1,29 @@
 package stirling.software.SPDF.controller.api.misc;

-import java.io.ByteArrayInputStream;
+import java.awt.image.BufferedImage;
+import java.io.BufferedReader;
 import java.io.File;
-import java.io.FileOutputStream;
+import java.io.FileInputStream;
 import java.io.IOException;
+import java.io.InputStreamReader;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collections;
+import java.util.Comparator;
 import java.util.List;
 import java.util.stream.Collectors;
 import java.util.zip.ZipEntry;
 import java.util.zip.ZipOutputStream;

+import javax.imageio.ImageIO;
+
+import org.apache.pdfbox.multipdf.PDFMergerUtility;
+import org.apache.pdfbox.pdmodel.PDDocument;
+import org.apache.pdfbox.pdmodel.PDPage;
+import org.apache.pdfbox.rendering.PDFRenderer;
+import org.apache.pdfbox.text.PDFTextStripper;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -23,24 +33,31 @@ import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 import org.springframework.web.multipart.MultipartFile;

+import io.github.pixee.security.BoundedLineReader;
 import io.github.pixee.security.Filenames;
-import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;

+import lombok.extern.slf4j.Slf4j;
 import stirling.software.SPDF.model.ApplicationProperties;
 import stirling.software.SPDF.model.api.misc.ProcessPdfWithOcrRequest;
 import stirling.software.SPDF.service.CustomPDDocumentFactory;
-import stirling.software.SPDF.utils.ProcessExecutor;
-import stirling.software.SPDF.utils.ProcessExecutor.ProcessExecutorResult;
-import stirling.software.SPDF.utils.WebResponseUtils;

@RestController
@RequestMapping("/api/v1/misc")
@Tag(name = "Misc", description = "Miscellaneous APIs")
+@Slf4j
 public class OCRController {

-    @Autowired ApplicationProperties applicationProperties;
+    @Autowired private ApplicationProperties applicationProperties;

+    private final CustomPDDocumentFactory pdfDocumentFactory;
+
+    @Autowired
+    public OCRController(CustomPDDocumentFactory pdfDocumentFactory) {
+        this.pdfDocumentFactory = pdfDocumentFactory;
+    }
+
+    /** Gets the list of available Tesseract languages from the tessdata directory */
    public List<String> getAvailableTesseractLanguages() {
        String tessdataDir = applicationProperties.getSystem().getTessdataDir();
        File[] files = new File(tessdataDir).listFiles();
@@ -54,196 +71,167 @@ public class OCRController {
                .collect(Collectors.toList());
    }

-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public OCRController(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
    @PostMapping(consumes = "multipart/form-data", value = "/ocr-pdf")
-    @Operation(
-            summary = "Process a PDF file with OCR",
-            description =
-                    "This endpoint processes a PDF file using OCR (Optical Character Recognition). Users can specify languages, sidecar, deskew, clean, cleanFinal, ocrType, ocrRenderType, and removeImagesAfter options. Input:PDF Output:PDF Type:SI-Conditional")
    public ResponseEntity<byte[]> processPdfWithOCR(
            @ModelAttribute ProcessPdfWithOcrRequest request)
            throws IOException, InterruptedException {
        MultipartFile inputFile = request.getFileInput();
-        List<String> selectedLanguages = request.getLanguages();
-        Boolean sidecar = request.isSidecar();
-        Boolean deskew = request.isDeskew();
-        Boolean clean = request.isClean();
-        Boolean cleanFinal = request.isCleanFinal();
+        List<String> languages = request.getLanguages();
        String ocrType = request.getOcrType();
-        String ocrRenderType = request.getOcrRenderType();
-        Boolean removeImagesAfter = request.isRemoveImagesAfter();
-        // --output-type pdfa
-        if (selectedLanguages == null || selectedLanguages.isEmpty()) {
-            throw new IOException("Please select at least one language.");
-        }

-        if (!"hocr".equals(ocrRenderType) && !"sandwich".equals(ocrRenderType)) {
-            throw new IOException("ocrRenderType wrong");
-        }
-
-        // Get available Tesseract languages
-        List<String> availableLanguages = getAvailableTesseractLanguages();
-
-        // Validate selected languages
-        selectedLanguages =
-                selectedLanguages.stream().filter(availableLanguages::contains).toList();
-
-        if (selectedLanguages.isEmpty()) {
-            throw new IOException("None of the selected languages are valid.");
-        }
-        // Save the uploaded file to a temporary location
-        Path tempInputFile = Files.createTempFile("input_", ".pdf");
-        Path tempOutputFile = Files.createTempFile("output_", ".pdf");
-        Path sidecarTextPath = null;
+        Path tempDir = Files.createTempDirectory("ocr_process");
+        Path tempInputFile = tempDir.resolve("input.pdf");
+        Path tempOutputDir = tempDir.resolve("output");
+        Path tempImagesDir = tempDir.resolve("images");
+        Path finalOutputFile = tempDir.resolve("final_output.pdf");

+        Files.createDirectories(tempOutputDir);
+        Files.createDirectories(tempImagesDir);
+        Process process = null;
        try {
+            // Save input file
            inputFile.transferTo(tempInputFile.toFile());
+            PDFMergerUtility merger = new PDFMergerUtility();
+            merger.setDestinationFileName(finalOutputFile.toString());

-            // Run OCR Command
-            String languageOption = String.join("+", selectedLanguages);
+            try (PDDocument document = pdfDocumentFactory.load(tempInputFile.toFile())) {
+                PDFRenderer pdfRenderer = new PDFRenderer(document);
+                int pageCount = document.getNumberOfPages();

-            List<String> command =
-                    new ArrayList<>(
-                            Arrays.asList(
-                                    "ocrmypdf",
-                                    "--verbose",
-                                    "2",
-                                    "--output-type",
-                                    "pdf",
-                                    "--pdf-renderer",
-                                    ocrRenderType));
+                for (int pageNum = 0; pageNum < pageCount; pageNum++) {
+                    PDPage page = document.getPage(pageNum);
+                    boolean hasText = false;

-            if (sidecar != null && sidecar) {
-                sidecarTextPath = Files.createTempFile("sidecar", ".txt");
-                command.add("--sidecar");
-                command.add(sidecarTextPath.toString());
-            }
+                    // Check for existing text
+                    try (PDDocument tempDoc = new PDDocument()) {
+                        tempDoc.addPage(page);
+                        PDFTextStripper stripper = new PDFTextStripper();
+                        hasText = !stripper.getText(tempDoc).trim().isEmpty();
+                    }

-            if (deskew != null && deskew) {
-                command.add("--deskew");
-            }
-            if (clean != null && clean) {
-                command.add("--clean");
-            }
-            if (cleanFinal != null && cleanFinal) {
-                command.add("--clean-final");
-            }
-            if (ocrType != null && !"".equals(ocrType)) {
-                if ("skip-text".equals(ocrType)) {
-                    command.add("--skip-text");
-                } else if ("force-ocr".equals(ocrType)) {
-                    command.add("--force-ocr");
-                } else if ("Normal".equals(ocrType)) {
+                    boolean shouldOcr =
+                            switch (ocrType) {
+                                case "skip-text" -> !hasText;
+                                case "force-ocr" -> true;
+                                default -> true;
+                            };

+                    Path pageOutputPath =
+                            tempOutputDir.resolve(String.format("page_%d.pdf", pageNum));
+
+                    if (shouldOcr) {
+                        // Convert page to image
+                        BufferedImage image = pdfRenderer.renderImageWithDPI(pageNum, 300);
+                        Path imagePath =
+                                tempImagesDir.resolve(String.format("page_%d.png", pageNum));
+                        ImageIO.write(image, "png", imagePath.toFile());
+
+                        // Build OCR command
+                        List<String> command = new ArrayList<>();
+                        command.add("tesseract");
+                        command.add(imagePath.toString());
+                        command.add(
+                                tempOutputDir
+                                        .resolve(String.format("page_%d", pageNum))
+                                        .toString());
+                        command.add("-l");
+                        command.add(String.join("+", languages));
+                        command.add("pdf"); // Always output PDF
+
+                        ProcessBuilder pb = new ProcessBuilder(command);
+                        process = pb.start();
+
+                        // Capture any error output
+                        try (BufferedReader reader =
+                                new BufferedReader(
+                                        new InputStreamReader(process.getErrorStream()))) {
+                            String line;
+                            while ((line = BoundedLineReader.readLine(reader, 5_000_000)) != null) {
+                                log.debug("Tesseract: {}", line);
+                            }
+                        }
+
+                        int exitCode = process.waitFor();
+                        if (exitCode != 0) {
+                            throw new RuntimeException(
+                                    "Tesseract failed with exit code: " + exitCode);
+                        }
+
+                        // Add OCR'd PDF to merger
+                        merger.addSource(pageOutputPath.toFile());
+                    } else {
+                        // Save original page without OCR
+                        try (PDDocument pageDoc = new PDDocument()) {
+                            pageDoc.addPage(page);
+                            pageDoc.save(pageOutputPath.toFile());
+                            merger.addSource(pageOutputPath.toFile());
+                        }
+                    }
                }
            }

-            command.addAll(
-                    Arrays.asList(
-                            "--language",
-                            languageOption,
-                            tempInputFile.toString(),
-                            tempOutputFile.toString()));
+            // Merge all pages into final PDF
+            merger.mergeDocuments(null);

-            // Run CLI command
-            ProcessExecutorResult result =
-                    ProcessExecutor.getInstance(ProcessExecutor.Processes.OCR_MY_PDF)
-                            .runCommandWithOutputHandling(command);
-            if (result.getRc() != 0
-                    && result.getMessages().contains("multiprocessing/synchronize.py")
-                    && result.getMessages()
-                            .contains("OSError: [Errno 38] Function not implemented")) {
-                command.add("--jobs");
-                command.add("1");
-                result =
-                        ProcessExecutor.getInstance(ProcessExecutor.Processes.OCR_MY_PDF)
-                                .runCommandWithOutputHandling(command);
-            }
-
-            // Remove images from the OCR processed PDF if the flag is set to true
-            if (removeImagesAfter != null && removeImagesAfter) {
-                Path tempPdfWithoutImages = Files.createTempFile("output_", "_no_images.pdf");
-
-                List<String> gsCommand =
-                        Arrays.asList(
-                                "gs",
-                                "-sDEVICE=pdfwrite",
-                                "-dFILTERIMAGE",
-                                "-o",
-                                tempPdfWithoutImages.toString(),
-                                tempOutputFile.toString());
-
-                ProcessExecutor.getInstance(ProcessExecutor.Processes.GHOSTSCRIPT)
-                        .runCommandWithOutputHandling(gsCommand);
-                tempOutputFile = tempPdfWithoutImages;
-            }
-            // Read the OCR processed PDF file
-            byte[] pdfBytes = pdfDocumentFactory.loadToBytes(tempOutputFile.toFile());
-
-            // Return the OCR processed PDF as a response
+            // Read the final PDF file
+            byte[] pdfContent = Files.readAllBytes(finalOutputFile);
            String outputFilename =
                    Filenames.toSimpleFileName(inputFile.getOriginalFilename())
                                    .replaceFirst("[.][^.]+$", "")
                            + "_OCR.pdf";

-            if (sidecar != null && sidecar) {
-                // Create a zip file containing both the PDF and the text file
-                String outputZipFilename =
-                        Filenames.toSimpleFileName(inputFile.getOriginalFilename())
-                                        .replaceFirst("[.][^.]+$", "")
-                                + "_OCR.zip";
-                Path tempZipFile = Files.createTempFile("output_", ".zip");
+            return ResponseEntity.ok()
+                    .header(
+                            "Content-Disposition",
+                            "attachment; filename=\"" + outputFilename + "\"")
+                    .contentType(MediaType.APPLICATION_PDF)
+                    .body(pdfContent);

-                try (ZipOutputStream zipOut =
-                        new ZipOutputStream(new FileOutputStream(tempZipFile.toFile()))) {
-                    // Add PDF file to the zip
-                    ZipEntry pdfEntry = new ZipEntry(outputFilename);
-                    zipOut.putNextEntry(pdfEntry);
-                    try (ByteArrayInputStream pdfInputStream = new ByteArrayInputStream(pdfBytes)) {
-                        byte[] buffer = new byte[1024];
-                        int length;
-                        while ((length = pdfInputStream.read(buffer)) != -1) {
-                            zipOut.write(buffer, 0, length);
-                        }
-                    }
-                    zipOut.closeEntry();
-
-                    // Add text file to the zip
-                    ZipEntry txtEntry = new ZipEntry(outputFilename.replace(".pdf", ".txt"));
-                    zipOut.putNextEntry(txtEntry);
-                    Files.copy(sidecarTextPath, zipOut);
-                    zipOut.closeEntry();
-                }
-
-                byte[] zipBytes = Files.readAllBytes(tempZipFile);
-
-                // Clean up the temporary zip file
-                Files.deleteIfExists(tempZipFile);
-                Files.deleteIfExists(tempOutputFile);
-                Files.deleteIfExists(sidecarTextPath);
-
-                // Return the zip file containing both the PDF and the text file
-                return WebResponseUtils.bytesToWebResponse(
-                        zipBytes, outputZipFilename, MediaType.APPLICATION_OCTET_STREAM);
-            } else {
-                // Return the OCR processed PDF as a response
-                Files.deleteIfExists(tempOutputFile);
-                return WebResponseUtils.bytesToWebResponse(pdfBytes, outputFilename);
-            }
        } finally {
-            // Clean up the temporary files
-            Files.deleteIfExists(tempOutputFile);
-            // Comment out as transferTo makes multipart handle cleanup
-            // Files.deleteIfExists(tempInputFile);
-            if (sidecarTextPath != null) {
-                Files.deleteIfExists(sidecarTextPath);
+            if (process != null) {
+                process.destroy();
            }
+
+            // Clean up temporary files
+            deleteDirectory(tempDir);
+        }
+    }
+
+    private void addFileToZip(File file, String filename, ZipOutputStream zipOut)
+            throws IOException {
+        if (!file.exists()) {
+            log.warn("File {} does not exist, skipping", file);
+            return;
+        }
+
+        try (FileInputStream fis = new FileInputStream(file)) {
+            ZipEntry zipEntry = new ZipEntry(filename);
+            zipOut.putNextEntry(zipEntry);
+
+            byte[] buffer = new byte[1024];
+            int length;
+            while ((length = fis.read(buffer)) >= 0) {
+                zipOut.write(buffer, 0, length);
+            }
+
+            zipOut.closeEntry();
+        }
+    }
+
+    private void deleteDirectory(Path directory) {
+        try {
+            Files.walk(directory)
+                    .sorted(Comparator.reverseOrder())
+                    .forEach(
+                            path -> {
+                                try {
+                                    Files.delete(path);
+                                } catch (IOException e) {
+                                    log.error("Error deleting {}: {}", path, e.getMessage());
+                                }
+                            });
+        } catch (IOException e) {
+            log.error("Error walking directory {}: {}", directory, e.getMessage());
        }
    }
 }
--- a/src/main/java/stirling/software/SPDF/controller/api/misc/RepairController.java
+++ b/src/main/java/stirling/software/SPDF/controller/api/misc/RepairController.java
@@ -44,30 +44,29 @@ public class RepairController {
    @Operation(
            summary = "Repair a PDF file",
            description =
-                    "This endpoint repairs a given PDF file by running Ghostscript command. The PDF is first saved to a temporary location, repaired, read back, and then returned as a response. Input:PDF Output:PDF Type:SISO")
+                    "This endpoint repairs a given PDF file by running qpdf command. The PDF is first saved to a temporary location, repaired, read back, and then returned as a response. Input:PDF Output:PDF Type:SISO")
    public ResponseEntity<byte[]> repairPdf(@ModelAttribute PDFFile request)
            throws IOException, InterruptedException {
        MultipartFile inputFile = request.getFileInput();
        // Save the uploaded file to a temporary location
        Path tempInputFile = Files.createTempFile("input_", ".pdf");
-        Path tempOutputFile = Files.createTempFile("output_", ".pdf");
        byte[] pdfBytes = null;
        inputFile.transferTo(tempInputFile.toFile());
        try {

            List<String> command = new ArrayList<>();
-            command.add("gs");
-            command.add("-o");
-            command.add(tempOutputFile.toString());
-            command.add("-sDEVICE=pdfwrite");
+            command.add("qpdf");
+            command.add("--replace-input"); // Automatically fixes problems it can
+            command.add("--qdf"); // Linearizes and normalizes PDF structure
+            command.add("--object-streams=disable"); // Can help with some corruptions
            command.add(tempInputFile.toString());

            ProcessExecutorResult returnCode =
-                    ProcessExecutor.getInstance(ProcessExecutor.Processes.GHOSTSCRIPT)
+                    ProcessExecutor.getInstance(ProcessExecutor.Processes.QPDF)
                            .runCommandWithOutputHandling(command);

            // Read the optimized PDF file
-            pdfBytes = pdfDocumentFactory.loadToBytes(tempOutputFile.toFile());
+            pdfBytes = pdfDocumentFactory.loadToBytes(tempInputFile.toFile());

            // Return the optimized PDF as a response
            String outputFilename =
@@ -78,7 +77,6 @@ public class RepairController {
        } finally {
            // Clean up the temporary files
            Files.deleteIfExists(tempInputFile);
-            Files.deleteIfExists(tempOutputFile);
        }
    }
 }
--- a/src/main/java/stirling/software/SPDF/controller/api/misc/StampController.java
+++ b/src/main/java/stirling/software/SPDF/controller/api/misc/StampController.java
@@ -229,10 +229,22 @@ public class StampController {
                    calculatePositionY(
                            pageSize, position, calculateTextCapHeight(font, fontSize), margin);
        }
+        // Split the stampText into multiple lines
+        String[] lines = stampText.split("\\\\n");
+
+        // Calculate dynamic line height based on font ascent and descent
+        float ascent = font.getFontDescriptor().getAscent();
+        float descent = font.getFontDescriptor().getDescent();
+        float lineHeight = ((ascent - descent) / 1000) * fontSize;

        contentStream.beginText();
-        contentStream.setTextMatrix(Matrix.getRotateInstance(Math.toRadians(rotation), x, y));
-        contentStream.showText(stampText);
+        for (int i = 0; i < lines.length; i++) {
+            String line = lines[i];
+            // Set the text matrix for each line with rotation
+            contentStream.setTextMatrix(
+                    Matrix.getRotateInstance(Math.toRadians(rotation), x, y - (i * lineHeight)));
+            contentStream.showText(line);
+        }
        contentStream.endText();
    }

--- a/src/main/java/stirling/software/SPDF/controller/api/pipeline/PipelineProcessor.java
+++ b/src/main/java/stirling/software/SPDF/controller/api/pipeline/PipelineProcessor.java
@@ -221,7 +221,7 @@ public class PipelineProcessor {

        HttpHeaders headers = new HttpHeaders();
        String apiKey = getApiKeyForUser();
-        headers.add("X-API-Key", apiKey);
+        headers.add("X-API-KEY", apiKey);
        headers.setContentType(MediaType.MULTIPART_FORM_DATA);

        // Create HttpEntity with the body and headers
--- a/src/main/java/stirling/software/SPDF/controller/api/security/CertSignController.java
+++ b/src/main/java/stirling/software/SPDF/controller/api/security/CertSignController.java
@@ -98,10 +98,10 @@ public class CertSignController {

        public CreateSignature(KeyStore keystore, char[] pin)
                throws KeyStoreException,
-                UnrecoverableKeyException,
-                NoSuchAlgorithmException,
-                IOException,
-                CertificateException {
+                        UnrecoverableKeyException,
+                        NoSuchAlgorithmException,
+                        IOException,
+                        CertificateException {
            super(keystore, pin);
            ClassPathResource resource = new ClassPathResource("static/images/signature.png");
            try (InputStream is = resource.getInputStream()) {
@@ -160,7 +160,8 @@ public class CertSignController {
                        extState.setNonStrokingAlphaConstant(0.5f);
                        cs.setGraphicsStateParameters(extState);
                        cs.transform(Matrix.getScaleInstance(0.08f, 0.08f));
-                        PDImageXObject img = PDImageXObject.createFromFileByExtension(logoFile, doc);
+                        PDImageXObject img =
+                                PDImageXObject.createFromFileByExtension(logoFile, doc);
                        cs.drawImage(img, 100, 0);
                        cs.restoreGraphicsState();
                    }
@@ -208,7 +209,10 @@ public class CertSignController {
    }

    @PostMapping(consumes = "multipart/form-data", value = "/cert-sign")
-    @Operation(summary = "Sign PDF with a Digital Certificate", description = "This endpoint accepts a PDF file, a digital certificate and related information to sign the PDF. It then returns the digitally signed PDF file. Input:PDF Output:PDF Type:SISO")
+    @Operation(
+            summary = "Sign PDF with a Digital Certificate",
+            description =
+                    "This endpoint accepts a PDF file, a digital certificate and related information to sign the PDF. It then returns the digitally signed PDF file. Input:PDF Output:PDF Type:SISO")
    public ResponseEntity<byte[]> signPDFWithCert(@ModelAttribute SignPDFWithCertRequest request)
            throws Exception {
        MultipartFile pdf = request.getFileInput();
@@ -238,7 +242,7 @@ public class CertSignController {
                PrivateKey privateKey = getPrivateKeyFromPEM(privateKeyFile.getBytes(), password);
                Certificate cert = (Certificate) getCertificateFromPEM(certFile.getBytes());
                ks.setKeyEntry(
-                        "alias", privateKey, password.toCharArray(), new Certificate[] { cert });
+                        "alias", privateKey, password.toCharArray(), new Certificate[] {cert});
                break;
            case "PKCS12":
                ks = KeyStore.getInstance("PKCS12");
@@ -310,19 +314,22 @@ public class CertSignController {

    private PrivateKey getPrivateKeyFromPEM(byte[] pemBytes, String password)
            throws IOException, OperatorCreationException, PKCSException {
-        try (PEMParser pemParser = new PEMParser(new InputStreamReader(new ByteArrayInputStream(pemBytes)))) {
+        try (PEMParser pemParser =
+                new PEMParser(new InputStreamReader(new ByteArrayInputStream(pemBytes)))) {
            Object pemObject = pemParser.readObject();
            JcaPEMKeyConverter converter = new JcaPEMKeyConverter().setProvider("BC");
            PrivateKeyInfo pkInfo;
            if (pemObject instanceof PKCS8EncryptedPrivateKeyInfo) {
-                InputDecryptorProvider decProv = new JceOpenSSLPKCS8DecryptorProviderBuilder()
-                        .build(password.toCharArray());
+                InputDecryptorProvider decProv =
+                        new JceOpenSSLPKCS8DecryptorProviderBuilder().build(password.toCharArray());
                pkInfo = ((PKCS8EncryptedPrivateKeyInfo) pemObject).decryptPrivateKeyInfo(decProv);
            } else if (pemObject instanceof PEMEncryptedKeyPair) {
-                PEMDecryptorProvider decProv = new JcePEMDecryptorProviderBuilder().build(password.toCharArray());
-                pkInfo = ((PEMEncryptedKeyPair) pemObject)
-                        .decryptKeyPair(decProv)
-                        .getPrivateKeyInfo();
+                PEMDecryptorProvider decProv =
+                        new JcePEMDecryptorProviderBuilder().build(password.toCharArray());
+                pkInfo =
+                        ((PEMEncryptedKeyPair) pemObject)
+                                .decryptKeyPair(decProv)
+                                .getPrivateKeyInfo();
            } else {
                pkInfo = ((PEMKeyPair) pemObject).getPrivateKeyInfo();
            }
--- a/src/main/java/stirling/software/SPDF/controller/api/security/GetInfoOnPDF.java
+++ b/src/main/java/stirling/software/SPDF/controller/api/security/GetInfoOnPDF.java
@@ -322,27 +322,14 @@ public class GetInfoOnPDF {
                PDEncryption pdfEncryption = pdfBoxDoc.getEncryption();
                encryption.put("EncryptionAlgorithm", pdfEncryption.getFilter());
                encryption.put("KeyLength", pdfEncryption.getLength());
-                AccessPermission ap = pdfBoxDoc.getCurrentAccessPermission();
-                if (ap != null) {
-                    ObjectNode permissionsNode = objectMapper.createObjectNode();
-
-                    permissionsNode.put("CanAssembleDocument", ap.canAssembleDocument());
-                    permissionsNode.put("CanExtractContent", ap.canExtractContent());
-                    permissionsNode.put(
-                            "CanExtractForAccessibility", ap.canExtractForAccessibility());
-                    permissionsNode.put("CanFillInForm", ap.canFillInForm());
-                    permissionsNode.put("CanModify", ap.canModify());
-                    permissionsNode.put("CanModifyAnnotations", ap.canModifyAnnotations());
-                    permissionsNode.put("CanPrint", ap.canPrint());
-
-                    encryption.set(
-                            "Permissions", permissionsNode); // set the node under "Permissions"
-                }
                // Add other encryption-related properties as needed
            } else {
                encryption.put("IsEncrypted", false);
            }

+            ObjectNode permissionsNode = objectMapper.createObjectNode();
+            setNodePermissions(pdfBoxDoc, permissionsNode);
+
            ObjectNode pageInfoParent = objectMapper.createObjectNode();
            for (int pageNum = 0; pageNum < pdfBoxDoc.getNumberOfPages(); pageNum++) {
                ObjectNode pageInfo = objectMapper.createObjectNode();
@@ -584,6 +571,7 @@ public class GetInfoOnPDF {
            jsonOutput.set("DocumentInfo", docInfoNode);
            jsonOutput.set("Compliancy", compliancy);
            jsonOutput.set("Encryption", encryption);
+            jsonOutput.set("Permissions", permissionsNode); // set the node under "Permissions"
            jsonOutput.set("Other", other);
            jsonOutput.set("PerPageInfo", pageInfoParent);

@@ -602,6 +590,24 @@ public class GetInfoOnPDF {
        return null;
    }

+    private void setNodePermissions(PDDocument pdfBoxDoc, ObjectNode permissionsNode) {
+        AccessPermission ap = pdfBoxDoc.getCurrentAccessPermission();
+
+        permissionsNode.put("Document Assembly", getPermissionState(ap.canAssembleDocument()));
+        permissionsNode.put("Extracting Content", getPermissionState(ap.canExtractContent()));
+        permissionsNode.put(
+                "Extracting for accessibility",
+                getPermissionState(ap.canExtractForAccessibility()));
+        permissionsNode.put("Form Filling", getPermissionState(ap.canFillInForm()));
+        permissionsNode.put("Modifying", getPermissionState(ap.canModify()));
+        permissionsNode.put("Modifying annotations", getPermissionState(ap.canModifyAnnotations()));
+        permissionsNode.put("Printing", getPermissionState(ap.canPrint()));
+    }
+
+    private String getPermissionState(boolean state) {
+        return state ? "Allowed" : "Not Allowed";
+    }
+
    private static void addOutlinesToArray(PDOutlineItem outline, ArrayNode arrayNode) {
        if (outline == null) return;

--- a/src/main/java/stirling/software/SPDF/controller/api/security/PasswordController.java
+++ b/src/main/java/stirling/software/SPDF/controller/api/security/PasswordController.java
@@ -39,10 +39,7 @@ public class PasswordController {
    }

    @PostMapping(consumes = "multipart/form-data", value = "/remove-password")
-    @Operation(
-            summary = "Remove password from a PDF file",
-            description =
-                    "This endpoint removes the password from a protected PDF file. Users need to provide the existing password. Input:PDF Output:PDF Type:SISO")
+    @Operation(summary = "Remove password from a PDF file", description = "This endpoint removes the password from a protected PDF file. Users need to provide the existing password. Input:PDF Output:PDF Type:SISO")
    public ResponseEntity<byte[]> removePassword(@ModelAttribute PDFPasswordRequest request)
            throws IOException {
        MultipartFile fileInput = request.getFileInput();
@@ -52,15 +49,12 @@ public class PasswordController {
        return WebResponseUtils.pdfDocToWebResponse(
                document,
                Filenames.toSimpleFileName(fileInput.getOriginalFilename())
-                                .replaceFirst("[.][^.]+$", "")
+                        .replaceFirst("[.][^.]+$", "")
                        + "_password_removed.pdf");
    }

    @PostMapping(consumes = "multipart/form-data", value = "/add-password")
-    @Operation(
-            summary = "Add password to a PDF file",
-            description =
-                    "This endpoint adds password protection to a PDF file. Users can specify a set of permissions that should be applied to the file. Input:PDF Output:PDF")
+    @Operation(summary = "Add password to a PDF file", description = "This endpoint adds password protection to a PDF file. Users can specify a set of permissions that should be applied to the file. Input:PDF Output:PDF")
    public ResponseEntity<byte[]> addPassword(@ModelAttribute AddPasswordRequest request)
            throws IOException {
        MultipartFile fileInput = request.getFileInput();
@@ -98,12 +92,12 @@ public class PasswordController {
            return WebResponseUtils.pdfDocToWebResponse(
                    document,
                    Filenames.toSimpleFileName(fileInput.getOriginalFilename())
-                                    .replaceFirst("[.][^.]+$", "")
+                            .replaceFirst("[.][^.]+$", "")
                            + "_permissions.pdf");
        return WebResponseUtils.pdfDocToWebResponse(
                document,
                Filenames.toSimpleFileName(fileInput.getOriginalFilename())
-                                .replaceFirst("[.][^.]+$", "")
+                        .replaceFirst("[.][^.]+$", "")
                        + "_passworded.pdf");
    }
 }
--- a/src/main/java/stirling/software/SPDF/controller/api/security/ValidateSignatureController.java
+++ b/src/main/java/stirling/software/SPDF/controller/api/security/ValidateSignatureController.java
@@ -0,0 +1,180 @@
+package stirling.software.SPDF.controller.api.security;
+
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.security.cert.CertificateException;
+import java.security.cert.CertificateFactory;
+import java.security.cert.X509Certificate;
+import java.security.interfaces.RSAPublicKey;
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.List;
+
+import org.apache.pdfbox.pdmodel.PDDocument;
+import org.apache.pdfbox.pdmodel.interactive.digitalsignature.PDSignature;
+import org.bouncycastle.cert.X509CertificateHolder;
+import org.bouncycastle.cert.jcajce.JcaX509CertificateConverter;
+import org.bouncycastle.cms.CMSProcessable;
+import org.bouncycastle.cms.CMSProcessableByteArray;
+import org.bouncycastle.cms.CMSSignedData;
+import org.bouncycastle.cms.SignerInformation;
+import org.bouncycastle.cms.SignerInformationStore;
+import org.bouncycastle.cms.jcajce.JcaSimpleSignerInfoVerifierBuilder;
+import org.bouncycastle.util.Store;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.ModelAttribute;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.multipart.MultipartFile;
+
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
+
+import stirling.software.SPDF.model.api.security.SignatureValidationRequest;
+import stirling.software.SPDF.model.api.security.SignatureValidationResult;
+import stirling.software.SPDF.service.CertificateValidationService;
+import stirling.software.SPDF.service.CustomPDDocumentFactory;
+
+@RestController
+@RequestMapping("/api/v1/security")
+@Tag(name = "Security", description = "Security APIs")
+public class ValidateSignatureController {
+
+    private final CustomPDDocumentFactory pdfDocumentFactory;
+    private final CertificateValidationService certValidationService;
+
+    @Autowired
+    public ValidateSignatureController(
+            CustomPDDocumentFactory pdfDocumentFactory,
+            CertificateValidationService certValidationService) {
+        this.pdfDocumentFactory = pdfDocumentFactory;
+        this.certValidationService = certValidationService;
+    }
+
+    @Operation(
+            summary = "Validate PDF Digital Signature",
+            description =
+                    "Validates the digital signatures in a PDF file against default or custom certificates. Input:PDF Output:JSON Type:SISO")
+    @PostMapping(value = "/validate-signature")
+    public ResponseEntity<List<SignatureValidationResult>> validateSignature(
+            @ModelAttribute SignatureValidationRequest request) throws IOException {
+        List<SignatureValidationResult> results = new ArrayList<>();
+        MultipartFile file = request.getFileInput();
+
+        // Load custom certificate if provided
+        X509Certificate customCert = null;
+        if (request.getCertFile() != null && !request.getCertFile().isEmpty()) {
+            try (ByteArrayInputStream certStream =
+                    new ByteArrayInputStream(request.getCertFile().getBytes())) {
+                CertificateFactory cf = CertificateFactory.getInstance("X.509");
+                customCert = (X509Certificate) cf.generateCertificate(certStream);
+            } catch (CertificateException e) {
+                throw new RuntimeException("Invalid certificate file: " + e.getMessage());
+            }
+        }
+
+        try (PDDocument document = pdfDocumentFactory.load(file.getInputStream())) {
+            List<PDSignature> signatures = document.getSignatureDictionaries();
+
+            for (PDSignature sig : signatures) {
+                SignatureValidationResult result = new SignatureValidationResult();
+
+                try {
+                    byte[] signedContent = sig.getSignedContent(file.getInputStream());
+                    byte[] signatureBytes = sig.getContents(file.getInputStream());
+
+                    CMSProcessable content = new CMSProcessableByteArray(signedContent);
+                    CMSSignedData signedData = new CMSSignedData(content, signatureBytes);
+
+                    Store<X509CertificateHolder> certStore = signedData.getCertificates();
+                    SignerInformationStore signerStore = signedData.getSignerInfos();
+
+                    for (SignerInformation signer : signerStore.getSigners()) {
+                        X509CertificateHolder certHolder =
+                                (X509CertificateHolder)
+                                        certStore.getMatches(signer.getSID()).iterator().next();
+                        X509Certificate cert =
+                                new JcaX509CertificateConverter().getCertificate(certHolder);
+
+                        boolean isValid =
+                                signer.verify(new JcaSimpleSignerInfoVerifierBuilder().build(cert));
+                        result.setValid(isValid);
+
+                        // Additional validations
+                        result.setChainValid(
+                                customCert != null
+                                        ? certValidationService
+                                                .validateCertificateChainWithCustomCert(
+                                                        cert, customCert)
+                                        : certValidationService.validateCertificateChain(cert));
+
+                        result.setTrustValid(
+                                customCert != null
+                                        ? certValidationService.validateTrustWithCustomCert(
+                                                cert, customCert)
+                                        : certValidationService.validateTrustStore(cert));
+
+                        result.setNotRevoked(!certValidationService.isRevoked(cert));
+                        result.setNotExpired(!cert.getNotAfter().before(new Date()));
+
+                        // Set basic signature info
+                        result.setSignerName(sig.getName());
+                        result.setSignatureDate(sig.getSignDate().getTime().toString());
+                        result.setReason(sig.getReason());
+                        result.setLocation(sig.getLocation());
+
+                        // Set new certificate details
+                        result.setIssuerDN(cert.getIssuerX500Principal().getName());
+                        result.setSubjectDN(cert.getSubjectX500Principal().getName());
+                        result.setSerialNumber(cert.getSerialNumber().toString(16)); // Hex format
+                        result.setValidFrom(cert.getNotBefore().toString());
+                        result.setValidUntil(cert.getNotAfter().toString());
+                        result.setSignatureAlgorithm(cert.getSigAlgName());
+
+                        // Get key size (if possible)
+                        try {
+                            result.setKeySize(
+                                    ((RSAPublicKey) cert.getPublicKey()).getModulus().bitLength());
+                        } catch (Exception e) {
+                            // If not RSA or error, set to 0
+                            result.setKeySize(0);
+                        }
+
+                        result.setVersion(String.valueOf(cert.getVersion()));
+
+                        // Set key usage
+                        List<String> keyUsages = new ArrayList<>();
+                        boolean[] keyUsageFlags = cert.getKeyUsage();
+                        if (keyUsageFlags != null) {
+                            String[] keyUsageLabels = {
+                                "Digital Signature", "Non-Repudiation", "Key Encipherment",
+                                "Data Encipherment", "Key Agreement", "Certificate Signing",
+                                "CRL Signing", "Encipher Only", "Decipher Only"
+                            };
+                            for (int i = 0; i < keyUsageFlags.length; i++) {
+                                if (keyUsageFlags[i]) {
+                                    keyUsages.add(keyUsageLabels[i]);
+                                }
+                            }
+                        }
+                        result.setKeyUsages(keyUsages);
+
+                        // Check if self-signed
+                        result.setSelfSigned(
+                                cert.getSubjectX500Principal()
+                                        .equals(cert.getIssuerX500Principal()));
+                    }
+                } catch (Exception e) {
+                    result.setValid(false);
+                    result.setErrorMessage("Signature validation failed: " + e.getMessage());
+                }
+
+                results.add(result);
+            }
+        }
+
+        return ResponseEntity.ok(results);
+    }
+}
--- a/src/main/java/stirling/software/SPDF/controller/api/security/WatermarkController.java
+++ b/src/main/java/stirling/software/SPDF/controller/api/security/WatermarkController.java
@@ -69,6 +69,7 @@ public class WatermarkController {
        float opacity = request.getOpacity();
        int widthSpacer = request.getWidthSpacer();
        int heightSpacer = request.getHeightSpacer();
+        String customColor = request.getCustomColor();
        boolean convertPdfToImage = request.isConvertPDFToImage();

        // Load the input PDF
@@ -97,7 +98,8 @@ public class WatermarkController {
                        widthSpacer,
                        heightSpacer,
                        fontSize,
-                        alphabet);
+                        alphabet,
+                        customColor);
            } else if ("image".equalsIgnoreCase(watermarkType)) {
                addImageWatermark(
                        contentStream,
@@ -136,7 +138,8 @@ public class WatermarkController {
            int widthSpacer,
            int heightSpacer,
            float fontSize,
-            String alphabet)
+            String alphabet,
+            String colorString)
            throws IOException {
        String resourceDir = "";
        PDFont font = new PDType1Font(Standard14Fonts.FontName.HELVETICA);
@@ -173,7 +176,18 @@ public class WatermarkController {
        }

        contentStream.setFont(font, fontSize);
-        contentStream.setNonStrokingColor(Color.LIGHT_GRAY);
+
+        Color redactColor;
+        try {
+            if (!colorString.startsWith("#")) {
+                colorString = "#" + colorString;
+            }
+            redactColor = Color.decode(colorString);
+        } catch (NumberFormatException e) {
+
+            redactColor = Color.LIGHT_GRAY;
+        }
+        contentStream.setNonStrokingColor(redactColor);

        String[] textLines = watermarkText.split("\\\\n");
        float maxLineWidth = 0;
--- a/src/main/java/stirling/software/SPDF/controller/web/HomeWebController.java
+++ b/src/main/java/stirling/software/SPDF/controller/web/HomeWebController.java
@@ -55,6 +55,11 @@ public class HomeWebController {
        return "licenses";
    }

+    @GetMapping("/releases")
+    public String getReleaseNotes(Model model) {
+        return "releases";
+    }
+
    @GetMapping("/")
    public String home(Model model) {
        model.addAttribute("currentPage", "home");
--- a/src/main/java/stirling/software/SPDF/controller/web/SecurityWebController.java
+++ b/src/main/java/stirling/software/SPDF/controller/web/SecurityWebController.java
@@ -53,6 +53,13 @@ public class SecurityWebController {
        return "security/cert-sign";
    }

+    @GetMapping("/validate-signature")
+    @Hidden
+    public String certSignVerifyForm(Model model) {
+        model.addAttribute("currentPage", "validate-signature");
+        return "security/validate-signature";
+    }
+
    @GetMapping("/remove-cert-sign")
    @Hidden
    public String certUnSignForm(Model model) {
--- a/src/main/java/stirling/software/SPDF/model/ApplicationProperties.java
+++ b/src/main/java/stirling/software/SPDF/model/ApplicationProperties.java
@@ -73,6 +73,7 @@ public class ApplicationProperties {
        private int loginAttemptCount;
        private long loginResetTimeMinutes;
        private String loginMethod = "all";
+        private String customGlobalAPIKey;

        public Boolean isAltLogin() {
            return saml2.getEnabled() || oauth2.getEnabled();
@@ -285,6 +286,7 @@ public class ApplicationProperties {
    public static class AutomaticallyGenerated {
        @ToString.Exclude private String key;
        private String UUID;
+        private String appVersion;
    }

    @Data
@@ -320,12 +322,20 @@ public class ApplicationProperties {
        public static class SessionLimit {
            private int libreOfficeSessionLimit;
            private int pdfToHtmlSessionLimit;
-            private int ocrMyPdfSessionLimit;
            private int pythonOpenCvSessionLimit;
-            private int ghostScriptSessionLimit;
            private int weasyPrintSessionLimit;
            private int installAppSessionLimit;
            private int calibreSessionLimit;
+            private int qpdfSessionLimit;
+            private int tesseractSessionLimit;
+
+            public int getQpdfSessionLimit() {
+                return qpdfSessionLimit > 0 ? qpdfSessionLimit : 2;
+            }
+
+            public int getTesseractSessionLimit() {
+                return tesseractSessionLimit > 0 ? tesseractSessionLimit : 1;
+            }

            public int getLibreOfficeSessionLimit() {
                return libreOfficeSessionLimit > 0 ? libreOfficeSessionLimit : 1;
@@ -335,18 +345,10 @@ public class ApplicationProperties {
                return pdfToHtmlSessionLimit > 0 ? pdfToHtmlSessionLimit : 1;
            }

-            public int getOcrMyPdfSessionLimit() {
-                return ocrMyPdfSessionLimit > 0 ? ocrMyPdfSessionLimit : 2;
-            }
-
            public int getPythonOpenCvSessionLimit() {
                return pythonOpenCvSessionLimit > 0 ? pythonOpenCvSessionLimit : 8;
            }

-            public int getGhostScriptSessionLimit() {
-                return ghostScriptSessionLimit > 0 ? ghostScriptSessionLimit : 16;
-            }
-
            public int getWeasyPrintSessionLimit() {
                return weasyPrintSessionLimit > 0 ? weasyPrintSessionLimit : 16;
            }
@@ -364,12 +366,20 @@ public class ApplicationProperties {
        public static class TimeoutMinutes {
            private long libreOfficeTimeoutMinutes;
            private long pdfToHtmlTimeoutMinutes;
-            private long ocrMyPdfTimeoutMinutes;
            private long pythonOpenCvTimeoutMinutes;
-            private long ghostScriptTimeoutMinutes;
            private long weasyPrintTimeoutMinutes;
            private long installAppTimeoutMinutes;
            private long calibreTimeoutMinutes;
+            private long tesseractTimeoutMinutes;
+            private long qpdfTimeoutMinutes;
+
+            public long getTesseractTimeoutMinutes() {
+                return tesseractTimeoutMinutes > 0 ? tesseractTimeoutMinutes : 30;
+            }
+
+            public long getQpdfTimeoutMinutes() {
+                return qpdfTimeoutMinutes > 0 ? qpdfTimeoutMinutes : 30;
+            }

            public long getLibreOfficeTimeoutMinutes() {
                return libreOfficeTimeoutMinutes > 0 ? libreOfficeTimeoutMinutes : 30;
@@ -379,18 +389,10 @@ public class ApplicationProperties {
                return pdfToHtmlTimeoutMinutes > 0 ? pdfToHtmlTimeoutMinutes : 20;
            }

-            public long getOcrMyPdfTimeoutMinutes() {
-                return ocrMyPdfTimeoutMinutes > 0 ? ocrMyPdfTimeoutMinutes : 30;
-            }
-
            public long getPythonOpenCvTimeoutMinutes() {
                return pythonOpenCvTimeoutMinutes > 0 ? pythonOpenCvTimeoutMinutes : 30;
            }

-            public long getGhostScriptTimeoutMinutes() {
-                return ghostScriptTimeoutMinutes > 0 ? ghostScriptTimeoutMinutes : 30;
-            }
-
            public long getWeasyPrintTimeoutMinutes() {
                return weasyPrintTimeoutMinutes > 0 ? weasyPrintTimeoutMinutes : 30;
            }
--- a/src/main/java/stirling/software/SPDF/model/AuthenticationType.java
+++ b/src/main/java/stirling/software/SPDF/model/AuthenticationType.java
@@ -2,5 +2,5 @@ package stirling.software.SPDF.model;

 public enum AuthenticationType {
    WEB,
-    OAUTH2
+    SSO
 }
--- a/src/main/java/stirling/software/SPDF/model/api/misc/OptimizePdfRequest.java
+++ b/src/main/java/stirling/software/SPDF/model/api/misc/OptimizePdfRequest.java
@@ -18,4 +18,15 @@ public class OptimizePdfRequest extends PDFFile {

    @Schema(description = "The expected output size, e.g. '100MB', '25KB', etc.")
    private String expectedOutputSize;
+
+    @Schema(
+            description = "Whether to linearize the PDF for faster web viewing. Default is false.",
+            defaultValue = "false")
+    private Boolean linearize = false;
+
+    @Schema(
+            description =
+                    "Whether to normalize the PDF content for better compatibility. Default is true.",
+            defaultValue = "true")
+    private Boolean normalize = true;
 }
--- a/src/main/java/stirling/software/SPDF/model/api/misc/ProcessPdfWithOcrRequest.java
+++ b/src/main/java/stirling/software/SPDF/model/api/misc/ProcessPdfWithOcrRequest.java
@@ -15,18 +15,6 @@ public class ProcessPdfWithOcrRequest extends PDFFile {
    @Schema(description = "List of languages to use in OCR processing")
    private List<String> languages;

-    @Schema(description = "Include OCR text in a sidecar text file if set to true")
-    private boolean sidecar;
-
-    @Schema(description = "Deskew the input file if set to true")
-    private boolean deskew;
-
-    @Schema(description = "Clean the input file if set to true")
-    private boolean clean;
-
-    @Schema(description = "Clean the final output if set to true")
-    private boolean cleanFinal;
-
    @Schema(
            description = "Specify the OCR type, e.g., 'skip-text', 'force-ocr', or 'Normal'",
            allowableValues = {"skip-text", "force-ocr", "Normal"})
@@ -37,7 +25,4 @@ public class ProcessPdfWithOcrRequest extends PDFFile {
            allowableValues = {"hocr", "sandwich"},
            defaultValue = "hocr")
    private String ocrRenderType = "hocr";
-
-    @Schema(description = "Remove images from the output PDF if set to true")
-    private boolean removeImagesAfter;
 }
--- a/src/main/java/stirling/software/SPDF/model/api/security/AddWatermarkRequest.java
+++ b/src/main/java/stirling/software/SPDF/model/api/security/AddWatermarkRequest.java
@@ -45,6 +45,9 @@ public class AddWatermarkRequest extends PDFFile {
    @Schema(description = "The height spacer between watermark elements", example = "50")
    private int heightSpacer;

+    @Schema(description = "The color for watermark", defaultValue = "#d3d3d3")
+    private String customColor = "#d3d3d3";
+
    @Schema(description = "Convert the redacted PDF to an image", defaultValue = "false")
    private boolean convertPDFToImage;
 }
--- a/src/main/java/stirling/software/SPDF/model/api/security/SignatureValidationRequest.java
+++ b/src/main/java/stirling/software/SPDF/model/api/security/SignatureValidationRequest.java
@@ -0,0 +1,17 @@
+package stirling.software.SPDF.model.api.security;
+
+import org.springframework.web.multipart.MultipartFile;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import stirling.software.SPDF.model.api.PDFFile;
+
+@Data
+@EqualsAndHashCode(callSuper = true)
+public class SignatureValidationRequest extends PDFFile {
+
+    @Schema(description = "(Optional) file to compare PDF cert signatures against x.509 format")
+    private MultipartFile certFile;
+}
--- a/src/main/java/stirling/software/SPDF/model/api/security/SignatureValidationResult.java
+++ b/src/main/java/stirling/software/SPDF/model/api/security/SignatureValidationResult.java
@@ -0,0 +1,30 @@
+package stirling.software.SPDF.model.api.security;
+
+import java.util.List;
+
+import lombok.Data;
+
+@Data
+public class SignatureValidationResult {
+    private boolean valid;
+    private String signerName;
+    private String signatureDate;
+    private String reason;
+    private String location;
+    private String errorMessage;
+    private boolean chainValid;
+    private boolean trustValid;
+    private boolean notExpired;
+    private boolean notRevoked;
+
+    private String issuerDN; // Certificate issuer's Distinguished Name
+    private String subjectDN; // Certificate subject's Distinguished Name
+    private String serialNumber; // Certificate serial number
+    private String validFrom; // Certificate validity start date
+    private String validUntil; // Certificate validity end date
+    private String signatureAlgorithm; // Algorithm used for signing
+    private int keySize; // Key size in bits
+    private String version; // Certificate version
+    private List<String> keyUsages; // List of key usage purposes
+    private boolean isSelfSigned; // Whether the certificate is self-signed
+}
--- a/src/main/java/stirling/software/SPDF/repository/UserRepository.java
+++ b/src/main/java/stirling/software/SPDF/repository/UserRepository.java
@@ -1,5 +1,6 @@
 package stirling.software.SPDF.repository;

+import java.util.List;
 import java.util.Optional;

 import org.springframework.data.jpa.repository.JpaRepository;
@@ -19,4 +20,6 @@ public interface UserRepository extends JpaRepository<User, Long> {
    Optional<User> findByUsername(String username);

    Optional<User> findByApiKey(String apiKey);
+
+    List<User> findByAuthenticationTypeIgnoreCase(String authenticationType);
 }
--- a/src/main/java/stirling/software/SPDF/service/CertificateValidationService.java
+++ b/src/main/java/stirling/software/SPDF/service/CertificateValidationService.java
@@ -0,0 +1,158 @@
+package stirling.software.SPDF.service;
+
+import java.io.BufferedReader;
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.security.KeyStore;
+import java.security.KeyStoreException;
+import java.security.cert.CertPath;
+import java.security.cert.CertPathValidator;
+import java.security.cert.CertificateExpiredException;
+import java.security.cert.CertificateFactory;
+import java.security.cert.CertificateNotYetValidException;
+import java.security.cert.PKIXParameters;
+import java.security.cert.TrustAnchor;
+import java.security.cert.X509Certificate;
+import java.util.Arrays;
+import java.util.Enumeration;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+
+import org.springframework.stereotype.Service;
+
+import io.github.pixee.security.BoundedLineReader;
+
+import jakarta.annotation.PostConstruct;
+
+@Service
+public class CertificateValidationService {
+    private KeyStore trustStore;
+
+    @PostConstruct
+    private void initializeTrustStore() throws Exception {
+        trustStore = KeyStore.getInstance(KeyStore.getDefaultType());
+        trustStore.load(null, null);
+        loadMozillaCertificates();
+    }
+
+    private void loadMozillaCertificates() throws Exception {
+        try (InputStream is = getClass().getResourceAsStream("/certdata.txt")) {
+            BufferedReader reader = new BufferedReader(new InputStreamReader(is));
+            String line;
+            StringBuilder certData = new StringBuilder();
+            boolean inCert = false;
+            int certCount = 0;
+
+            while ((line = BoundedLineReader.readLine(reader, 5_000_000)) != null) {
+                if (line.startsWith("CKA_VALUE MULTILINE_OCTAL")) {
+                    inCert = true;
+                    certData = new StringBuilder();
+                    continue;
+                }
+                if (inCert) {
+                    if ("END".equals(line)) {
+                        inCert = false;
+                        byte[] certBytes = parseOctalData(certData.toString());
+                        if (certBytes != null) {
+                            CertificateFactory cf = CertificateFactory.getInstance("X.509");
+                            X509Certificate cert =
+                                    (X509Certificate)
+                                            cf.generateCertificate(
+                                                    new ByteArrayInputStream(certBytes));
+                            trustStore.setCertificateEntry("mozilla-cert-" + certCount++, cert);
+                        }
+                    } else {
+                        certData.append(line).append("\n");
+                    }
+                }
+            }
+        }
+    }
+
+    private byte[] parseOctalData(String data) {
+        try {
+            ByteArrayOutputStream baos = new ByteArrayOutputStream();
+            String[] tokens = data.split("\\\\");
+            for (String token : tokens) {
+                token = token.trim();
+                if (!token.isEmpty()) {
+                    baos.write(Integer.parseInt(token, 8));
+                }
+            }
+            return baos.toByteArray();
+        } catch (Exception e) {
+            return null;
+        }
+    }
+
+    public boolean validateCertificateChain(X509Certificate cert) {
+        try {
+            CertPathValidator validator = CertPathValidator.getInstance("PKIX");
+            CertificateFactory cf = CertificateFactory.getInstance("X.509");
+            List<X509Certificate> certList = Arrays.asList(cert);
+            CertPath certPath = cf.generateCertPath(certList);
+
+            Set<TrustAnchor> anchors = new HashSet<>();
+            Enumeration<String> aliases = trustStore.aliases();
+            while (aliases.hasMoreElements()) {
+                Object trustCert = trustStore.getCertificate(aliases.nextElement());
+                if (trustCert instanceof X509Certificate) {
+                    anchors.add(new TrustAnchor((X509Certificate) trustCert, null));
+                }
+            }
+
+            PKIXParameters params = new PKIXParameters(anchors);
+            params.setRevocationEnabled(false);
+            validator.validate(certPath, params);
+            return true;
+        } catch (Exception e) {
+            return false;
+        }
+    }
+
+    public boolean validateTrustStore(X509Certificate cert) {
+        try {
+            Enumeration<String> aliases = trustStore.aliases();
+            while (aliases.hasMoreElements()) {
+                Object trustCert = trustStore.getCertificate(aliases.nextElement());
+                if (trustCert instanceof X509Certificate && cert.equals(trustCert)) {
+                    return true;
+                }
+            }
+            return false;
+        } catch (KeyStoreException e) {
+            return false;
+        }
+    }
+
+    public boolean isRevoked(X509Certificate cert) {
+        try {
+            cert.checkValidity();
+            return false;
+        } catch (CertificateExpiredException | CertificateNotYetValidException e) {
+            return true;
+        }
+    }
+
+    public boolean validateCertificateChainWithCustomCert(
+            X509Certificate cert, X509Certificate customCert) {
+        try {
+            cert.verify(customCert.getPublicKey());
+            return true;
+        } catch (Exception e) {
+            return false;
+        }
+    }
+
+    public boolean validateTrustWithCustomCert(X509Certificate cert, X509Certificate customCert) {
+        try {
+            // Compare the issuer of the signature certificate with the custom certificate
+            return cert.getIssuerX500Principal().equals(customCert.getSubjectX500Principal());
+        } catch (Exception e) {
+            return false;
+        }
+    }
+}
--- a/src/main/java/stirling/software/SPDF/service/MetricsAggregatorService.java
+++ b/src/main/java/stirling/software/SPDF/service/MetricsAggregatorService.java
@@ -24,7 +24,7 @@ public class MetricsAggregatorService {
        this.postHogService = postHogService;
    }

-    @Scheduled(fixedRate = 1800000) // Run every 30 minutes
+    @Scheduled(fixedRate = 7200000) // Run every 2 hours
    public void aggregateAndSendMetrics() {
        Map<String, Object> metrics = new HashMap<>();
        Search.in(meterRegistry)
@@ -34,17 +34,22 @@ public class MetricsAggregatorService {
                        counter -> {
                            String method = counter.getId().getTag("method");
                            String uri = counter.getId().getTag("uri");
-                            
+
                            // Skip if either method or uri is null
                            if (method == null || uri == null) {
                                return;
                            }
-                
-                            String key = String.format(
-                                "http_requests_%s_%s",
-                                method,
-                                uri.replace("/", "_")
-                            );
+                            if (!method.equals("GET") && !method.equals("POST")) {
+                                return;
+                            }
+                            // Skip URIs that are 2 characters or shorter
+                            if (uri.length() <= 2) {
+                                return;
+                            }
+
+                            String key =
+                                    String.format(
+                                            "http_requests_%s_%s", method, uri.replace("/", "_"));

                            double currentCount = counter.count();
                            double lastCount = lastSentMetrics.getOrDefault(key, 0.0);
--- a/src/main/java/stirling/software/SPDF/service/PdfMetadataService.java
+++ b/src/main/java/stirling/software/SPDF/service/PdfMetadataService.java
@@ -17,15 +17,18 @@ public class PdfMetadataService {
    private final ApplicationProperties applicationProperties;
    private final String stirlingPDFLabel;
    private final UserServiceInterface userService;
+    private final boolean runningEE;

    @Autowired
    public PdfMetadataService(
            ApplicationProperties applicationProperties,
            @Qualifier("StirlingPDFLabel") String stirlingPDFLabel,
+            @Qualifier("runningEE") boolean runningEE,
            @Autowired(required = false) UserServiceInterface userService) {
        this.applicationProperties = applicationProperties;
        this.stirlingPDFLabel = stirlingPDFLabel;
        this.userService = userService;
+        this.runningEE = runningEE;
    }

    public PdfMetadata extractMetadataFromPdf(PDDocument pdf) {
@@ -61,10 +64,8 @@ public class PdfMetadataService {

        String creator = stirlingPDFLabel;

-        if (applicationProperties
-                .getEnterpriseEdition()
-                .getCustomMetadata()
-                .isAutoUpdateMetadata()) {
+        if (applicationProperties.getEnterpriseEdition().getCustomMetadata().isAutoUpdateMetadata()
+                && runningEE) {

            creator = applicationProperties.getEnterpriseEdition().getCustomMetadata().getCreator();
            pdf.getDocumentInformation().setProducer(stirlingPDFLabel);
@@ -83,10 +84,8 @@ public class PdfMetadataService {
        pdf.getDocumentInformation().setModificationDate(Calendar.getInstance());

        String author = pdfMetadata.getAuthor();
-        if (applicationProperties
-                .getEnterpriseEdition()
-                .getCustomMetadata()
-                .isAutoUpdateMetadata()) {
+        if (applicationProperties.getEnterpriseEdition().getCustomMetadata().isAutoUpdateMetadata()
+                && runningEE) {
            author = applicationProperties.getEnterpriseEdition().getCustomMetadata().getAuthor();

            if (userService != null) {
--- a/src/main/java/stirling/software/SPDF/service/PostHogService.java
+++ b/src/main/java/stirling/software/SPDF/service/PostHogService.java
@@ -31,7 +31,7 @@ public class PostHogService {
    private final ApplicationProperties applicationProperties;
    private final UserServiceInterface userService;
    private final Environment env;
-    
+
    @Autowired
    public PostHogService(
            PostHog postHog,
@@ -71,16 +71,16 @@ public class PostHogService {
        Map<String, Object> metrics = new HashMap<>();

        try {
-        	//Application version
-        	metrics.put("app_version", appVersion);
-        	 String deploymentType = "JAR"; // default
-             if ("true".equalsIgnoreCase(env.getProperty("BROWSER_OPEN"))) {
-                 deploymentType = "EXE";
-             } else if (isRunningInDocker()) {
-                 deploymentType = "DOCKER";
-             }
-             metrics.put("deployment_type", deploymentType);
-        	
+            // Application version
+            metrics.put("app_version", appVersion);
+            String deploymentType = "JAR"; // default
+            if ("true".equalsIgnoreCase(env.getProperty("BROWSER_OPEN"))) {
+                deploymentType = "EXE";
+            } else if (isRunningInDocker()) {
+                deploymentType = "DOCKER";
+            }
+            metrics.put("deployment_type", deploymentType);
+
            // System info
            metrics.put("os_name", System.getProperty("os.name"));
            metrics.put("os_version", System.getProperty("os.version"));
--- a/src/main/java/stirling/software/SPDF/utils/FileToPdf.java
+++ b/src/main/java/stirling/software/SPDF/utils/FileToPdf.java
@@ -105,7 +105,7 @@ public class FileToPdf {
                        new ByteArrayInputStream(Files.readAllBytes(zipFilePath)))) {
            ZipEntry entry = zipIn.getNextEntry();
            while (entry != null) {
-                Path filePath = tempUnzippedDir.resolve(entry.getName());
+                Path filePath = tempUnzippedDir.resolve(sanitizeZipFilename(entry.getName()));
                if (!entry.isDirectory()) {
                    Files.createDirectories(filePath.getParent());
                    if (entry.getName().toLowerCase().endsWith(".html")
@@ -175,7 +175,7 @@ public class FileToPdf {
                ZipSecurity.createHardenedInputStream(new ByteArrayInputStream(fileBytes))) {
            ZipEntry entry = zipIn.getNextEntry();
            while (entry != null) {
-                Path filePath = tempDirectory.resolve(entry.getName());
+                Path filePath = tempDirectory.resolve(sanitizeZipFilename(entry.getName()));
                if (entry.isDirectory()) {
                    Files.createDirectories(filePath); // Explicitly create the directory structure
                } else {
@@ -241,4 +241,14 @@ public class FileToPdf {
            Files.deleteIfExists(tempOutputFile);
        }
    }
+
+    static String sanitizeZipFilename(String entryName) {
+        if (entryName == null || entryName.trim().isEmpty()) {
+            return entryName;
+        }
+        while (entryName.contains("../") || entryName.contains("..\\")) {
+            entryName = entryName.replace("../", "").replace("..\\", "");
+        }
+        return entryName;
+    }
 }
--- a/src/main/java/stirling/software/SPDF/utils/GeneralUtils.java
+++ b/src/main/java/stirling/software/SPDF/utils/GeneralUtils.java
@@ -88,15 +88,45 @@ public class GeneralUtils {

    public static boolean isURLReachable(String urlStr) {
        try {
+            // Parse the URL
            URL url = URI.create(urlStr).toURL();
+
+            // Allow only http and https protocols
+            String protocol = url.getProtocol();
+            if (!protocol.equals("http") && !protocol.equals("https")) {
+                return false; // Disallow other protocols
+            }
+
+            // Check if the host is a local address
+            String host = url.getHost();
+            if (isLocalAddress(host)) {
+                return false; // Exclude local addresses
+            }
+
+            // Check if the URL is reachable
            HttpURLConnection connection = (HttpURLConnection) url.openConnection();
            connection.setRequestMethod("HEAD");
+            // connection.setConnectTimeout(5000); // Set connection timeout
+            // connection.setReadTimeout(5000);    // Set read timeout
            int responseCode = connection.getResponseCode();
            return (200 <= responseCode && responseCode <= 399);
-        } catch (MalformedURLException e) {
-            return false;
-        } catch (IOException e) {
-            return false;
+        } catch (Exception e) {
+            return false; // Return false in case of any exception
+        }
+    }
+
+    private static boolean isLocalAddress(String host) {
+        try {
+            // Resolve DNS to IP address
+            InetAddress address = InetAddress.getByName(host);
+
+            // Check for local addresses
+            return address.isAnyLocalAddress() ||  // Matches 0.0.0.0 or similar
+                   address.isLoopbackAddress() || // Matches 127.0.0.1 or ::1
+                   address.isSiteLocalAddress() || // Matches private IPv4 ranges: 192.168.x.x, 10.x.x.x, 172.16.x.x to 172.31.x.x
+                   address.getHostAddress().startsWith("fe80:"); // Matches link-local IPv6 addresses
+        } catch (Exception e) {
+            return false; // Return false for invalid or unresolved addresses
        }
    }

@@ -289,6 +319,10 @@ public class GeneralUtils {
        saveKeyToConfig(id, key, true);
    }

+    public static void saveKeyToConfig(String id, boolean key) throws IOException {
+        saveKeyToConfig(id, key, true);
+    }
+
    public static void saveKeyToConfig(String id, String key, boolean autoGenerated)
            throws IOException {
        Path path = Paths.get("configs", "settings.yml"); // Target the configs/settings.yml
@@ -307,6 +341,24 @@ public class GeneralUtils {
        settingsYml.save();
    }

+    public static void saveKeyToConfig(String id, boolean key, boolean autoGenerated)
+            throws IOException {
+        Path path = Paths.get("configs", "settings.yml");
+
+        final YamlFile settingsYml = new YamlFile(path.toFile());
+        DumperOptions yamlOptionssettingsYml =
+                ((SimpleYamlImplementation) settingsYml.getImplementation()).getDumperOptions();
+        yamlOptionssettingsYml.setSplitLines(false);
+
+        settingsYml.loadWithComments();
+
+        YamlFileWrapper writer = settingsYml.path(id).set(key);
+        if (autoGenerated) {
+            writer.comment("# Automatically Generated Settings (Do Not Edit Directly)");
+        }
+        settingsYml.save();
+    }
+
    public static String generateMachineFingerprint() {
        try {
            // Get the MAC address
@@ -349,4 +401,33 @@ public class GeneralUtils {
            return "GenericID";
        }
    }
+
+    public static boolean isVersionHigher(String currentVersion, String compareVersion) {
+        if (currentVersion == null || compareVersion == null) {
+            return false;
+        }
+
+        // Split versions into components
+        String[] current = currentVersion.split("\\.");
+        String[] compare = compareVersion.split("\\.");
+
+        // Get the length of the shorter version array
+        int length = Math.min(current.length, compare.length);
+
+        // Compare each component
+        for (int i = 0; i < length; i++) {
+            int currentPart = Integer.parseInt(current[i]);
+            int comparePart = Integer.parseInt(compare[i]);
+
+            if (currentPart > comparePart) {
+                return true;
+            }
+            if (currentPart < comparePart) {
+                return false;
+            }
+        }
+
+        // If all components so far are equal, the longer version is considered higher
+        return current.length > compare.length;
+    }
 }
--- a/src/main/java/stirling/software/SPDF/utils/ProcessExecutor.java
+++ b/src/main/java/stirling/software/SPDF/utils/ProcessExecutor.java
@@ -29,12 +29,12 @@ public class ProcessExecutor {
    public enum Processes {
        LIBRE_OFFICE,
        PDFTOHTML,
-        OCR_MY_PDF,
        PYTHON_OPENCV,
-        GHOSTSCRIPT,
        WEASYPRINT,
        INSTALL_APP,
-        CALIBRE
+        CALIBRE,
+        TESSERACT,
+        QPDF
    }

    private static final Map<Processes, ProcessExecutor> instances = new ConcurrentHashMap<>();
@@ -59,21 +59,11 @@ public class ProcessExecutor {
                                                .getProcessExecutor()
                                                .getSessionLimit()
                                                .getPdfToHtmlSessionLimit();
-                                case OCR_MY_PDF ->
-                                        applicationProperties
-                                                .getProcessExecutor()
-                                                .getSessionLimit()
-                                                .getOcrMyPdfSessionLimit();
                                case PYTHON_OPENCV ->
                                        applicationProperties
                                                .getProcessExecutor()
                                                .getSessionLimit()
                                                .getPythonOpenCvSessionLimit();
-                                case GHOSTSCRIPT ->
-                                        applicationProperties
-                                                .getProcessExecutor()
-                                                .getSessionLimit()
-                                                .getGhostScriptSessionLimit();
                                case WEASYPRINT ->
                                        applicationProperties
                                                .getProcessExecutor()
@@ -84,6 +74,16 @@ public class ProcessExecutor {
                                                .getProcessExecutor()
                                                .getSessionLimit()
                                                .getInstallAppSessionLimit();
+                                case TESSERACT ->
+                                        applicationProperties
+                                                .getProcessExecutor()
+                                                .getSessionLimit()
+                                                .getTesseractSessionLimit();
+                                case QPDF ->
+                                        applicationProperties
+                                                .getProcessExecutor()
+                                                .getSessionLimit()
+                                                .getQpdfSessionLimit();
                                case CALIBRE ->
                                        applicationProperties
                                                .getProcessExecutor()
@@ -103,21 +103,11 @@ public class ProcessExecutor {
                                                .getProcessExecutor()
                                                .getTimeoutMinutes()
                                                .getPdfToHtmlTimeoutMinutes();
-                                case OCR_MY_PDF ->
-                                        applicationProperties
-                                                .getProcessExecutor()
-                                                .getTimeoutMinutes()
-                                                .getOcrMyPdfTimeoutMinutes();
                                case PYTHON_OPENCV ->
                                        applicationProperties
                                                .getProcessExecutor()
                                                .getTimeoutMinutes()
                                                .getPythonOpenCvTimeoutMinutes();
-                                case GHOSTSCRIPT ->
-                                        applicationProperties
-                                                .getProcessExecutor()
-                                                .getTimeoutMinutes()
-                                                .getGhostScriptTimeoutMinutes();
                                case WEASYPRINT ->
                                        applicationProperties
                                                .getProcessExecutor()
@@ -128,6 +118,16 @@ public class ProcessExecutor {
                                                .getProcessExecutor()
                                                .getTimeoutMinutes()
                                                .getInstallAppTimeoutMinutes();
+                                case TESSERACT ->
+                                        applicationProperties
+                                                .getProcessExecutor()
+                                                .getTimeoutMinutes()
+                                                .getTesseractTimeoutMinutes();
+                                case QPDF ->
+                                        applicationProperties
+                                                .getProcessExecutor()
+                                                .getTimeoutMinutes()
+                                                .getQpdfTimeoutMinutes();
                                case CALIBRE ->
                                        applicationProperties
                                                .getProcessExecutor()
--- a/src/main/java/stirling/software/SPDF/utils/propertyeditor/StringToMapPropertyEditor.java
+++ b/src/main/java/stirling/software/SPDF/utils/propertyeditor/StringToMapPropertyEditor.java
@@ -0,0 +1,26 @@
+package stirling.software.SPDF.utils.propertyeditor;
+
+import java.beans.PropertyEditorSupport;
+import java.util.HashMap;
+import java.util.Map;
+
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+public class StringToMapPropertyEditor extends PropertyEditorSupport {
+
+    private final ObjectMapper objectMapper = new ObjectMapper();
+
+    @Override
+    public void setAsText(String text) throws IllegalArgumentException {
+        try {
+            TypeReference<HashMap<String, String>> typeRef =
+                    new TypeReference<HashMap<String, String>>() {};
+            Map<String, String> map = objectMapper.readValue(text, typeRef);
+            setValue(map);
+        } catch (Exception e) {
+            throw new IllegalArgumentException(
+                    "Failed to convert java.lang.String to java.util.Map");
+        }
+    }
+}
--- a/src/main/resources/application.properties
+++ b/src/main/resources/application.properties
@@ -3,6 +3,10 @@ multipart.enabled=true
 logging.level.org.springframework=WARN
 logging.level.org.hibernate=WARN
 logging.level.org.eclipse.jetty=WARN
+#logging.level.org.springframework.security.saml2=TRACE
+#logging.level.org.springframework.security=DEBUG
+#logging.level.org.opensaml=DEBUG
+#logging.level.stirling.software.SPDF.config.security: DEBUG
 logging.level.com.zaxxer.hikari=WARN

 spring.jpa.open-in-view=false
@@ -27,6 +31,8 @@ server.servlet.context-path=${SYSTEM_ROOTURIPATH:/}

 spring.devtools.restart.enabled=true
 spring.devtools.livereload.enabled=true
+spring.devtools.restart.exclude=stirling.software.SPDF.config.security/**
+
 spring.thymeleaf.encoding=UTF-8

 spring.web.resources.mime-mappings.webmanifest=application/manifest+json
--- a/src/main/resources/certdata.txt
+++ b/src/main/resources/certdata.txt
--- a/src/main/resources/messages_ar_AR.properties
+++ b/src/main/resources/messages_ar_AR.properties
@@ -512,6 +512,10 @@ home.splitPdfByChapters.title=تجزئة المستندات PDF حسب الفص
 home.splitPdfByChapters.desc=قسم مستند PDF إلى ملفات متعددة بناءً على هيكل فصوله.
 splitPdfByChapters.tags=تجزئة، فصول، علامات تبويب، تنظيم

+home.validateSignature.title=Validate PDF Signature
+home.validateSignature.desc=Verify digital signatures and certificates in PDF documents
+validateSignature.tags=signature,verify,validate,pdf,certificate,digital signature,Validate Signature,Validate certificate
+
 #replace-invert-color
 replace-color.title=إستبدال-عكس اللون
 replace-color.header=استبدال-عكس لون PDF
@@ -868,7 +872,7 @@ ocr.selectText.10=وضع التعرف الضوئي على الحروف
 ocr.selectText.11=إزالة الصور بعد التعرف الضوئي على الحروف (يزيل كل الصور، يكون مفيدًا فقط إذا كان جزءًا من خطوة التحويل)
 ocr.selectText.12=نوع العرض (متقدم)
 ocr.help=يرجى قراءة هذه الوثائق حول كيفية استخدام هذا للغات أخرى و/أو الاستخدام ليس في Docker
-ocr.credit=تستخدم هذه الخدمة OCRmyPDF و Tesseract للتعرف الضوئي على الحروف.
+ocr.credit=تستخدم هذه الخدمة qpdf و Tesseract للتعرف الضوئي على الحروف.
 ocr.submit=معالجة PDF باستخدام OCR


@@ -892,7 +896,7 @@ fileToPDF.submit=تحويل إلى PDF
 #compress
 compress.title=ضغط
 compress.header=ضغط ملف PDF
-compress.credit=تستخدم هذه الخدمة OCRmyPDF لضغط / تحسين PDF.
+compress.credit=تستخدم هذه الخدمة qpdf لضغط / تحسين PDF.
 compress.selectText.1=الوضع اليدوي - من 1 إلى 4
 compress.selectText.2=مستوى التحسين:
 compress.selectText.3=4 (رهيب للصور النصية)
@@ -958,6 +962,18 @@ multiTool.moveLeft=تحريك إلى اليسار
 multiTool.moveRight=تحريك إلى اليمين
 multiTool.delete=حذف
 multiTool.dragDropMessage=الصفحات المحددة
+multiTool.undo=تراجع
+multiTool.redo=إعادة إجراء
+
+#decrypt
+decrypt.passwordPrompt=This file is password-protected. Please enter the password:
+decrypt.cancelled=Operation cancelled for PDF: {0}
+decrypt.noPassword=No password provided for encrypted PDF: {0}
+decrypt.invalidPassword=Please try again with the correct password.
+decrypt.invalidPasswordHeader=Incorrect password or unsupported encryption for PDF: {0}
+decrypt.unexpectedError=There was an error processing the file. Please try again.
+decrypt.serverError=Server error while decrypting: {0}
+decrypt.success=File decrypted successfully.

 #multiTool-advert
 multiTool-advert.message=هذه الميزة متوفرة في <a href="{0}">صفحة الأدوات المتعددة</a> لدينا. اطلع عليها للحصول على واجهة مستخدم محسّنة لكل صفحة وميزات إضافية!
@@ -1050,6 +1066,7 @@ addPassword.submit=تشفير
 #watermark
 watermark.title=إضافة علامة مائية
 watermark.header=إضافة علامة مائية
+watermark.customColor=لون نص مخصص
 watermark.selectText.1=حدد PDF لإضافة العلامة المائية إليه:
 watermark.selectText.2=نص العلامة المائية:
 watermark.selectText.3=حجم الخط:
@@ -1112,7 +1129,7 @@ changeMetadata.submit=تغيير
 #pdfToPDFA
 pdfToPDFA.title=PDF إلى PDF/A
 pdfToPDFA.header=PDF إلى PDF/A
-pdfToPDFA.credit=تستخدم هذه الخدمة ghostscript لتحويل PDF/A.
+pdfToPDFA.credit=تستخدم هذه الخدمة qpdf لتحويل PDF/A.
 pdfToPDFA.submit=تحويل
 pdfToPDFA.tip=لا يعمل حاليًا لمدخلات متعددة في وقت واحد
 pdfToPDFA.outputFormat=تنسيق الإخراج
@@ -1260,3 +1277,51 @@ splitByChapters.desc.2=مستوى الإشارة المرجعية: اختر مس
 splitByChapters.desc.3=تمثيل البيانات الأصلية: إذا تم اختيارها، سترمز البيانات المرجعية الأصلية إلى كل PDF مجزأ.
 splitByChapters.desc.4=سماح بالتكرار: إذا تم اختياره، يسمح بوجود معاينات متعددة في الصفحة نفسها لخلق ملفات PDF منفصلة.
 splitByChapters.submit=تقطيع ملف PDF
+
+#File Chooser
+fileChooser.click=انقر هنا
+fileChooser.or=أو
+fileChooser.dragAndDrop=قم بسحب الملفات وإفلاتها
+fileChooser.hoveredDragAndDrop=قم بسحب المفات وإفلاتها هنا
+
+#release notes
+releases.footer=Releases
+releases.title=Release Notes
+releases.header=Release Notes
+releases.current.version=Current Release
+releases.note=Release notes are only available in English
+
+#Validate Signature
+validateSignature.title=Validate PDF Signatures
+validateSignature.header=Validate Digital Signatures
+validateSignature.selectPDF=Select signed PDF file
+validateSignature.submit=Validate Signatures
+validateSignature.results=Validation Results
+validateSignature.status=Status
+validateSignature.signer=Signer
+validateSignature.date=Date
+validateSignature.reason=Reason
+validateSignature.location=Location
+validateSignature.noSignatures=No digital signatures found in this document
+validateSignature.status.valid=Valid
+validateSignature.status.invalid=Invalid
+validateSignature.chain.invalid=Certificate chain validation failed - cannot verify signer's identity
+validateSignature.trust.invalid=Certificate not in trust store - source cannot be verified
+validateSignature.cert.expired=Certificate has expired
+validateSignature.cert.revoked=Certificate has been revoked
+validateSignature.signature.info=Signature Information
+validateSignature.signature=Signature
+validateSignature.signature.mathValid=Signature is mathematically valid BUT:
+validateSignature.selectCustomCert=Custom Certificate File X.509 (Optional)
+validateSignature.cert.info=Certificate Details
+validateSignature.cert.issuer=Issuer
+validateSignature.cert.subject=Subject
+validateSignature.cert.serialNumber=Serial Number
+validateSignature.cert.validFrom=Valid From
+validateSignature.cert.validUntil=Valid Until
+validateSignature.cert.algorithm=Algorithm
+validateSignature.cert.keySize=Key Size
+validateSignature.cert.version=Version
+validateSignature.cert.keyUsage=Key Usage
+validateSignature.cert.selfSigned=Self-Signed
+validateSignature.cert.bits=bits
--- a/src/main/resources/messages_az_AZ.properties
+++ b/src/main/resources/messages_az_AZ.properties
@@ -34,10 +34,10 @@ sizes.small=Kiçik
 sizes.medium=Orta
 sizes.large=Böyük
 sizes.x-large=Ekstra Böyük
-error.pdfPassword=PDF sənədi şifrələnmişdir və şifrə təmin edilməmişdir və ya yanlışdır.
+error.pdfPassword=PDF sənədi şifrlənmişdir və şifr təmin edilməmişdir və ya yanlışdır.
 delete=Sil
 username=İstifadəçi Adı
-password=Şifrə
+password=Şifr
 welcome=Xoş gəldiniz
 property=Xüsusiyyət
 black=Qara
@@ -53,11 +53,11 @@ no=Xeyr
 changedCredsMessage=Etibarnamələr dəyişdirildi!
 notAuthenticatedMessage=İstifadəçinin kimliyi təsdiqlənməyib.
 userNotFoundMessage=İstifadəçi tapılmadı.
-incorrectPasswordMessage=Cari şifrə yanlışdır.
+incorrectPasswordMessage=Cari şifr yanlışdır.
 usernameExistsMessage=İstifadəçi adı mövcuddur.
 invalidUsernameMessage=Yanlış istifadəçi adı, istifadəçi adı sadəcə hərflərdən, rəqəmlərdən və @._+- xüsusi simvollarından ibarət ola bilər və ya düzgün email ünvanı olmalıdır.
-invalidPasswordMessage=Şifrə boş olmamalıdır, başlanğıc və sonunda boşluqdan istifadə edilməməlidir.
-confirmPasswordErrorMessage=Yeni Şifrə və Yeni Şifrəni Doğrula uyğun olmalıdır.
+invalidPasswordMessage=Şifr boş olmamalıdır, başlanğıc və sonunda boşluqdan istifadə edilməməlidir.
+confirmPasswordErrorMessage=Yeni Şifr və Yeni Şifri Doğrula uyğun olmalıdır.
 deleteCurrentUserMessage=Hazırda daxil olmuş istifadəçini silmək mümkün deyil.
 deleteUsernameExistsMessage=İstifadəçi adı mövcud deyildir və silinə bilməz.
 downgradeCurrentUserMessage=Cari istifadəçinin rolunu aşağı salmaq mümkün deyil
@@ -70,8 +70,8 @@ oops=Oops!
 help=Yardım
 goHomepage=Ana səhifəyə get
 joinDiscord=Discord serverimizə qatıl
-seeDockerHub=Docker Hub'a bax
-visitGithub=Github Repository'ə Baş Çək
+seeDockerHub=Docker Hub-a bax
+visitGithub=Github Repository-ə Baş Çək
 donate=İanə Ver
 color=Rəng
 sponsor=Sponsor
@@ -126,9 +126,9 @@ enterpriseEdition.ssoAdvert=Daha çox istifadəçi-idarəetmə xüsusiyyətləri
 #################
 #  Analytics    #
 #################
-analytics.title=Stirling PDF'i daha yaxşı etmək istəyirsinizmi?
+analytics.title=Stirling PDF-i daha yaxşı etmək istəyirsinizmi?
 analytics.paragraph1=Stirling PDF bizə məhsulu inkişaf etdirməyə kömək etmək üçün analitikaya üstünlük verib. Biz heç bir şəxsi məlumatı və ya fayl məzmununu izləmirik.
-analytics.paragraph2=Zəhmət olmasa, Stringling-PDF'ə inkişaf etməkdə və istifadəçilərimizi daha yaxşı anlamaqda yardım etmək üçün analitikanı aktivləşdirməyi nəzərə alın.
+analytics.paragraph2=Zəhmət olmasa, Stringling-PDF-ə inkişaf etməkdə və istifadəçilərimizi daha yaxşı anlamaqda yardım etmək üçün analitikanı aktivləşdirməyi nəzərə alın.
 analytics.enable=Analitikanı aktivləşdir
 analytics.disable=Analitikanı deaktivləşdir
 analytics.settings=Analitikanın parametrlərini config/settings.yml faylından dəyişə bilərsiniz.
@@ -141,11 +141,11 @@ navbar.darkmode=Qaranlıq Tema
 navbar.language=Dillər
 navbar.settings=Parametrlər
 navbar.allTools=Alətlər
-navbar.multiTool=Çox Alət
+navbar.multiTool=Multi-Alət
 navbar.search=Axtar
 navbar.sections.organize=Təşkil et
-navbar.sections.convertTo=PDF'ə Çevir
-navbar.sections.convertFrom=PDF'dən Çevir
+navbar.sections.convertTo=PDF-ə Çevir
+navbar.sections.convertFrom=PDF-dən Çevir
 navbar.sections.security=İmza & Təhlükəsizlik
 navbar.sections.advance=Qabaqcıl
 navbar.sections.edit=Bax & Redaktə et
@@ -171,11 +171,11 @@ settings.cacheInputs.help=Gələcək əməliyyatlar üçün əvvəllər istifad

 changeCreds.title=Məlumatları dəyişdirin
 changeCreds.header=Hesab Məlumatlarınızı Yeniləyin
-changeCreds.changePassword=Siz standart giriş məlumatlarından istifadə edirsiniz. Zəhmət olmasa, yeni şifrə daxil edin
+changeCreds.changePassword=Siz standart giriş məlumatlarından istifadə edirsiniz. Zəhmət olmasa, yeni şifr daxil edin
 changeCreds.newUsername=Yeni İstifadəçi Adı
-changeCreds.oldPassword=Cari Şifrə
-changeCreds.newPassword=Yeni Şifrə
-changeCreds.confirmNewPassword=Yeni Şifrəni Təsdiqləyin
+changeCreds.oldPassword=Cari Şifr
+changeCreds.newPassword=Yeni Şifr
+changeCreds.confirmNewPassword=Yeni Şifri Təsdiqləyin
 changeCreds.submit=Dəyişiklikləri Təsdiqlə


@@ -186,11 +186,11 @@ account.adminSettings=Admin Paramterləri - İstifadəçilər Əlavə Et və Onl
 account.userControlSettings=İstifadəçi İdarəetmə Parametrləri
 account.changeUsername=İstifadəçi Adını Dəyiş
 account.newUsername=Yeni İstifadəçi Adı
-account.password=Təsdiqləmə Şifrəsi
-account.oldPassword=Keçmiş Şifrə
-account.newPassword=Yeni Şifrə
-account.changePassword=Şifrəni Dəyiş
-account.confirmNewPassword=Yeni Şifrəni Təsdiqlə
+account.password=Təsdiqləmə Şifri
+account.oldPassword=Keçmiş Şifr
+account.newPassword=Yeni Şifr
+account.changePassword=Şifri Dəyiş
+account.confirmNewPassword=Yeni Şifri Təsdiqlə
 account.signOut=Çıxış
 account.yourApiKey=Sizin API Açarınız
 account.syncTitle=Brauzer parametrlərini hesabla sinxronlaşdırın
@@ -512,6 +512,10 @@ home.splitPdfByChapters.title=PDF-i Fəsillərə Əsasən Böl
 home.splitPdfByChapters.desc=Fəsil strukturuna əsasən PDF-i bir neçə fayla böl.
 splitPdfByChapters.tags=böl,fəsillər,əlfəcinlər,nizamla

+home.validateSignature.title=Validate PDF Signature
+home.validateSignature.desc=Verify digital signatures and certificates in PDF documents
+validateSignature.tags=signature,verify,validate,pdf,certificate,digital signature,Validate Signature,Validate certificate
+
 #replace-invert-color
 replace-color.title=Qabaqcıl Rəng Seçimləri
 replace-color.header=PDF-də Rəngləri Dəyiş-Tərsinə Çevir
@@ -543,7 +547,7 @@ login.title=Daxil olun
 login.header=Daxil olun
 login.signin=Daxil olun
 login.rememberme=Məni xatırla
-login.invalid=Etibarsız istifadəçi adı və ya şifrə.
+login.invalid=Etibarsız istifadəçi adı və ya şifr.
 login.locked=Sizin hesabınız kilidlənmişdir.
 login.signinTitle=Zəhmət olmasa, daxil olun
 login.ssoSignIn=Single Sign-on vasitəsilə daxil olun
@@ -581,8 +585,8 @@ showJS.submit=Göstər


 #pdfToSinglePage
-pdfToSinglePage.title=PDF'dən Tək Səhifəyə
-pdfToSinglePage.header=PDF'dən Tək Səhifəyə
+pdfToSinglePage.title=PDF-dən Tək Səhifəyə
+pdfToSinglePage.header=PDF-dən Tək Səhifəyə
 pdfToSinglePage.submit=Tək Səhifəyə Çevir


@@ -601,8 +605,8 @@ getPdfInfo.downloadJson=JSON yüklə


 #markdown-to-pdf
-MarkdownToPDF.title=Markdown'dan PDF'ə
-MarkdownToPDF.header=Markdown'dan PDF'ə
+MarkdownToPDF.title=Markdown-dan PDF-ə
+MarkdownToPDF.header=Markdown-dan PDF-ə
 MarkdownToPDF.submit=Çevir
 MarkdownToPDF.help=İş davam edir
 MarkdownToPDF.credit=WeasyPrint İstifadə Edir
@@ -617,8 +621,8 @@ URLToPDF.credit=WeasyPrint İstifadə Edir


 #html-to-pdf
-HTMLToPDF.title=HTML'dən PDF'ə
-HTMLToPDF.header=HTML'dən PDF'ə
+HTMLToPDF.title=HTML-dən PDF-ə
+HTMLToPDF.header=HTML-dən PDF-ə
 HTMLToPDF.help=HTML fayllarını və tərkibində mütləq html/css/images və s. olan ZIP fayllarını qəbul edir
 HTMLToPDF.submit=Çevir
 HTMLToPDF.credit=WeasyPrint İstifadə Edir
@@ -656,14 +660,14 @@ AddStampRequest.submit=Təsdiqlə


 #sanitizePDF
-sanitizePDF.title=PDF'i Təmizlə
+sanitizePDF.title=PDF-i Təmizlə
 sanitizePDF.header=PDF Faylını Təmizlə
 sanitizePDF.selectText.1=JavaScript Fəaliyyətlərini Sil
 sanitizePDF.selectText.2=Daxil Edilmiş Faylları Sil
 sanitizePDF.selectText.3=Metadatanı Sil
 sanitizePDF.selectText.4=Linkləri Sil
 sanitizePDF.selectText.5=Şriftləri Sil
-sanitizePDF.submit=PDF'i Təmizlə
+sanitizePDF.submit=PDF-i Təmizlə


 #addPageNumbers
@@ -683,7 +687,7 @@ addPageNumbers.submit=Səhifə Nömrələri əlavə edin

 #auto-rename
 auto-rename.title=Avtomatik Yenidən Adlandır
-auto-rename.header=Pdf'in Adını Avtomatik Yenidən Adlandır
+auto-rename.header=Pdf-in Adını Avtomatik Yenidən Adlandır
 auto-rename.submit=Avtomatik Yenidən Adlandır


@@ -698,7 +702,7 @@ adjustContrast.download=Yüklə

 #crop
 crop.title=Kəs
-crop.header=Pdf'ləri Kəs
+crop.header=Pdf-ləri Kəs
 crop.submit=Təsdiq Et


@@ -722,8 +726,8 @@ pipeline.title=Pipeline


 #pageLayout
-pageLayout.title=Çoxsəhifəli Sxem
-pageLayout.header=Çoxsəhifəli Sxem
+pageLayout.title=Çoxsəhifəli Tərtibat
+pageLayout.header=Çoxsəhifəli Tərtibat
 pageLayout.pagesPerSheet=Vərəqdəki Səhifə Sayı:
 pageLayout.addBorder=Çərçivə Əlavə Et
 pageLayout.submit=Təsdiq et
@@ -739,22 +743,22 @@ scalePages.submit=Təsdiq edin


 #certSign
-certSign.title=Certificate Signing
-certSign.header=Sign a PDF with your certificate (Work in progress)
-certSign.selectPDF=Select a PDF File for Signing:
-certSign.jksNote=Note: If your certificate type is not listed below, please convert it to a Java Keystore (.jks) file using the keytool command line tool. Then, choose the .jks file option below.
-certSign.selectKey=Select Your Private Key File (PKCS#8 format, could be .pem or .der):
-certSign.selectCert=Select Your Certificate File (X.509 format, could be .pem or .der):
-certSign.selectP12=Select Your PKCS#12 Keystore File (.p12 or .pfx) (Optional, If provided, it should contain your private key and certificate):
-certSign.selectJKS=Select Your Java Keystore File (.jks or .keystore):
-certSign.certType=Certificate Type
-certSign.password=Enter Your Keystore or Private Key Password (If Any):
-certSign.showSig=Show Signature
-certSign.reason=Reason
-certSign.location=Location
-certSign.name=Name
-certSign.showLogo=Show Logo
-certSign.submit=Sign PDF
+certSign.title=Sertifikatla İmzala
+certSign.header=PDF-i Sertifikatınızla İmzalayın (İşlənilir)
+certSign.selectPDF=İmzalamaq üçün PDF Faylı seçin:
+certSign.jksNote=Note: Əgər sertifikatınızın tipi aşağıda göstərilməyibsə, zəhmət olmasa "Keytool command line tool" istifadə edərək onu "Java Keystroke" (.jks) faylına çevirin. Sonra, aşağıdan .jks faylını seçin.
+certSign.selectKey=Şəxsi Açar faylınızı seçin (PKCS#8 format, .pem və ya .der ola bilər):
+certSign.selectCert=Sertifikat faylınızı seçin (X.509 format, .pem və ya .der ola bilər):
+certSign.selectP12=PKCS#12 Keystore Faylınızı seçin (.p12 və ya .pfx) (İstəyə bağlı, əgər təmin olunarsa, şəxsi açar və sertifikatınızı ehtiva etməlidir):
+certSign.selectJKS=Java Keystore Faylınızı seçin (.jks və ya .keystore):
+certSign.certType=Sertifikat Tipi
+certSign.password=Keystore və ya Şəxsi Açar daxil edin (Əgər varsa):
+certSign.showSig=İmzanı Göstər
+certSign.reason=Səbəb
+certSign.location=Məkan
+certSign.name=Ad
+certSign.showLogo=Loqonu Göstər
+certSign.submit=PDF-i İmzala


 #removeCertSign
@@ -765,13 +769,13 @@ removeCertSign.submit=İmzanı silin


 #removeBlanks
-removeBlanks.title=Remove Blanks
-removeBlanks.header=Remove Blank Pages
-removeBlanks.threshold=Pixel Whiteness Threshold:
-removeBlanks.thresholdDesc=Threshold for determining how white a white pixel must be to be classed as 'White'. 0 = Black, 255 pure white.
-removeBlanks.whitePercent=White Percent (%):
-removeBlanks.whitePercentDesc=Percent of page that must be 'white' pixels to be removed
-removeBlanks.submit=Remove Blanks
+removeBlanks.title=Boş Səhifələri Sil
+removeBlanks.header=Boş SƏhifələri Silir
+removeBlanks.threshold=Minimal Piksel Bəyazlığı:
+removeBlanks.thresholdDesc=Pikselin "Ağ" hesab olunması üçün minimal nə qədər bəyaz olmalı olduğunu təyin edin. 0 = Qara, 255 Ağappaq.
+removeBlanks.whitePercent=Bəyaz Faizi (%):
+removeBlanks.whitePercentDesc=Silinmək üçün səhifənin neçə faizi "ağ" piksellərdən təşkil olunmalıdır
+removeBlanks.submit=Boş Səhifələri Sil


 #removeAnnotations
@@ -781,16 +785,16 @@ removeAnnotations.submit=Sil


 #compare
-compare.title=Compare
-compare.header=Compare PDFs
-compare.highlightColor.1=Highlight Color 1:
-compare.highlightColor.2=Highlight Color 2:
-compare.document.1=Document 1
-compare.document.2=Document 2
-compare.submit=Compare
-compare.complex.message=One or both of the provided documents are large files, accuracy of comparison may be reduced
-compare.large.file.message=One or Both of the provided documents are too large to process
-compare.no.text.message=One or both of the selected PDFs have no text content. Please choose PDFs with text for comparison.
+compare.title=Müqayisə Et
+compare.header=PDF-ləri Müqayisə Et
+compare.highlightColor.1=Önə Çıxarma Rəngi 1:
+compare.highlightColor.2=Önə Çıxarma Rəngi 2:
+compare.document.1=Sənəd 1
+compare.document.2=Sənəd 2
+compare.submit=Müqayisə Et
+compare.complex.message=Fayllardan biri və ya ikisi də böyük fayldır. Müqayisə effektivliyi azala bilər.
+compare.large.file.message=Fayllardan biri və ya ikisi də işləmək üçün çox böyükdür.
+compare.no.text.message=Fayllardan birində və ya ikisində də mətn məzmunu yoxdur. Zəhmət olmasa, müqayisə üçün mətn məzmunlu PDF seçin.

 #BookToPDF
 BookToPDF.title=Kitabları və Komiksləri PDF-ə
@@ -818,12 +822,12 @@ sign.save=İmzanı yadda Saxla
 sign.personalSigs=Şəxsi İmzalar
 sign.sharedSigs=Paylaşılan İmzalar
 sign.noSavedSigs=Saxlanmış imza tapılmadı
-sign.addToAll=Add to all pages
-sign.delete=Delete
-sign.first=First page
-sign.last=Last page
-sign.next=Next page
-sign.previous=Previous page
+sign.addToAll=Bütün səhiflərə əlavə et
+sign.delete=Sil
+sign.first=İlk səhifə
+sign.last=Son səhifə
+sign.next=Növbəti səhifə
+sign.previous=Əvvəlki səhifə

 #repair
 repair.title=Bərpa Et
@@ -839,37 +843,37 @@ flatten.submit=Düzləşdirin


 #ScannerImageSplit
-ScannerImageSplit.selectText.1=Angle Threshold:
-ScannerImageSplit.selectText.2=Sets the minimum absolute angle required for the image to be rotated (default: 10).
-ScannerImageSplit.selectText.3=Tolerance:
-ScannerImageSplit.selectText.4=Determines the range of color variation around the estimated background color (default: 30).
-ScannerImageSplit.selectText.5=Minimum Area:
-ScannerImageSplit.selectText.6=Sets the minimum area threshold for a photo (default: 10000).
-ScannerImageSplit.selectText.7=Minimum Contour Area:
-ScannerImageSplit.selectText.8=Sets the minimum contour area threshold for a photo
-ScannerImageSplit.selectText.9=Border Size:
-ScannerImageSplit.selectText.10=Sets the size of the border added and removed to prevent white borders in the output (default: 1).
-ScannerImageSplit.info=Python is not installed. It is required to run.
+ScannerImageSplit.selectText.1=Bucaq Aşağı Limiti:
+ScannerImageSplit.selectText.2=Şəklin fırladılması üçün lazım olan minimal mütləq bucağı təyin edir (defolt: 10).
+ScannerImageSplit.selectText.3=Rəng Toleransı:
+ScannerImageSplit.selectText.4=Təxmin olunan arxaplan rənginin ətrafındakı rəng fərqliliyi intervalını təyin edir (defolt: 30).
+ScannerImageSplit.selectText.5=Minimal Sahə:
+ScannerImageSplit.selectText.6=Foto üçün minimal sahənin aşağı limitini təyin edir (defolt: 10000).
+ScannerImageSplit.selectText.7=Minimal Kontur Sahəsi:
+ScannerImageSplit.selectText.8=Fotonun kontur sahəsi üçün minimal aşağı limiti təyin edir
+ScannerImageSplit.selectText.9=Sərhəd Ölçüsü:
+ScannerImageSplit.selectText.10=Faylda ağ sərhədlərin olmasının qarşısını almaq üçün əlavə ediləcək sərhədin ölçüsünü təyin edir (defolt: 1).
+ScannerImageSplit.info=Python yüklənməyib. İşə salmaq üçün Python lazımdır.


 #OCR
-ocr.title=OCR / Scan Cleanup
-ocr.header=Cleanup Scans / OCR (Optical Character Recognition)
-ocr.selectText.1=Select languages that are to be detected within the PDF (Ones listed are the ones currently detected):
-ocr.selectText.2=Produce text file containing OCR text alongside the OCR'ed PDF
-ocr.selectText.3=Correct pages were scanned at a skewed angle by rotating them back into place
-ocr.selectText.4=Clean page so its less likely that OCR will find text in background noise. (No output change)
-ocr.selectText.5=Clean page so its less likely that OCR will find text in background noise, maintains cleanup in output.
-ocr.selectText.6=Ignores pages that have interactive text on them, only OCRs pages that are images
-ocr.selectText.7=Force OCR, will OCR Every page removing all original text elements
-ocr.selectText.8=Normal (Will error if PDF contains text)
-ocr.selectText.9=Additional Settings
-ocr.selectText.10=OCR Mode
-ocr.selectText.11=Remove images after OCR (Removes ALL images, only useful if part of conversion step)
-ocr.selectText.12=Render Type (Advanced)
-ocr.help=Please read this documentation on how to use this for other languages and/or use not in docker
-ocr.credit=This service uses OCRmyPDF and Tesseract for OCR.
-ocr.submit=Process PDF with OCR
+ocr.title=OST (OCR) / Skan Təmizləmə
+ocr.header=Skanları Təmizlə / OST (Optik Simvol Tanınması)
+ocr.selectText.1=PDF-də aşkar olunacaq dilləri seçin (Göstərilmiş dillər hazırda aşkar olunmuşlardır):
+ocr.selectText.2=OST-lənmiş PDF ilə yanaşı daxilində OST edilmiş mətn olan PDF yaradın
+ocr.selectText.3=Əyri skan olunmuş səhifələri yerinə fırladaraq düzəldin
+ocr.selectText.4=OST-in arxaplandakı artıq mətni aşkar etməsinin qarşısını almaq üçün səhifəni təmizləyin. (Çıxış dəyişmir)
+ocr.selectText.5=OST-in arxaplandakı artıq mətni aşkar etməsinin qarşısını almaq üçün səhifəni təmizləyin, təmizləməni çıxışa verilən faylda saxlayır.
+ocr.selectText.6=Üzərində interaktiv yazı olan səhifələri nəzərə almır, yalnız şəkil olan səhifələri OST edir.
+ocr.selectText.7=OST-ə məcbur et, bütün orijinal mətn elementlərini silərək hər səhifəni OST edir
+ocr.selectText.8=Normal (PDF-də mətn varsa, xəta verəcək)
+ocr.selectText.9=Əlavə Parametrlər
+ocr.selectText.10=OST (OCR) Rejimi
+ocr.selectText.11=OST-dən sonra şəkilləri sil (BÜTÜN şəkilləri silir, ancaq çevirmə prosesinin bir hissəsi olduqda işə yarayır)
+ocr.selectText.12=Render Tipi (Qabaqcıl)
+ocr.help=Bunu digər dillər üçün necə istifadə etmək və/və ya docker-də istifadə etməmək üçün bu dokumentasiyanı oxuyun
+ocr.credit=Bu servis OST (OCR) üçün "OCRmyPDF" və "Tesseract" istifadə edir.
+ocr.submit=PDF-i OST ilə işlə


 #extractImages
@@ -890,15 +894,15 @@ fileToPDF.submit=PDF-ə Çevir


 #compress
-compress.title=Compress
-compress.header=Compress PDF
-compress.credit=This service uses Ghostscript for PDF Compress/Optimisation.
-compress.selectText.1=Manual Mode - From 1 to 4
-compress.selectText.2=Optimization level:
-compress.selectText.3=4 (Terrible for text images)
-compress.selectText.4=Auto mode - Auto adjusts quality to get PDF to exact size
-compress.selectText.5=Expected PDF Size (e.g. 25MB, 10.8MB, 25KB)
-compress.submit=Compress
+compress.title=Sıxışdır
+compress.header=PDF-i Sıxışdır
+compress.credit=Bu servis PDF sıxışdırılması/Optimizasiyası üçün Ghostscript istifadə edir.
+compress.selectText.1=Manual Mod - 1-dən 4-ə
+compress.selectText.2=Optimizasiya səviyyəsi:
+compress.selectText.3=4 (Mətn şəkilləri üçün yaxşı deyil)
+compress.selectText.4=Avto mod - PDF-in dəqiq ölçüsünü əldə etmək üçün keyfiyyəti avtomatik tənzimləyir
+compress.selectText.5=Gözlənilən PDF Ölçüsü (məsələn, 25MB, 10.8MB, 25KB)
+compress.submit=Sıxışdır


 #Add image
@@ -919,35 +923,35 @@ merge.submit=Birləşdirin


 #pdfOrganiser
-pdfOrganiser.title=Page Organiser
-pdfOrganiser.header=PDF Page Organiser
-pdfOrganiser.submit=Rearrange Pages
-pdfOrganiser.mode=Mode
-pdfOrganiser.mode.1=Custom Page Order
-pdfOrganiser.mode.2=Reverse Order
-pdfOrganiser.mode.3=Duplex Sort
-pdfOrganiser.mode.4=Booklet Sort
-pdfOrganiser.mode.5=Side Stitch Booklet Sort
-pdfOrganiser.mode.6=Odd-Even Split
-pdfOrganiser.mode.7=Remove First
-pdfOrganiser.mode.8=Remove Last
-pdfOrganiser.mode.9=Remove First and Last
-pdfOrganiser.mode.10=Odd-Even Merge
-pdfOrganiser.placeholder=(e.g. 1,3,2 or 4-8,2,10-12 or 2n-1)
+pdfOrganiser.title=Səhifə Tənzimləyicisi
+pdfOrganiser.header=PDF Səhifə Tənzimləyicisi
+pdfOrganiser.submit=Səhifələri Yenidən Təşkil Edin
+pdfOrganiser.mode=Rejim
+pdfOrganiser.mode.1=Fərdi Səhifə Düzülüşü
+pdfOrganiser.mode.2=Tərs Düzülüş
+pdfOrganiser.mode.3=İkitərəfli Çeşidləmə
+pdfOrganiser.mode.4=Kitabça Çeşidləmə
+pdfOrganiser.mode.5=Yan Tikiş Kitabçasının Çeşidlənməsi
+pdfOrganiser.mode.6=Tək-Cüt Bölünmə
+pdfOrganiser.mode.7=Birincini Sil
+pdfOrganiser.mode.8=Sonuncunu Sil
+pdfOrganiser.mode.9=Birinci və Sonuncunu Sil
+pdfOrganiser.mode.10=Tək-Cüt Birləşdirmə
+pdfOrganiser.placeholder=(məs., 1,3,2 və ya 4-8,2,10-12 və ya 2n-1)


 #multiTool
-multiTool.title=PDF Multi Tool
-multiTool.header=PDF Multi Tool
-multiTool.uploadPrompts=File Name
-multiTool.selectAll=Select All
-multiTool.deselectAll=Deselect All
-multiTool.selectPages=Page Select
-multiTool.selectedPages=Selected Pages
-multiTool.page=Page
-multiTool.deleteSelected=Delete Selected
-multiTool.downloadAll=Export
-multiTool.downloadSelected=Export Selected
+multiTool.title=PDF Multi-Alət
+multiTool.header=PDF Multi-Alət
+multiTool.uploadPrompts=Fayl Adı
+multiTool.selectAll=Hamısını Seç
+multiTool.deselectAll=Hamısını Seçməni Ləğv Et
+multiTool.selectPages=Səhifə Seçimi
+multiTool.selectedPages=Seçilmiş Səhifələr
+multiTool.page=Səhifə
+multiTool.deleteSelected=Seçilmişi Sil
+multiTool.downloadAll=İxrac Et
+multiTool.downloadSelected=Seçilmişi İxrac Et

 multiTool.insertPageBreak=Insert Page Break
 multiTool.addFile=Add File
@@ -957,10 +961,22 @@ multiTool.split=Split
 multiTool.moveLeft=Move Left
 multiTool.moveRight=Move Right
 multiTool.delete=Delete
-multiTool.dragDropMessage=Page(s) Selected
+multiTool.dragDropMessage=Seçilmiş Səhifə(lər)
+multiTool.undo=Undo
+multiTool.redo=Redo
+
+#decrypt
+decrypt.passwordPrompt=This file is password-protected. Please enter the password:
+decrypt.cancelled=Operation cancelled for PDF: {0}
+decrypt.noPassword=No password provided for encrypted PDF: {0}
+decrypt.invalidPassword=Please try again with the correct password.
+decrypt.invalidPasswordHeader=Incorrect password or unsupported encryption for PDF: {0}
+decrypt.unexpectedError=There was an error processing the file. Please try again.
+decrypt.serverError=Server error while decrypting: {0}
+decrypt.success=File decrypted successfully.

 #multiTool-advert
-multiTool-advert.message=This feature is also available in our <a href="{0}">multi-tool page</a>. Check it out for enhanced page-by-page UI and additional features!
+multiTool-advert.message=Bu xüsusiyyət bizim <a href="{0}">multi-alət səhifə</a>mizdə də mövcuddur. Əlavə xüsusiyyətlər və səhifə-səhifə interfeys üçün sınaqdan keçirin!

 #view pdf
 viewPdf.title=PDF-ə baxın
@@ -982,32 +998,32 @@ rotate.submit=Fırladın


 #split-pdfs
-split.title=Split PDF
-split.header=Split PDF
-split.desc.1=The numbers you select are the page number you wish to do a split on
-split.desc.2=As such selecting 1,3,7-9 would split a 10 page document into 6 separate PDFS with:
-split.desc.3=Document #1: Page 1
-split.desc.4=Document #2: Page 2 and 3
-split.desc.5=Document #3: Page 4, 5, 6 and 7
-split.desc.6=Document #4: Page 8
-split.desc.7=Document #5: Page 9
-split.desc.8=Document #6: Page 10
-split.splitPages=Enter pages to split on:
-split.submit=Split
+split.title=PDF-i Bölün
+split.header=PDF-i Bölün
+split.desc.1=Seçdiyiniz Nömrələr Bölmək İstədiyiniz Səhifə Nömrəsidir
+split.desc.2=Beləliklə, 1,3,7-9 Seçimi 10 Səhifəlik Sənədi 6 Ayrı PDF-ə Böləcək:
+split.desc.3=Sənəd #1: Səhifə 1
+split.desc.4=Sənəd #2: Səhifə 2 və 3
+split.desc.5=Sənəd #3: Səhifə 4, 5, 6 və 7
+split.desc.6=Sənəd #4: Səhifə 8
+split.desc.7=Sənəd #5: Səhifə 9
+split.desc.8=Sənəd #6: Səhifə 10
+split.splitPages=Bölünəcək Səhifələri Daxil Edin:
+split.submit=Bölün


 #merge
-imageToPDF.title=Image to PDF
-imageToPDF.header=Image to PDF
-imageToPDF.submit=Convert
-imageToPDF.selectLabel=Image Fit Options
-imageToPDF.fillPage=Fill Page
-imageToPDF.fitDocumentToImage=Fit Page to Image
-imageToPDF.maintainAspectRatio=Maintain Aspect Ratios
-imageToPDF.selectText.2=Auto rotate PDF
-imageToPDF.selectText.3=Multi file logic (Only enabled if working with multiple images)
-imageToPDF.selectText.4=Merge into single PDF
-imageToPDF.selectText.5=Convert to separate PDFs
+imageToPDF.title=Şəkli PDF-ə
+imageToPDF.header=Şəkli PDF-ə
+imageToPDF.submit=Çevir
+imageToPDF.selectLabel=Şəkil Uyğunluğu Seçimləri
+imageToPDF.fillPage=Səhifəni Doldur
+imageToPDF.fitDocumentToImage=Şəklə Uyğun Səhifə
+imageToPDF.maintainAspectRatio=Aspekt Nisbətlərini Qoruyun
+imageToPDF.selectText.2=PDF-i Avtomatik Fırlat
+imageToPDF.selectText.3=Çoxsaylı Fayl Məntiqi (Yalnız Birdən Çox Şəkil İlə İşləyərkən Aktivdir)
+imageToPDF.selectText.4=Tək Bir PDF-ə Birləşdir
+imageToPDF.selectText.5=Ayrı PDF-lərə Çevirin


 #pdfToImage
@@ -1026,97 +1042,98 @@ pdfToImage.info=Python Yüklü Deyil.WebP Çevirməsi Üçün Vacibdir


 #addPassword
-addPassword.title=Add Password
-addPassword.header=Add password (Encrypt)
-addPassword.selectText.1=Select PDF to encrypt
-addPassword.selectText.2=User Password
-addPassword.selectText.3=Encryption Key Length
-addPassword.selectText.4=Higher values are stronger, but lower values have better compatibility.
-addPassword.selectText.5=Permissions to set (Recommended to be used along with Owner password)
-addPassword.selectText.6=Prevent assembly of document
-addPassword.selectText.7=Prevent content extraction
-addPassword.selectText.8=Prevent extraction for accessibility
-addPassword.selectText.9=Prevent filling in form
-addPassword.selectText.10=Prevent modification
-addPassword.selectText.11=Prevent annotation modification
-addPassword.selectText.12=Prevent printing
-addPassword.selectText.13=Prevent printing different formats
-addPassword.selectText.14=Owner Password
-addPassword.selectText.15=Restricts what can be done with the document once it is opened (Not supported by all readers)
-addPassword.selectText.16=Restricts the opening of the document itself
-addPassword.submit=Encrypt
+addPassword.title=Şifr Əlavə Et
+addPassword.header=Şifr Əlavə Et (Şifrləmə)
+addPassword.selectText.1=Şifrlənəcək PDF-i seç
+addPassword.selectText.2=İstifadəçi Şifri
+addPassword.selectText.3=Şifrləmə Açarı Uzunluğu
+addPassword.selectText.4=Böyük dəyərlər daha güclüdür, lakin kiçik dəyərlərin uyğunluğu yüksəkdir.
+addPassword.selectText.5=Təyin olunacaq icazə (Sahib (Owner) Şifri ilə birgə istifadə olunması tövsiyə olunur.)
+addPassword.selectText.6=Sənədin strukturunun dəyişilməsinin qarşısını al
+addPassword.selectText.7=Məzmun xaric edilməsinin qarşısını al
+addPassword.selectText.8=Əlçatanlıq üçün xaricetmənin qarşısını al
+addPassword.selectText.9=Anketin doldurulmasının qarşısını al
+addPassword.selectText.10=Modifikasiyanın qarşısını al
+addPassword.selectText.11=Sitat modifikasiyasının qarşısını al
+addPassword.selectText.12=Çap etmənin qarşısını al
+addPassword.selectText.13=Müxtəlif formatların çap edilməsinin qarşısını al
+addPassword.selectText.14=Sahib Şifri
+addPassword.selectText.15=Sənəd açıldıqdan sonra onunla nə edilə biləcəyini limitləndir (Bütün oxuyucular dəstəkləmir)
+addPassword.selectText.16=Sənədin özünün açılmağını limitləndirir
+addPassword.submit=Şifrlə


 #watermark
-watermark.title=Add Watermark
-watermark.header=Add Watermark
-watermark.selectText.1=Select PDF to add watermark to:
-watermark.selectText.2=Watermark Text:
-watermark.selectText.3=Font Size:
-watermark.selectText.4=Rotation (0-360):
-watermark.selectText.5=widthSpacer (Space between each watermark horizontally):
-watermark.selectText.6=heightSpacer (Space between each watermark vertically):
-watermark.selectText.7=Opacity (0% - 100%):
-watermark.selectText.8=Watermark Type:
-watermark.selectText.9=Watermark Image:
-watermark.selectText.10=Convert PDF to PDF-Image
-watermark.submit=Add Watermark
-watermark.type.1=Text
-watermark.type.2=Image
+watermark.title=Watermark Əlavə Et
+watermark.header=Watermark Əlavə Et
+watermark.customColor=Fərdi Mətn Rəngi
+watermark.selectText.1=Watermark əlavə olunacaq PDF-i seç
+watermark.selectText.2=Watermark Mətni:
+watermark.selectText.3=Şrift Ölçüsü:
+watermark.selectText.4=Fırlatma (0-360):
+watermark.selectText.5=enBoşluq (Üfuqi olaraq watermark-lar arasındakı məsafə):
+watermark.selectText.6=uzunluqBoşluq (Şaquli olaraq watermark-lar arasındakı məsafə):
+watermark.selectText.7=Şəffaflıq (0% - 100%):
+watermark.selectText.8=Watermark Tipi:
+watermark.selectText.9=Watermark Şəkili:
+watermark.selectText.10=PDF-i PDF-Şəkil-ə çevir
+watermark.submit=Watermark Əlavə Et
+watermark.type.1=Mətn
+watermark.type.2=Şəkil


 #Change permissions
-permissions.title=Change Permissions
-permissions.header=Change Permissions
-permissions.warning=Warning to have these permissions be unchangeable it is recommended to set them with a password via the add-password page
-permissions.selectText.1=Select PDF to change permissions
-permissions.selectText.2=Permissions to set
-permissions.selectText.3=Prevent assembly of document
-permissions.selectText.4=Prevent content extraction
-permissions.selectText.5=Prevent extraction for accessibility
-permissions.selectText.6=Prevent filling in form
-permissions.selectText.7=Prevent modification
-permissions.selectText.8=Prevent annotation modification
-permissions.selectText.9=Prevent printing
-permissions.selectText.10=Prevent printing different formats
-permissions.submit=Change
+permissions.title=İcazələri Dəyişdir
+permissions.header=İcazələri Dəyişdir
+permissions.warning=Bu İcazələrin Dəyişməz Olması İlə Bağlı Xəbərdarlıq Edərək, Onları Parol Əlavə Et Səhifəsi Vasitəsilə Parolla Təyin Etmək Tövsiyə Olunur.
+permissions.selectText.1=İcazələri Dəyişdirmək Üçün PDF-i Seç
+permissions.selectText.2=Tənzimlənmiş İcazələr
+permissions.selectText.3=Sənədin Yığılmasının Qarşısını Al
+permissions.selectText.4=Məzmunun Çıxarılmasının Qarşısını Al
+permissions.selectText.5=Əlçatanlıq Üçün Çıxarılmasının Qarşısını Alın
+permissions.selectText.6=Formanın Doldurulmasının Qarşısını Alır
+permissions.selectText.7=Modifikasiyanın Qarşısını Al
+permissions.selectText.8=Annotasiyanın Dəyişdirilməsinin Qarşısını Almaq
+permissions.selectText.9=Çapın Qarşısını Al
+permissions.selectText.10=Fərqli Formatlarda Çapın Qarşısını Al
+permissions.submit=Dəyiş


 #remove password
-removePassword.title=Remove password
-removePassword.header=Remove password (Decrypt)
-removePassword.selectText.1=Select PDF to Decrypt
-removePassword.selectText.2=Password
-removePassword.submit=Remove
+removePassword.title=Şifri Sil
+removePassword.header=Şifri Sil (Deşifr)
+removePassword.selectText.1=Deşifr Üçün PDF-i Seç
+removePassword.selectText.2=Şifr
+removePassword.submit=Sil


 #changeMetadata
-changeMetadata.title=Change Metadata
-changeMetadata.header=Change Metadata
-changeMetadata.selectText.1=Please edit the variables you wish to change
-changeMetadata.selectText.2=Delete all metadata
-changeMetadata.selectText.3=Show Custom Metadata:
-changeMetadata.author=Author:
-changeMetadata.creationDate=Creation Date (yyyy/MM/dd HH:mm:ss):
-changeMetadata.creator=Creator:
-changeMetadata.keywords=Keywords:
-changeMetadata.modDate=Modification Date (yyyy/MM/dd HH:mm:ss):
-changeMetadata.producer=Producer:
-changeMetadata.subject=Subject:
-changeMetadata.trapped=Trapped:
-changeMetadata.selectText.4=Other Metadata:
-changeMetadata.selectText.5=Add Custom Metadata Entry
-changeMetadata.submit=Change
+changeMetadata.title=Metadata-nı Dəyiş
+changeMetadata.header=Metadata-nı Dəyiş
+changeMetadata.selectText.1=Dəyişmək istədiyiniz dəyişənləri redaktə edin
+changeMetadata.selectText.2=Bütün Metadata-nı Sil
+changeMetadata.selectText.3=Fərdi Metadatanı göstərin:
+changeMetadata.author=Müəllif:
+changeMetadata.creationDate=Yaradılma Tarixi (yyyy/MM/dd HH:mm:ss):
+changeMetadata.creator=Yaradıcı:
+changeMetadata.keywords=Açar Sözlər:
+changeMetadata.modDate=Dəyişiklik Tarixi (yyyy/MM/dd HH:mm:ss):
+changeMetadata.producer=İstehsalçı:
+changeMetadata.subject=Mövzu:
+changeMetadata.trapped=Tələ:
+changeMetadata.selectText.4=Digər Metadata:
+changeMetadata.selectText.5=Xüsusi Metadata girişi əlavə edin
+changeMetadata.submit=Dəyiş


 #pdfToPDFA
-pdfToPDFA.title=PDF To PDF/A
-pdfToPDFA.header=PDF To PDF/A
-pdfToPDFA.credit=This service uses ghostscript for PDF/A conversion
-pdfToPDFA.submit=Convert
-pdfToPDFA.tip=Currently does not work for multiple inputs at once
-pdfToPDFA.outputFormat=Output format
-pdfToPDFA.pdfWithDigitalSignature=The PDF contains a digital signature. This will be removed in the next step.
+pdfToPDFA.title=PDF-i PDF/A-ya
+pdfToPDFA.header=PDF-i PDF/A-ya
+pdfToPDFA.credit=Bu Servis PDF/A Çevirmək Üçün ghostscript İşlədir
+pdfToPDFA.submit=Çevir
+pdfToPDFA.tip=Hazırda Birdən Çox Giriş Üçün İşləmir
+pdfToPDFA.outputFormat=Çıxış Formatı
+pdfToPDFA.pdfWithDigitalSignature=PDF Rəqəmsal İmza Ehtiva Edir.Bu, növbəti addımda silinəcək.


 #PDFToWord
@@ -1260,3 +1277,51 @@ splitByChapters.desc.2=Bookmark Səviyyəsi: Bölmə üçün istifadə ediləcə
 splitByChapters.desc.3=Metadatanı daxil edin: Əgər yoxlanılıbsa, orijinal PDF-in metadatası hər bir bölünmüş PDF-ə daxil ediləcək.
 splitByChapters.desc.4=Allow Duplicates: Dublikatlara icazə verin: Əgər işarələnərsə, eyni səhifədə birdən çox bookmarka ayrı-ayrı PDF sənədləri yaratmağa icazə verin.
 splitByChapters.submit=PDF-i Ayır
+
+#File Chooser
+fileChooser.click=Click
+fileChooser.or=or
+fileChooser.dragAndDrop=Drag & Drop
+fileChooser.hoveredDragAndDrop=Drag & Drop file(s) here
+
+#release notes
+releases.footer=Buraxılışlar
+releases.title=Buraxılış Qeydləri
+releases.header=Buraxılış Qeydləri
+releases.current.version=Hazırki Buraxılış
+releases.note=Buraxılış Qeydləri yalnız ingiliscə mövcuddur
+
+#Validate Signature
+validateSignature.title=Validate PDF Signatures
+validateSignature.header=Validate Digital Signatures
+validateSignature.selectPDF=Select signed PDF file
+validateSignature.submit=Validate Signatures
+validateSignature.results=Validation Results
+validateSignature.status=Status
+validateSignature.signer=Signer
+validateSignature.date=Date
+validateSignature.reason=Reason
+validateSignature.location=Location
+validateSignature.noSignatures=No digital signatures found in this document
+validateSignature.status.valid=Valid
+validateSignature.status.invalid=Invalid
+validateSignature.chain.invalid=Certificate chain validation failed - cannot verify signer's identity
+validateSignature.trust.invalid=Certificate not in trust store - source cannot be verified
+validateSignature.cert.expired=Certificate has expired
+validateSignature.cert.revoked=Certificate has been revoked
+validateSignature.signature.info=Signature Information
+validateSignature.signature=Signature
+validateSignature.signature.mathValid=Signature is mathematically valid BUT:
+validateSignature.selectCustomCert=Custom Certificate File X.509 (Optional)
+validateSignature.cert.info=Certificate Details
+validateSignature.cert.issuer=Issuer
+validateSignature.cert.subject=Subject
+validateSignature.cert.serialNumber=Serial Number
+validateSignature.cert.validFrom=Valid From
+validateSignature.cert.validUntil=Valid Until
+validateSignature.cert.algorithm=Algorithm
+validateSignature.cert.keySize=Key Size
+validateSignature.cert.version=Version
+validateSignature.cert.keyUsage=Key Usage
+validateSignature.cert.selfSigned=Self-Signed
+validateSignature.cert.bits=bits
--- a/src/main/resources/messages_bg_BG.properties
+++ b/src/main/resources/messages_bg_BG.properties
@@ -512,6 +512,10 @@ home.splitPdfByChapters.title=Разделете PDF по глави
 home.splitPdfByChapters.desc=Разделете PDF на множество файлове въз основа на неговата структура на глави.
 splitPdfByChapters.tags=разделяне, глави, отметки, организиране

+home.validateSignature.title=Validate PDF Signature
+home.validateSignature.desc=Verify digital signatures and certificates in PDF documents
+validateSignature.tags=signature,verify,validate,pdf,certificate,digital signature,Validate Signature,Validate certificate
+
 #replace-invert-color
 replace-color.title=Замени-инвертиране-на-цвят
 replace-color.header=Замяна-инвертиране на цвят PDF
@@ -868,7 +872,7 @@ ocr.selectText.10=OCR режим
 ocr.selectText.11=Премахване на изображения след OCR (Премахва ВСИЧКИ изображения, полезно само ако е част от стъпката на преобразуване)
 ocr.selectText.12=Тип изобразяване (Разширен)
 ocr.help=Моля, прочетете тази документация за това как да използвате това за други езици и/или да не използвате в docker
-ocr.credit=Тази услуга използва OCRmyPDF и Tesseract за OCR.
+ocr.credit=Тази услуга използва qpdf и Tesseract за OCR.
 ocr.submit=Обработка на PDF чрез OCR


@@ -892,7 +896,7 @@ fileToPDF.submit=Преобразуване към PDF
 #compress
 compress.title=Компресиране
 compress.header=Компресиране на PDF
-compress.credit=Тази услуга използва Ghostscript за PDF компресиране/оптимизиране.
+compress.credit=Тази услуга използва qpdf за PDF компресиране/оптимизиране.
 compress.selectText.1=Ръчен режим - от 1 до 4
 compress.selectText.2=Ниво на оптимизация:
 compress.selectText.3=4 (Ужасно за текстови изображения)
@@ -958,6 +962,18 @@ multiTool.moveLeft=Move Left
 multiTool.moveRight=Move Right
 multiTool.delete=Delete
 multiTool.dragDropMessage=Page(s) Selected
+multiTool.undo=Undo
+multiTool.redo=Redo
+
+#decrypt
+decrypt.passwordPrompt=This file is password-protected. Please enter the password:
+decrypt.cancelled=Operation cancelled for PDF: {0}
+decrypt.noPassword=No password provided for encrypted PDF: {0}
+decrypt.invalidPassword=Please try again with the correct password.
+decrypt.invalidPasswordHeader=Incorrect password or unsupported encryption for PDF: {0}
+decrypt.unexpectedError=There was an error processing the file. Please try again.
+decrypt.serverError=Server error while decrypting: {0}
+decrypt.success=File decrypted successfully.

 #multiTool-advert
 multiTool-advert.message=This feature is also available in our <a href="{0}">multi-tool page</a>. Check it out for enhanced page-by-page UI and additional features!
@@ -1050,6 +1066,7 @@ addPassword.submit=Шифроване
 #watermark
 watermark.title=Добавяне на воден знак
 watermark.header=Добавяне на воден знак
+watermark.customColor=Персонализиран цвят на текста
 watermark.selectText.1=Изберете PDF, към който да добавите воден знак:
 watermark.selectText.2=Текст на воден знак:
 watermark.selectText.3=Размер на шрифта:
@@ -1112,7 +1129,7 @@ changeMetadata.submit=Промени
 #pdfToPDFA
 pdfToPDFA.title=PDF към PDF/A
 pdfToPDFA.header=PDF към PDF/A
-pdfToPDFA.credit=Тази услуга използва ghostscript за PDF/A преобразуване.
+pdfToPDFA.credit=Тази услуга използва qpdf за PDF/A преобразуване.
 pdfToPDFA.submit=Преобразуване
 pdfToPDFA.tip=В момента не работи за няколко входа наведнъж
 pdfToPDFA.outputFormat=Изходен формат
@@ -1260,3 +1277,51 @@ splitByChapters.desc.2=Ниво на отметка: Изберете нивот
 splitByChapters.desc.3=Включване на метаданни: Ако е отметнато, метаданните на оригиналния PDF ще бъдат включени във всеки разделен PDF.
 splitByChapters.desc.4=Разрешаване на дубликати: Ако е отметнато, позволява множество отметки на една и съща страница за създаване на отделни PDF файлове.
 splitByChapters.submit=Разделяне на PDF
+
+#File Chooser
+fileChooser.click=Click
+fileChooser.or=or
+fileChooser.dragAndDrop=Drag & Drop
+fileChooser.hoveredDragAndDrop=Drag & Drop file(s) here
+
+#release notes
+releases.footer=Releases
+releases.title=Release Notes
+releases.header=Release Notes
+releases.current.version=Current Release
+releases.note=Release notes are only available in English
+
+#Validate Signature
+validateSignature.title=Validate PDF Signatures
+validateSignature.header=Validate Digital Signatures
+validateSignature.selectPDF=Select signed PDF file
+validateSignature.submit=Validate Signatures
+validateSignature.results=Validation Results
+validateSignature.status=Status
+validateSignature.signer=Signer
+validateSignature.date=Date
+validateSignature.reason=Reason
+validateSignature.location=Location
+validateSignature.noSignatures=No digital signatures found in this document
+validateSignature.status.valid=Valid
+validateSignature.status.invalid=Invalid
+validateSignature.chain.invalid=Certificate chain validation failed - cannot verify signer's identity
+validateSignature.trust.invalid=Certificate not in trust store - source cannot be verified
+validateSignature.cert.expired=Certificate has expired
+validateSignature.cert.revoked=Certificate has been revoked
+validateSignature.signature.info=Signature Information
+validateSignature.signature=Signature
+validateSignature.signature.mathValid=Signature is mathematically valid BUT:
+validateSignature.selectCustomCert=Custom Certificate File X.509 (Optional)
+validateSignature.cert.info=Certificate Details
+validateSignature.cert.issuer=Issuer
+validateSignature.cert.subject=Subject
+validateSignature.cert.serialNumber=Serial Number
+validateSignature.cert.validFrom=Valid From
+validateSignature.cert.validUntil=Valid Until
+validateSignature.cert.algorithm=Algorithm
+validateSignature.cert.keySize=Key Size
+validateSignature.cert.version=Version
+validateSignature.cert.keyUsage=Key Usage
+validateSignature.cert.selfSigned=Self-Signed
+validateSignature.cert.bits=bits
--- a/src/main/resources/messages_ca_CA.properties
+++ b/src/main/resources/messages_ca_CA.properties
@@ -512,6 +512,10 @@ home.splitPdfByChapters.title=Divideix PDF per Capítols
 home.splitPdfByChapters.desc=Divideix un PDF en múltiples fitxers segons la seva estructura de capítols.
 splitPdfByChapters.tags=split,chapters,bookmarks,organize

+home.validateSignature.title=Validate PDF Signature
+home.validateSignature.desc=Verify digital signatures and certificates in PDF documents
+validateSignature.tags=signature,verify,validate,pdf,certificate,digital signature,Validate Signature,Validate certificate
+
 #replace-invert-color
 replace-color.title=Reemplaça-Inverteix-Color
 replace-color.header=Reemplaça-Inverteix Color en PDF
@@ -868,7 +872,7 @@ ocr.selectText.10=Mode OCR
 ocr.selectText.11=Elimina Imatges després de l'OCR (Elimina TOTES les imatges, útil si forma part d'un procés de conversió)
 ocr.selectText.12=Tipus de Renderització (Avançat)
 ocr.help=Llegeix aquesta documentació sobre com utilitzar-la per a altres idiomes i/o no utilitzar-la a Docker
-ocr.credit=Aquest servei fa servir OCRmyPDF i Tesseract per a OCR.
+ocr.credit=Aquest servei fa servir qpdf i Tesseract per a OCR.
 ocr.submit=Processa PDF amb OCR


@@ -892,7 +896,7 @@ fileToPDF.submit=Converteix a PDF
 #compress
 compress.title=Comprimir
 compress.header=Comprimir PDF
-compress.credit=Aquest servei utilitza Ghostscript per a la compressió/optimització de PDF.
+compress.credit=Aquest servei utilitza qpdf per a la compressió/optimització de PDF.
 compress.selectText.1=Mode manual: de l'1 al 4
 compress.selectText.2=Nivell d'optimització:
 compress.selectText.3=4 (terrible per a imatges de text)
@@ -958,6 +962,18 @@ multiTool.moveLeft=Move Left
 multiTool.moveRight=Move Right
 multiTool.delete=Delete
 multiTool.dragDropMessage=Page(s) Selected
+multiTool.undo=Undo
+multiTool.redo=Redo
+
+#decrypt
+decrypt.passwordPrompt=This file is password-protected. Please enter the password:
+decrypt.cancelled=Operation cancelled for PDF: {0}
+decrypt.noPassword=No password provided for encrypted PDF: {0}
+decrypt.invalidPassword=Please try again with the correct password.
+decrypt.invalidPasswordHeader=Incorrect password or unsupported encryption for PDF: {0}
+decrypt.unexpectedError=There was an error processing the file. Please try again.
+decrypt.serverError=Server error while decrypting: {0}
+decrypt.success=File decrypted successfully.

 #multiTool-advert
 multiTool-advert.message=This feature is also available in our <a href="{0}">multi-tool page</a>. Check it out for enhanced page-by-page UI and additional features!
@@ -1050,6 +1066,7 @@ addPassword.submit=Encripta
 #watermark
 watermark.title=Afegir Marca d'Aigua
 watermark.header=Afegir Marca d'Aigua
+watermark.customColor=Color de Text Personalitzat
 watermark.selectText.1=Selecciona el PDF per afegir la Marca d'Aigua:
 watermark.selectText.2=Text de la Marca d'Aigua
 watermark.selectText.3=Mida de la Font:
@@ -1112,7 +1129,7 @@ changeMetadata.submit=Canvia
 #pdfToPDFA
 pdfToPDFA.title=PDF a PDF/A
 pdfToPDFA.header=PDF a PDF/A
-pdfToPDFA.credit=Utilitza Ghostscript per a la conversió a PDF/A
+pdfToPDFA.credit=Utilitza qpdf per a la conversió a PDF/A
 pdfToPDFA.submit=Converteix
 pdfToPDFA.tip=Actualment no funciona per a múltiples entrades al mateix temps
 pdfToPDFA.outputFormat=Format de sortida
@@ -1260,3 +1277,51 @@ splitByChapters.desc.2=Nivell de Marcadors: Tria el nivell de marcadors que s'ut
 splitByChapters.desc.3=Incloure Metadades: Si està marcat, les metadades del PDF original s'inclouran en cada PDF dividit.
 splitByChapters.desc.4=Permetre Duplicats: Si està marcat, permet diversos marcadors a la mateixa pàgina per crear PDFs separats.
 splitByChapters.submit=Divideix PDF
+
+#File Chooser
+fileChooser.click=Click
+fileChooser.or=or
+fileChooser.dragAndDrop=Drag & Drop
+fileChooser.hoveredDragAndDrop=Drag & Drop file(s) here
+
+#release notes
+releases.footer=Releases
+releases.title=Release Notes
+releases.header=Release Notes
+releases.current.version=Current Release
+releases.note=Release notes are only available in English
+
+#Validate Signature
+validateSignature.title=Validate PDF Signatures
+validateSignature.header=Validate Digital Signatures
+validateSignature.selectPDF=Select signed PDF file
+validateSignature.submit=Validate Signatures
+validateSignature.results=Validation Results
+validateSignature.status=Status
+validateSignature.signer=Signer
+validateSignature.date=Date
+validateSignature.reason=Reason
+validateSignature.location=Location
+validateSignature.noSignatures=No digital signatures found in this document
+validateSignature.status.valid=Valid
+validateSignature.status.invalid=Invalid
+validateSignature.chain.invalid=Certificate chain validation failed - cannot verify signer's identity
+validateSignature.trust.invalid=Certificate not in trust store - source cannot be verified
+validateSignature.cert.expired=Certificate has expired
+validateSignature.cert.revoked=Certificate has been revoked
+validateSignature.signature.info=Signature Information
+validateSignature.signature=Signature
+validateSignature.signature.mathValid=Signature is mathematically valid BUT:
+validateSignature.selectCustomCert=Custom Certificate File X.509 (Optional)
+validateSignature.cert.info=Certificate Details
+validateSignature.cert.issuer=Issuer
+validateSignature.cert.subject=Subject
+validateSignature.cert.serialNumber=Serial Number
+validateSignature.cert.validFrom=Valid From
+validateSignature.cert.validUntil=Valid Until
+validateSignature.cert.algorithm=Algorithm
+validateSignature.cert.keySize=Key Size
+validateSignature.cert.version=Version
+validateSignature.cert.keyUsage=Key Usage
+validateSignature.cert.selfSigned=Self-Signed
+validateSignature.cert.bits=bits
--- a/src/main/resources/messages_cs_CZ.properties
+++ b/src/main/resources/messages_cs_CZ.properties
@@ -512,6 +512,10 @@ home.splitPdfByChapters.title=Rozdělit PDF podle kapitol
 home.splitPdfByChapters.desc=Rozdělit PDF do více souborů na základě jeho struktury kapitol.
 splitPdfByChapters.tags=rozdělení, kapitoly, zápisky, organizace

+home.validateSignature.title=Validate PDF Signature
+home.validateSignature.desc=Verify digital signatures and certificates in PDF documents
+validateSignature.tags=signature,verify,validate,pdf,certificate,digital signature,Validate Signature,Validate certificate
+
 #replace-invert-color
 replace-color.title=Replace-Invert-Color
 replace-color.header=Nahradit inverzní barvu PDF
@@ -868,7 +872,7 @@ ocr.selectText.10=Režim OCR
 ocr.selectText.11=Odstranit obrázky po OCR (Odstraní VŠECHNY obrázky, užitečné pouze jako součást kroku konverze)
 ocr.selectText.12=Typ vykreslení (Pokročilé)
 ocr.help=Prosím, přečtěte si tuto dokumentaci o použití pro jiné jazyky a/nebo použití mimo Docker
-ocr.credit=Tato služba používá OCRmyPDF a Tesseract pro OCR.
+ocr.credit=Tato služba používá qpdf a Tesseract pro OCR.
 ocr.submit=Zpracovat PDF s OCR


@@ -892,7 +896,7 @@ fileToPDF.submit=Převést na PDF
 #compress
 compress.title=Komprese
 compress.header=Komprimovat PDF
-compress.credit=Tato služba používá Ghostscript pro kompresi/optimalizaci PDF.
+compress.credit=Tato služba používá qpdf pro kompresi/optimalizaci PDF.
 compress.selectText.1=Ruční režim - Od 1 do 4
 compress.selectText.2=Úroveň optimalizace:
 compress.selectText.3=4 (Hrozné pro textové obrázky)
@@ -958,6 +962,18 @@ multiTool.moveLeft=Move Left
 multiTool.moveRight=Move Right
 multiTool.delete=Delete
 multiTool.dragDropMessage=Page(s) Selected
+multiTool.undo=Undo
+multiTool.redo=Redo
+
+#decrypt
+decrypt.passwordPrompt=This file is password-protected. Please enter the password:
+decrypt.cancelled=Operation cancelled for PDF: {0}
+decrypt.noPassword=No password provided for encrypted PDF: {0}
+decrypt.invalidPassword=Please try again with the correct password.
+decrypt.invalidPasswordHeader=Incorrect password or unsupported encryption for PDF: {0}
+decrypt.unexpectedError=There was an error processing the file. Please try again.
+decrypt.serverError=Server error while decrypting: {0}
+decrypt.success=File decrypted successfully.

 #multiTool-advert
 multiTool-advert.message=This feature is also available in our <a href="{0}">multi-tool page</a>. Check it out for enhanced page-by-page UI and additional features!
@@ -1050,6 +1066,7 @@ addPassword.submit=Šifrovat
 #watermark
 watermark.title=Přidat vodoznak
 watermark.header=Přidat vodoznak
+watermark.customColor=Vlastní barva textu
 watermark.selectText.1=Vyberte PDF, ke kterému chcete přidat vodoznak:
 watermark.selectText.2=Text vodoznaku:
 watermark.selectText.3=Velikost písma:
@@ -1112,7 +1129,7 @@ changeMetadata.submit=Změnit
 #pdfToPDFA
 pdfToPDFA.title=PDF na PDF/A
 pdfToPDFA.header=PDF na PDF/A
-pdfToPDFA.credit=Tato služba používá ghostscript pro konverzi do formátu PDF/A
+pdfToPDFA.credit=Tato služba používá qpdf pro konverzi do formátu PDF/A
 pdfToPDFA.submit=Převést
 pdfToPDFA.tip=V současné době nepracuje pro více vstupů najednou
 pdfToPDFA.outputFormat=Výstupní formát
@@ -1260,3 +1277,51 @@ splitByChapters.desc.2=Úroveň záhlaví: Zvolte úroveň záhlaví pro použit
 splitByChapters.desc.3=Zahrnout metadatů: Pokud je zaškrtnuto, původní metadata PDF souboru budou zahrnuty do každého odděleného PDF souboru.
 splitByChapters.desc.4=Povolit duplicitní záznamy: Pokud je zaškrtnuto, návštěvníci mohou vytvořit samostatné PDF soubory z více záhlaví na stejné straně.
 splitByChapters.submit=Podělit se PDF
+
+#File Chooser
+fileChooser.click=Click
+fileChooser.or=or
+fileChooser.dragAndDrop=Drag & Drop
+fileChooser.hoveredDragAndDrop=Drag & Drop file(s) here
+
+#release notes
+releases.footer=Releases
+releases.title=Release Notes
+releases.header=Release Notes
+releases.current.version=Current Release
+releases.note=Release notes are only available in English
+
+#Validate Signature
+validateSignature.title=Validate PDF Signatures
+validateSignature.header=Validate Digital Signatures
+validateSignature.selectPDF=Select signed PDF file
+validateSignature.submit=Validate Signatures
+validateSignature.results=Validation Results
+validateSignature.status=Status
+validateSignature.signer=Signer
+validateSignature.date=Date
+validateSignature.reason=Reason
+validateSignature.location=Location
+validateSignature.noSignatures=No digital signatures found in this document
+validateSignature.status.valid=Valid
+validateSignature.status.invalid=Invalid
+validateSignature.chain.invalid=Certificate chain validation failed - cannot verify signer's identity
+validateSignature.trust.invalid=Certificate not in trust store - source cannot be verified
+validateSignature.cert.expired=Certificate has expired
+validateSignature.cert.revoked=Certificate has been revoked
+validateSignature.signature.info=Signature Information
+validateSignature.signature=Signature
+validateSignature.signature.mathValid=Signature is mathematically valid BUT:
+validateSignature.selectCustomCert=Custom Certificate File X.509 (Optional)
+validateSignature.cert.info=Certificate Details
+validateSignature.cert.issuer=Issuer
+validateSignature.cert.subject=Subject
+validateSignature.cert.serialNumber=Serial Number
+validateSignature.cert.validFrom=Valid From
+validateSignature.cert.validUntil=Valid Until
+validateSignature.cert.algorithm=Algorithm
+validateSignature.cert.keySize=Key Size
+validateSignature.cert.version=Version
+validateSignature.cert.keyUsage=Key Usage
+validateSignature.cert.selfSigned=Self-Signed
+validateSignature.cert.bits=bits
--- a/src/main/resources/messages_da_DK.properties
+++ b/src/main/resources/messages_da_DK.properties
@@ -512,6 +512,10 @@ home.splitPdfByChapters.title=Partitioner PDF efter kapitler
 home.splitPdfByChapters.desc=Partitioner en PDF i flere filer baseret på dens kapitelstruktur.
 splitPdfByChapters.tags=partitionering,kapitler,merker,organisering

+home.validateSignature.title=Validate PDF Signature
+home.validateSignature.desc=Verify digital signatures and certificates in PDF documents
+validateSignature.tags=signature,verify,validate,pdf,certificate,digital signature,Validate Signature,Validate certificate
+
 #replace-invert-color
 replace-color.title=Replace-Invert-Color
 replace-color.header=Erstat-omgivende Farve PDF
@@ -868,7 +872,7 @@ ocr.selectText.10=OCR-tilstand
 ocr.selectText.11=Fjern billeder efter OCR (Fjerner ALLE billeder, kun nyttigt hvis det er en del af konverteringstrinnet)
 ocr.selectText.12=Renderingstype (Avanceret)
 ocr.help=Læs venligst denne dokumentation om, hvordan man bruger dette til andre sprog og/eller brug uden for docker
-ocr.credit=Denne tjeneste bruger OCRmyPDF og Tesseract til OCR.
+ocr.credit=Denne tjeneste bruger qpdf og Tesseract til OCR.
 ocr.submit=Behandl PDF med OCR


@@ -892,7 +896,7 @@ fileToPDF.submit=Konvertér til PDF
 #compress
 compress.title=Komprimer
 compress.header=Komprimer PDF
-compress.credit=Denne tjeneste bruger Ghostscript til PDF Komprimering/Optimering.
+compress.credit=Denne tjeneste bruger qpdf til PDF Komprimering/Optimering.
 compress.selectText.1=Manuel Tilstand - Fra 1 til 4
 compress.selectText.2=Optimeringsniveau:
 compress.selectText.3=4 (Forfærdelig for tekstbilleder)
@@ -958,6 +962,18 @@ multiTool.moveLeft=Move Left
 multiTool.moveRight=Move Right
 multiTool.delete=Delete
 multiTool.dragDropMessage=Page(s) Selected
+multiTool.undo=Undo
+multiTool.redo=Redo
+
+#decrypt
+decrypt.passwordPrompt=This file is password-protected. Please enter the password:
+decrypt.cancelled=Operation cancelled for PDF: {0}
+decrypt.noPassword=No password provided for encrypted PDF: {0}
+decrypt.invalidPassword=Please try again with the correct password.
+decrypt.invalidPasswordHeader=Incorrect password or unsupported encryption for PDF: {0}
+decrypt.unexpectedError=There was an error processing the file. Please try again.
+decrypt.serverError=Server error while decrypting: {0}
+decrypt.success=File decrypted successfully.

 #multiTool-advert
 multiTool-advert.message=This feature is also available in our <a href="{0}">multi-tool page</a>. Check it out for enhanced page-by-page UI and additional features!
@@ -1050,6 +1066,7 @@ addPassword.submit=Kryptér
 #watermark
 watermark.title=Tilføj Vandmærke
 watermark.header=Tilføj Vandmærke
+watermark.customColor=Brugerdefineret Tekstfarve
 watermark.selectText.1=Vælg PDF til at tilføje vandmærke:
 watermark.selectText.2=Vandmærketekst:
 watermark.selectText.3=Skriftstørrelse:
@@ -1112,7 +1129,7 @@ changeMetadata.submit=Ændre
 #pdfToPDFA
 pdfToPDFA.title=PDF Til PDF/A
 pdfToPDFA.header=PDF Til PDF/A
-pdfToPDFA.credit=Denne tjeneste bruger ghostscript til PDF/A-konvertering
+pdfToPDFA.credit=Denne tjeneste bruger qpdf til PDF/A-konvertering
 pdfToPDFA.submit=Konvertér
 pdfToPDFA.tip=Fungerer i øjeblikket ikke for flere input på én gang
 pdfToPDFA.outputFormat=Outputformat
@@ -1260,3 +1277,51 @@ splitByChapters.desc.2=Bogmærke niveau: Vælg nivået af bogmærker, der skal b
 splitByChapters.desc.3=Inkluder metadata: Hvis markeret, vil den originale PDF's metadata inkluderes i hver splitterdels PDF.
 splitByChapters.desc.4=Tillad duplikater: Hvis markeret, tillader det flere bogmærker på samme side til at oprette separate PDF'er.
 splitByChapters.submit=Splitter PDF
+
+#File Chooser
+fileChooser.click=Click
+fileChooser.or=or
+fileChooser.dragAndDrop=Drag & Drop
+fileChooser.hoveredDragAndDrop=Drag & Drop file(s) here
+
+#release notes
+releases.footer=Releases
+releases.title=Release Notes
+releases.header=Release Notes
+releases.current.version=Current Release
+releases.note=Release notes are only available in English
+
+#Validate Signature
+validateSignature.title=Validate PDF Signatures
+validateSignature.header=Validate Digital Signatures
+validateSignature.selectPDF=Select signed PDF file
+validateSignature.submit=Validate Signatures
+validateSignature.results=Validation Results
+validateSignature.status=Status
+validateSignature.signer=Signer
+validateSignature.date=Date
+validateSignature.reason=Reason
+validateSignature.location=Location
+validateSignature.noSignatures=No digital signatures found in this document
+validateSignature.status.valid=Valid
+validateSignature.status.invalid=Invalid
+validateSignature.chain.invalid=Certificate chain validation failed - cannot verify signer's identity
+validateSignature.trust.invalid=Certificate not in trust store - source cannot be verified
+validateSignature.cert.expired=Certificate has expired
+validateSignature.cert.revoked=Certificate has been revoked
+validateSignature.signature.info=Signature Information
+validateSignature.signature=Signature
+validateSignature.signature.mathValid=Signature is mathematically valid BUT:
+validateSignature.selectCustomCert=Custom Certificate File X.509 (Optional)
+validateSignature.cert.info=Certificate Details
+validateSignature.cert.issuer=Issuer
+validateSignature.cert.subject=Subject
+validateSignature.cert.serialNumber=Serial Number
+validateSignature.cert.validFrom=Valid From
+validateSignature.cert.validUntil=Valid Until
+validateSignature.cert.algorithm=Algorithm
+validateSignature.cert.keySize=Key Size
+validateSignature.cert.version=Version
+validateSignature.cert.keyUsage=Key Usage
+validateSignature.cert.selfSigned=Self-Signed
+validateSignature.cert.bits=bits
--- a/src/main/resources/messages_de_DE.properties
+++ b/src/main/resources/messages_de_DE.properties
@@ -146,8 +146,8 @@ navbar.search=Suche
 navbar.sections.organize=Organisieren
 navbar.sections.convertTo=In PDF konvertieren
 navbar.sections.convertFrom=Konvertieren von PDF
-navbar.sections.security=Zeichen und Sicherheit
-navbar.sections.advance=Fortschrittlich
+navbar.sections.security=Signieren und Sicherheit
+navbar.sections.advance=Erweiterte Funktionen
 navbar.sections.edit=Anzeigen und Bearbeiten
 navbar.sections.popular=Beliebt

@@ -248,7 +248,7 @@ database.fileNullOrEmpty=Datei darf nicht null oder leer sein
 database.failedImportFile=Dateiimport fehlgeschlagen

 session.expired=Ihre Sitzung ist abgelaufen. Bitte laden Sie die Seite neu und versuchen Sie es erneut.
-session.refreshPage=Refresh Page
+session.refreshPage=Seite aktualisieren

 #############
 # HOME-PAGE #
@@ -512,6 +512,10 @@ home.splitPdfByChapters.title=PDF-Datei nach Kapiteln aufteilen
 home.splitPdfByChapters.desc=Aufteilung einer PDF-Datei in mehrere Dateien auf Basis der Kapitelstruktur.
 splitPdfByChapters.tags=aufteilen,kapitel,lesezeichen,organisieren

+home.validateSignature.title=PDF-Signatur überprüfen
+home.validateSignature.desc=Digitale Signaturen und Zertifikate in PDF-Dokumenten überprüfen
+validateSignature.tags=signature,verify,validate,pdf,digitale signatur,signatur validieren,überprüfen,Zertifikat,cert
+
 #replace-invert-color
 replace-color.title=Farbe Ersetzen-Invertieren
 replace-color.header=Farb-PDF Ersetzen-Invertieren
@@ -818,12 +822,12 @@ sign.save=Signature speichern
 sign.personalSigs=Persönliche Signaturen
 sign.sharedSigs=Geteilte Signaturen
 sign.noSavedSigs=Es wurden keine gespeicherten Signaturen gefunden
-sign.addToAll=Add to all pages
-sign.delete=Delete
-sign.first=First page
-sign.last=Last page
-sign.next=Next page
-sign.previous=Previous page
+sign.addToAll=Zu allen Seiten hinzufügen
+sign.delete=Löschen
+sign.first=Erste Seite
+sign.last=Letzte Seite
+sign.next=Nächste Seite
+sign.previous=Vorherige Seite

 #repair
 repair.title=Reparieren
@@ -868,7 +872,7 @@ ocr.selectText.10=OCR-Modus
 ocr.selectText.11=Bilder nach OCR entfernen (Entfernt ALLE Bilder, nur sinnvoll, wenn Teil des Konvertierungsschritts)
 ocr.selectText.12=Rendertyp (Erweitert)
 ocr.help=Bitte lesen Sie diese Dokumentation, um zu erfahren, wie Sie dies für andere Sprachen verwenden und/oder nicht in Docker verwenden können
-ocr.credit=Dieser Dienst verwendet OCRmyPDF und Tesseract für OCR.
+ocr.credit=Dieser Dienst verwendet qpdf und Tesseract für OCR.
 ocr.submit=PDF mit OCR verarbeiten


@@ -892,7 +896,7 @@ fileToPDF.submit=In PDF konvertieren
 #compress
 compress.title=Komprimieren
 compress.header=PDF komprimieren
-compress.credit=Dieser Dienst verwendet Ghostscript für die PDF-Komprimierung/-Optimierung.
+compress.credit=Dieser Dienst verwendet qpdf für die PDF-Komprimierung/-Optimierung.
 compress.selectText.1=Manueller Modus – Von 1 bis 4
 compress.selectText.2=Optimierungsstufe:
 compress.selectText.3=4 (Schrecklich für Textbilder)
@@ -949,15 +953,27 @@ multiTool.deleteSelected=Auswahl löschen
 multiTool.downloadAll=Downloaden
 multiTool.downloadSelected=Auswahl downloaden

-multiTool.insertPageBreak=Insert Page Break
-multiTool.addFile=Add File
-multiTool.rotateLeft=Rotate Left
-multiTool.rotateRight=Rotate Right
-multiTool.split=Split
-multiTool.moveLeft=Move Left
-multiTool.moveRight=Move Right
-multiTool.delete=Delete
-multiTool.dragDropMessage=Page(s) Selected
+multiTool.insertPageBreak=Seitenumbruch einfügen
+multiTool.addFile=Datei hinzufügen
+multiTool.rotateLeft=Nach links drehen
+multiTool.rotateRight=Nach rechts drehen
+multiTool.split=Teilen
+multiTool.moveLeft=Nach links verschieben
+multiTool.moveRight=Nach rechts verschieben
+multiTool.delete=Löschen
+multiTool.dragDropMessage=Ausgewählte Seite(n)
+multiTool.undo=Rückgängig machen
+multiTool.redo=Wiederherstellen
+
+#decrypt
+decrypt.passwordPrompt=This file is password-protected. Please enter the password:
+decrypt.cancelled=Operation cancelled for PDF: {0}
+decrypt.noPassword=No password provided for encrypted PDF: {0}
+decrypt.invalidPassword=Please try again with the correct password.
+decrypt.invalidPasswordHeader=Incorrect password or unsupported encryption for PDF: {0}
+decrypt.unexpectedError=There was an error processing the file. Please try again.
+decrypt.serverError=Server error while decrypting: {0}
+decrypt.success=File decrypted successfully.

 #multiTool-advert
 multiTool-advert.message=Diese Funktion ist auch auf unserer <a href="{0}">PDF-Multitool-Seite</a> verfügbar. Probieren Sie sie aus, denn sie bietet eine verbesserte Benutzeroberfläche und zusätzliche Funktionen!
@@ -1050,6 +1066,7 @@ addPassword.submit=Verschlüsseln
 #watermark
 watermark.title=Wasserzeichen hinzufügen
 watermark.header=Wasserzeichen hinzufügen
+watermark.customColor=Benutzerdefinierte Textfarbe
 watermark.selectText.1=PDF auswählen, dem ein Wasserzeichen hinzugefügt werden soll:
 watermark.selectText.2=Wasserzeichen Text:
 watermark.selectText.3=Schriftgröße:
@@ -1112,7 +1129,7 @@ changeMetadata.submit=Ändern
 #pdfToPDFA
 pdfToPDFA.title=PDF zu PDF/A
 pdfToPDFA.header=PDF zu PDF/A
-pdfToPDFA.credit=Dieser Dienst verwendet ghostscript für die PDF/A-Konvertierung
+pdfToPDFA.credit=Dieser Dienst verwendet qpdf für die PDF/A-Konvertierung
 pdfToPDFA.submit=Konvertieren
 pdfToPDFA.tip=Dieser Dienst kann nur einzelne Eingangsdateien verarbeiten.
 pdfToPDFA.outputFormat=Ausgabeformat
@@ -1260,3 +1277,51 @@ splitByChapters.desc.2=Lesezeichenebene: Wählen Sie die Ebene der Lesezeichen,
 splitByChapters.desc.3=Metadaten einschließen: Wenn diese Option aktiviert ist, werden die Metadaten der ursprünglichen PDF-Datei in jede aufgeteilte PDF-Datei übernommen.
 splitByChapters.desc.4=Duplikate erlauben: Wenn diese Option aktiviert ist, können mehrere Lesezeichen auf derselben Seite separate PDF Dateien erstellen.
 splitByChapters.submit=PDF teilen
+
+#File Chooser
+fileChooser.click=Klicken
+fileChooser.or=oder
+fileChooser.dragAndDrop=Drag & Drop
+fileChooser.hoveredDragAndDrop=Datei(en) hierhin Ziehen & Fallenlassen
+
+#release notes
+releases.footer=Veröffentlichungen
+releases.title=Versionshinweise
+releases.header=Versionshinweise
+releases.current.version=Aktuelle Version
+releases.note=Versionshinweise sind nur auf Englisch verfügbar
+
+#Validate Signature
+validateSignature.title=PDF-Signaturen überprüfen
+validateSignature.header=Digitale Signaturen überprüfen
+validateSignature.selectPDF=Signierte PDF-Datei auswählen
+validateSignature.submit=Signaturen überprüfen
+validateSignature.results=Gültigkeitsprüfungsergebnisse
+validateSignature.status=Status
+validateSignature.signer=Unterzeichner
+validateSignature.date=Datum
+validateSignature.reason=Grund
+validateSignature.location=Ort
+validateSignature.noSignatures=Keine digitalen Signaturen in diesem Dokument gefunden
+validateSignature.status.valid=Gültig
+validateSignature.status.invalid=Ungültig
+validateSignature.chain.invalid=Zertifikatskettenprüfung fehlgeschlagen - kann die Identität des Unterzeichners nicht verifizieren
+validateSignature.trust.invalid=Zertifikat nicht im Truststore - Quelle kann nicht verifiziert werden
+validateSignature.cert.expired=Zertifikat ist abgelaufen
+validateSignature.cert.revoked=Zertifikat wurde widerrufen
+validateSignature.signature.info=Signaturinformationen
+validateSignature.signature=Signatur
+validateSignature.signature.mathValid=Signatur ist mathematisch gültig ABER:
+validateSignature.selectCustomCert=Benutzerdefinierte Zertifikatsdatei X.509 (Optional)
+validateSignature.cert.info=Zertifikat Details
+validateSignature.cert.issuer=Aussteller
+validateSignature.cert.subject=Betreff
+validateSignature.cert.serialNumber=Seriennummer
+validateSignature.cert.validFrom=Gültig von
+validateSignature.cert.validUntil=Gültig bis
+validateSignature.cert.algorithm=Algorithmus
+validateSignature.cert.keySize=Schlüsselgröße
+validateSignature.cert.version=Version
+validateSignature.cert.keyUsage=Schlüsselverwendung
+validateSignature.cert.selfSigned=Selbstsigniert
+validateSignature.cert.bits=bits
--- a/src/main/resources/messages_el_GR.properties
+++ b/src/main/resources/messages_el_GR.properties
@@ -512,6 +512,10 @@ home.splitPdfByChapters.title=Διχοτομία PDF ανά Περιγραφές
 home.splitPdfByChapters.desc=Split a PDF into multiple files based on its chapter structure.
 splitPdfByChapters.tags=διχοτομία,περιγραφές,κεφάλαια,συνορία

+home.validateSignature.title=Validate PDF Signature
+home.validateSignature.desc=Verify digital signatures and certificates in PDF documents
+validateSignature.tags=signature,verify,validate,pdf,certificate,digital signature,Validate Signature,Validate certificate
+
 #replace-invert-color
 replace-color.title=Replace-Invert-Color
 replace-color.header=Αντικατάσταση-Αντίστροφη Παθωμένη Πίντσουρ
@@ -868,7 +872,7 @@ ocr.selectText.10=Λειτουργία OCR
 ocr.selectText.11=Κατάργηση εικόνων μετά το OCR (Καταργεί ΟΛΕΣ τις εικόνες, είναι χρήσιμο μόνο αν αποτελεί μέρος του βήματος μετατροπής)
 ocr.selectText.12=Τύπος απόδοσης (Για προχωρημένους)
 ocr.help=Διαβάστε αυτήν την τεκμηρίωση σχετικά με τον τρόπο χρήσης αυτής για άλλες γλώσσες ή/και μη χρήσης σε docker
-ocr.credit=Αυτή η υπηρεσία χρησιμοποιεί OCRmyPDF και Tesseract για OCR.
+ocr.credit=Αυτή η υπηρεσία χρησιμοποιεί qpdf και Tesseract για OCR.
 ocr.submit=Επεξεργασία PDF με OCR


@@ -892,7 +896,7 @@ fileToPDF.submit=Μετατροπή σε PDF
 #compress
 compress.title=Συμπίεση
 compress.header=Συμπίεση PDF
-compress.credit=Αυτή η υπηρεσία χρησιμοποιεί Ghostscript για PDF Συμπίεση/Βελτιστοποίηση.
+compress.credit=Αυτή η υπηρεσία χρησιμοποιεί qpdf για PDF Συμπίεση/Βελτιστοποίηση.
 compress.selectText.1=Χειροκίνητη Λειτουργία - Από 1 έως 4
 compress.selectText.2=Επίπεδο Βελτιστοποίησης:
 compress.selectText.3=4 (Πολύ κακό για εικόνες κειμένου)
@@ -958,6 +962,18 @@ multiTool.moveLeft=Move Left
 multiTool.moveRight=Move Right
 multiTool.delete=Delete
 multiTool.dragDropMessage=Page(s) Selected
+multiTool.undo=Undo
+multiTool.redo=Redo
+
+#decrypt
+decrypt.passwordPrompt=This file is password-protected. Please enter the password:
+decrypt.cancelled=Operation cancelled for PDF: {0}
+decrypt.noPassword=No password provided for encrypted PDF: {0}
+decrypt.invalidPassword=Please try again with the correct password.
+decrypt.invalidPasswordHeader=Incorrect password or unsupported encryption for PDF: {0}
+decrypt.unexpectedError=There was an error processing the file. Please try again.
+decrypt.serverError=Server error while decrypting: {0}
+decrypt.success=File decrypted successfully.

 #multiTool-advert
 multiTool-advert.message=This feature is also available in our <a href="{0}">multi-tool page</a>. Check it out for enhanced page-by-page UI and additional features!
@@ -1050,12 +1066,13 @@ addPassword.submit=Κρυπτογράφηση
 #watermark
 watermark.title=Προσθήκη Υδατογραφήματος
 watermark.header=Προσθήκη Υδατογραφήματος
+watermark.customColor=Προσαρμοσμένο χρώμα κειμένου
 watermark.selectText.1=Επιλέξτε PDF για την προσθήκη του υδατογραφήματος:
 watermark.selectText.2=Κείμενο Υδατογραφήματος:
 watermark.selectText.3=Μέγεθος Κειμένου:
 watermark.selectText.4=Περιστροφή (0-360):
-watermark.selectText.5=widthSpacer (Κενό μεταξύ κάθε υδατογραφήματος οριζόντια):
-watermark.selectText.6=heightSpacer (Κενό μεταξύ κάθε υδατογραφήματος κάθετα):
+watermark.selectText.5=Width Spacer (Κενό μεταξύ κάθε υδατογραφήματος οριζόντια):
+watermark.selectText.6=Height Spacer (Κενό μεταξύ κάθε υδατογραφήματος κάθετα):
 watermark.selectText.7=Αδιαφάνεια (Opacity) (0% - 100%):
 watermark.selectText.8=Τύπος Υδατογραφήματος:
 watermark.selectText.9=Εικόνα Υδατογραφήματος:
@@ -1112,7 +1129,7 @@ changeMetadata.submit=Αλλαγή
 #pdfToPDFA
 pdfToPDFA.title=PDF σε PDF/A
 pdfToPDFA.header=PDF σε PDF/A
-pdfToPDFA.credit=Αυτή η υπηρεσία χρησιμοποιεί ghostscript για PDF/A μετατροπή
+pdfToPDFA.credit=Αυτή η υπηρεσία χρησιμοποιεί qpdf για PDF/A μετατροπή
 pdfToPDFA.submit=Μετατροπή
 pdfToPDFA.tip=Προς το παρόν δεν λειτουργεί για πολλαπλές εισόδους ταυτόχρονα
 pdfToPDFA.outputFormat=Εξόδος αναμορφώσεων
@@ -1260,3 +1277,51 @@ splitByChapters.desc.2=Επίπεδο Σήμανσης Σκέψης: Επιλέ
 splitByChapters.desc.3=Πρόσθεση Metadata: Αν επεξεργαστείται, οι αρχικές metadata του PDF θα προστεθούν σε κάθε διαλυμένο PDF.
 splitByChapters.desc.4=Διάλυση Παρόντων Τίτλων Επιπέδου: Αν επεξεργαστείται, επιτρέπει τη δημιουργία αποκοπών PDF με βάση πλήρως καθορισμένους σήμαντες έδρας.
 splitByChapters.submit=Διαλύστε το PDF
+
+#File Chooser
+fileChooser.click=Click
+fileChooser.or=or
+fileChooser.dragAndDrop=Drag & Drop
+fileChooser.hoveredDragAndDrop=Drag & Drop file(s) here
+
+#release notes
+releases.footer=Releases
+releases.title=Release Notes
+releases.header=Release Notes
+releases.current.version=Current Release
+releases.note=Release notes are only available in English
+
+#Validate Signature
+validateSignature.title=Validate PDF Signatures
+validateSignature.header=Validate Digital Signatures
+validateSignature.selectPDF=Select signed PDF file
+validateSignature.submit=Validate Signatures
+validateSignature.results=Validation Results
+validateSignature.status=Status
+validateSignature.signer=Signer
+validateSignature.date=Date
+validateSignature.reason=Reason
+validateSignature.location=Location
+validateSignature.noSignatures=No digital signatures found in this document
+validateSignature.status.valid=Valid
+validateSignature.status.invalid=Invalid
+validateSignature.chain.invalid=Certificate chain validation failed - cannot verify signer's identity
+validateSignature.trust.invalid=Certificate not in trust store - source cannot be verified
+validateSignature.cert.expired=Certificate has expired
+validateSignature.cert.revoked=Certificate has been revoked
+validateSignature.signature.info=Signature Information
+validateSignature.signature=Signature
+validateSignature.signature.mathValid=Signature is mathematically valid BUT:
+validateSignature.selectCustomCert=Custom Certificate File X.509 (Optional)
+validateSignature.cert.info=Certificate Details
+validateSignature.cert.issuer=Issuer
+validateSignature.cert.subject=Subject
+validateSignature.cert.serialNumber=Serial Number
+validateSignature.cert.validFrom=Valid From
+validateSignature.cert.validUntil=Valid Until
+validateSignature.cert.algorithm=Algorithm
+validateSignature.cert.keySize=Key Size
+validateSignature.cert.version=Version
+validateSignature.cert.keyUsage=Key Usage
+validateSignature.cert.selfSigned=Self-Signed
+validateSignature.cert.bits=bits
--- a/src/main/resources/messages_en_GB.properties
+++ b/src/main/resources/messages_en_GB.properties
@@ -73,7 +73,7 @@ joinDiscord=Join our Discord server
 seeDockerHub=See Docker Hub
 visitGithub=Visit Github Repository
 donate=Donate
-color=Color
+color=Colour
 sponsor=Sponsor
 info=Info
 pro=Pro
@@ -419,9 +419,9 @@ home.auto-rename.title=Auto Rename PDF File
 home.auto-rename.desc=Auto renames a PDF file based on its detected header
 auto-rename.tags=auto-detect,header-based,organize,relabel

-home.adjust-contrast.title=Adjust Colors/Contrast
+home.adjust-contrast.title=Adjust Colours/Contrast
 home.adjust-contrast.desc=Adjust Contrast, Saturation and Brightness of a PDF
-adjust-contrast.tags=color-correction,tune,modify,enhance
+adjust-contrast.tags=color-correction,tune,modify,enhance,colour-correction

 home.crop.title=Crop PDF
 home.crop.desc=Crop a PDF to reduce its size (maintains text!)
@@ -488,11 +488,11 @@ overlay-pdfs.tags=Overlay

 home.split-by-sections.title=Split PDF by Sections
 home.split-by-sections.desc=Divide each page of a PDF into smaller horizontal and vertical sections
-split-by-sections.tags=Section Split, Divide, Customize
+split-by-sections.tags=Section Split, Divide, Customize,Customise

 home.AddStampRequest.title=Add Stamp to PDF
 home.AddStampRequest.desc=Add text or add image stamps at set locations
-AddStampRequest.tags=Stamp, Add image, center image, Watermark, PDF, Embed, Customize
+AddStampRequest.tags=Stamp, Add image, center image, Watermark, PDF, Embed, Customize,Customise


 home.PDFToBook.title=PDF to Book
@@ -512,23 +512,27 @@ home.splitPdfByChapters.title=Split PDF by Chapters
 home.splitPdfByChapters.desc=Split a PDF into multiple files based on its chapter structure.
 splitPdfByChapters.tags=split,chapters,bookmarks,organize

+home.validateSignature.title=Validate PDF Signature
+home.validateSignature.desc=Verify digital signatures and certificates in PDF documents
+validateSignature.tags=signature,verify,validate,pdf,certificate,digital signature,Validate Signature,Validate certificate
+
 #replace-invert-color
 replace-color.title=Advanced Colour options
-replace-color.header=Replace-Invert Color PDF
+replace-color.header=Replace-Invert Colour PDF
 home.replaceColorPdf.title=Advanced Colour options
-home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
-replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
-replace-color.selectText.1=Replace or Invert color Options
-replace-color.selectText.2=Default(Default high contrast colors)
-replace-color.selectText.3=Custom(Customized colors)
-replace-color.selectText.4=Full-Invert(Invert all colors)
-replace-color.selectText.5=High contrast color options
+home.replaceColorPdf.desc=Replace colour for text and background in PDF and invert full colour of pdf to reduce file size
+replaceColorPdf.tags=Replace Colour,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert colour Options
+replace-color.selectText.2=Default(Default high contrast colours)
+replace-color.selectText.3=Custom(Customised colours)
+replace-color.selectText.4=Full-Invert(Invert all colours)
+replace-color.selectText.5=High contrast colour options
 replace-color.selectText.6=white text on black background
 replace-color.selectText.7=Black text on white background
 replace-color.selectText.8=Yellow text on black background
 replace-color.selectText.9=Green text on black background
-replace-color.selectText.10=Choose text Color
-replace-color.selectText.11=Choose background Color
+replace-color.selectText.10=Choose text Colour
+replace-color.selectText.11=Choose background Colour
 replace-color.submit=Replace


@@ -651,7 +655,7 @@ AddStampRequest.position=Position
 AddStampRequest.overrideX=Override X Coordinate
 AddStampRequest.overrideY=Override Y Coordinate
 AddStampRequest.customMargin=Custom Margin
-AddStampRequest.customColor=Custom Text Color
+AddStampRequest.customColor=Custom Text Colour
 AddStampRequest.submit=Submit


@@ -783,8 +787,8 @@ removeAnnotations.submit=Remove
 #compare
 compare.title=Compare
 compare.header=Compare PDFs
-compare.highlightColor.1=Highlight Color 1:
-compare.highlightColor.2=Highlight Color 2:
+compare.highlightColor.1=Highlight Colour 1:
+compare.highlightColor.2=Highlight Colour 2:
 compare.document.1=Document 1
 compare.document.2=Document 2
 compare.submit=Compare
@@ -842,7 +846,7 @@ flatten.submit=Flatten
 ScannerImageSplit.selectText.1=Angle Threshold:
 ScannerImageSplit.selectText.2=Sets the minimum absolute angle required for the image to be rotated (default: 10).
 ScannerImageSplit.selectText.3=Tolerance:
-ScannerImageSplit.selectText.4=Determines the range of color variation around the estimated background color (default: 30).
+ScannerImageSplit.selectText.4=Determines the range of colour variation around the estimated background colour (default: 30).
 ScannerImageSplit.selectText.5=Minimum Area:
 ScannerImageSplit.selectText.6=Sets the minimum area threshold for a photo (default: 10000).
 ScannerImageSplit.selectText.7=Minimum Contour Area:
@@ -868,7 +872,7 @@ ocr.selectText.10=OCR Mode
 ocr.selectText.11=Remove images after OCR (Removes ALL images, only useful if part of conversion step)
 ocr.selectText.12=Render Type (Advanced)
 ocr.help=Please read this documentation on how to use this for other languages and/or use not in docker
-ocr.credit=This service uses OCRmyPDF and Tesseract for OCR.
+ocr.credit=This service uses qpdf and Tesseract for OCR.
 ocr.submit=Process PDF with OCR


@@ -892,9 +896,9 @@ fileToPDF.submit=Convert to PDF
 #compress
 compress.title=Compress
 compress.header=Compress PDF
-compress.credit=This service uses Ghostscript for PDF Compress/Optimisation.
+compress.credit=This service uses qpdf for PDF Compress/Optimisation.
 compress.selectText.1=Manual Mode - From 1 to 4
-compress.selectText.2=Optimization level:
+compress.selectText.2=Optimisation level:
 compress.selectText.3=4 (Terrible for text images)
 compress.selectText.4=Auto mode - Auto adjusts quality to get PDF to exact size
 compress.selectText.5=Expected PDF Size (e.g. 25MB, 10.8MB, 25KB)
@@ -958,6 +962,18 @@ multiTool.moveLeft=Move Left
 multiTool.moveRight=Move Right
 multiTool.delete=Delete
 multiTool.dragDropMessage=Page(s) Selected
+multiTool.undo=Undo
+multiTool.redo=Redo
+
+#decrypt
+decrypt.passwordPrompt=This file is password-protected. Please enter the password:
+decrypt.cancelled=Operation cancelled for PDF: {0}
+decrypt.noPassword=No password provided for encrypted PDF: {0}
+decrypt.invalidPassword=Please try again with the correct password.
+decrypt.invalidPasswordHeader=Incorrect password or unsupported encryption for PDF: {0}
+decrypt.unexpectedError=There was an error processing the file. Please try again.
+decrypt.serverError=Server error while decrypting: {0}
+decrypt.success=File decrypted successfully.

 #multiTool-advert
 multiTool-advert.message=This feature is also available in our <a href="{0}">multi-tool page</a>. Check it out for enhanced page-by-page UI and additional features!
@@ -1050,12 +1066,13 @@ addPassword.submit=Encrypt
 #watermark
 watermark.title=Add Watermark
 watermark.header=Add Watermark
+watermark.customColor=Custom Text Colour
 watermark.selectText.1=Select PDF to add watermark to:
 watermark.selectText.2=Watermark Text:
 watermark.selectText.3=Font Size:
 watermark.selectText.4=Rotation (0-360):
-watermark.selectText.5=widthSpacer (Space between each watermark horizontally):
-watermark.selectText.6=heightSpacer (Space between each watermark vertically):
+watermark.selectText.5=Width Spacer (Space between each watermark horizontally):
+watermark.selectText.6=Height Spacer (Space between each watermark vertically):
 watermark.selectText.7=Opacity (0% - 100%):
 watermark.selectText.8=Watermark Type:
 watermark.selectText.9=Watermark Image:
@@ -1112,7 +1129,7 @@ changeMetadata.submit=Change
 #pdfToPDFA
 pdfToPDFA.title=PDF To PDF/A
 pdfToPDFA.header=PDF To PDF/A
-pdfToPDFA.credit=This service uses ghostscript for PDF/A conversion
+pdfToPDFA.credit=This service uses qpdf for PDF/A conversion
 pdfToPDFA.submit=Convert
 pdfToPDFA.tip=Currently does not work for multiple inputs at once
 pdfToPDFA.outputFormat=Output format
@@ -1260,3 +1277,51 @@ splitByChapters.desc.2=Bookmark Level: Choose the level of bookmarks to use for
 splitByChapters.desc.3=Include Metadata: If checked, the original PDF's metadata will be included in each split PDF.
 splitByChapters.desc.4=Allow Duplicates: If checked, allows multiple bookmarks on the same page to create separate PDFs.
 splitByChapters.submit=Split PDF
+
+#File Chooser
+fileChooser.click=Click
+fileChooser.or=or
+fileChooser.dragAndDrop=Drag & Drop
+fileChooser.hoveredDragAndDrop=Drag & Drop file(s) here
+
+#release notes
+releases.footer=Releases
+releases.title=Release Notes
+releases.header=Release Notes
+releases.current.version=Current Release
+releases.note=Release notes are only available in English
+
+#Validate Signature
+validateSignature.title=Validate PDF Signatures
+validateSignature.header=Validate Digital Signatures
+validateSignature.selectPDF=Select signed PDF file
+validateSignature.submit=Validate Signatures
+validateSignature.results=Validation Results
+validateSignature.status=Status
+validateSignature.signer=Signer
+validateSignature.date=Date
+validateSignature.reason=Reason
+validateSignature.location=Location
+validateSignature.noSignatures=No digital signatures found in this document
+validateSignature.status.valid=Valid
+validateSignature.status.invalid=Invalid
+validateSignature.chain.invalid=Certificate chain validation failed - cannot verify signer's identity
+validateSignature.trust.invalid=Certificate not in trust store - source cannot be verified
+validateSignature.cert.expired=Certificate has expired
+validateSignature.cert.revoked=Certificate has been revoked
+validateSignature.signature.info=Signature Information
+validateSignature.signature=Signature
+validateSignature.signature.mathValid=Signature is mathematically valid BUT:
+validateSignature.selectCustomCert=Custom Certificate File X.509 (Optional)
+validateSignature.cert.info=Certificate Details
+validateSignature.cert.issuer=Issuer
+validateSignature.cert.subject=Subject
+validateSignature.cert.serialNumber=Serial Number
+validateSignature.cert.validFrom=Valid From
+validateSignature.cert.validUntil=Valid Until
+validateSignature.cert.algorithm=Algorithm
+validateSignature.cert.keySize=Key Size
+validateSignature.cert.version=Version
+validateSignature.cert.keyUsage=Key Usage
+validateSignature.cert.selfSigned=Self-Signed
+validateSignature.cert.bits=bits
--- a/src/main/resources/messages_en_US.properties
+++ b/src/main/resources/messages_en_US.properties
@@ -512,6 +512,10 @@ home.splitPdfByChapters.title=Split PDF by Chapters
 home.splitPdfByChapters.desc=Split a PDF into multiple files based on its chapter structure.
 splitPdfByChapters.tags=split,chapters,bookmarks,organize

+home.validateSignature.title=Validate PDF Signature
+home.validateSignature.desc=Verify digital signatures and certificates in PDF documents
+validateSignature.tags=signature,verify,validate,pdf,certificate,digital signature,Validate Signature,Validate certificate
+
 #replace-invert-color
 replace-color.title=Replace-Invert-Color
 replace-color.header=Replace-Invert Color PDF
@@ -868,7 +872,7 @@ ocr.selectText.10=OCR Mode
 ocr.selectText.11=Remove images after OCR (Removes ALL images, only useful if part of conversion step)
 ocr.selectText.12=Render Type (Advanced)
 ocr.help=Please read this documentation on how to use this for other languages and/or use not in docker
-ocr.credit=This service uses OCRmyPDF and Tesseract for OCR.
+ocr.credit=This service uses qpdf and Tesseract for OCR.
 ocr.submit=Process PDF with OCR


@@ -892,7 +896,7 @@ fileToPDF.submit=Convert to PDF
 #compress
 compress.title=Compress
 compress.header=Compress PDF
-compress.credit=This service uses Ghostscript for PDF Compress/Optimisation.
+compress.credit=This service uses qpdf for PDF Compress/Optimisation.
 compress.selectText.1=Manual Mode - From 1 to 4
 compress.selectText.2=Optimization level:
 compress.selectText.3=4 (Terrible for text images)
@@ -958,6 +962,18 @@ multiTool.moveLeft=Move Left
 multiTool.moveRight=Move Right
 multiTool.delete=Delete
 multiTool.dragDropMessage=Page(s) Selected
+multiTool.undo=Undo
+multiTool.redo=Redo
+
+#decrypt
+decrypt.passwordPrompt=This file is password-protected. Please enter the password:
+decrypt.cancelled=Operation cancelled for PDF: {0}
+decrypt.noPassword=No password provided for encrypted PDF: {0}
+decrypt.invalidPassword=Please try again with the correct password.
+decrypt.invalidPasswordHeader=Incorrect password or unsupported encryption for PDF: {0}
+decrypt.unexpectedError=There was an error processing the file. Please try again.
+decrypt.serverError=Server error while decrypting: {0}
+decrypt.success=File decrypted successfully.

 #multiTool-advert
 multiTool-advert.message=This feature is also available in our <a href="{0}">multi-tool page</a>. Check it out for enhanced page-by-page UI and additional features!
@@ -1050,12 +1066,13 @@ addPassword.submit=Encrypt
 #watermark
 watermark.title=Add Watermark
 watermark.header=Add Watermark
+watermark.customColor=Custom Text Color
 watermark.selectText.1=Select PDF to add watermark to:
 watermark.selectText.2=Watermark Text:
 watermark.selectText.3=Font Size:
 watermark.selectText.4=Rotation (0-360):
-watermark.selectText.5=widthSpacer (Space between each watermark horizontally):
-watermark.selectText.6=heightSpacer (Space between each watermark vertically):
+watermark.selectText.5=Width Spacer (Space between each watermark horizontally):
+watermark.selectText.6=Height Spacer (Space between each watermark vertically):
 watermark.selectText.7=Opacity (0% - 100%):
 watermark.selectText.8=Watermark Type:
 watermark.selectText.9=Watermark Image:
@@ -1112,7 +1129,7 @@ changeMetadata.submit=Change
 #pdfToPDFA
 pdfToPDFA.title=PDF To PDF/A
 pdfToPDFA.header=PDF To PDF/A
-pdfToPDFA.credit=This service uses ghostscript for PDF/A conversion
+pdfToPDFA.credit=This service uses qpdf for PDF/A conversion
 pdfToPDFA.submit=Convert
 pdfToPDFA.tip=Currently does not work for multiple inputs at once
 pdfToPDFA.outputFormat=Output format
@@ -1260,3 +1277,51 @@ splitByChapters.desc.2=Bookmark Level: Choose the level of bookmarks to use for
 splitByChapters.desc.3=Include Metadata: If checked, the original PDF's metadata will be included in each split PDF.
 splitByChapters.desc.4=Allow Duplicates: If checked, allows multiple bookmarks on the same page to create separate PDFs.
 splitByChapters.submit=Split PDF
+
+#File Chooser
+fileChooser.click=Click
+fileChooser.or=or
+fileChooser.dragAndDrop=Drag & Drop
+fileChooser.hoveredDragAndDrop=Drag & Drop file(s) here
+
+#release notes
+releases.footer=Releases
+releases.title=Release Notes
+releases.header=Release Notes
+releases.current.version=Current Release
+releases.note=Release notes are only available in English
+
+#Validate Signature
+validateSignature.title=Validate PDF Signatures
+validateSignature.header=Validate Digital Signatures
+validateSignature.selectPDF=Select signed PDF file
+validateSignature.submit=Validate Signatures
+validateSignature.results=Validation Results
+validateSignature.status=Status
+validateSignature.signer=Signer
+validateSignature.date=Date
+validateSignature.reason=Reason
+validateSignature.location=Location
+validateSignature.noSignatures=No digital signatures found in this document
+validateSignature.status.valid=Valid
+validateSignature.status.invalid=Invalid
+validateSignature.chain.invalid=Certificate chain validation failed - cannot verify signer's identity
+validateSignature.trust.invalid=Certificate not in trust store - source cannot be verified
+validateSignature.cert.expired=Certificate has expired
+validateSignature.cert.revoked=Certificate has been revoked
+validateSignature.signature.info=Signature Information
+validateSignature.signature=Signature
+validateSignature.signature.mathValid=Signature is mathematically valid BUT:
+validateSignature.selectCustomCert=Custom Certificate File X.509 (Optional)
+validateSignature.cert.info=Certificate Details
+validateSignature.cert.issuer=Issuer
+validateSignature.cert.subject=Subject
+validateSignature.cert.serialNumber=Serial Number
+validateSignature.cert.validFrom=Valid From
+validateSignature.cert.validUntil=Valid Until
+validateSignature.cert.algorithm=Algorithm
+validateSignature.cert.keySize=Key Size
+validateSignature.cert.version=Version
+validateSignature.cert.keyUsage=Key Usage
+validateSignature.cert.selfSigned=Self-Signed
+validateSignature.cert.bits=bits
--- a/src/main/resources/messages_es_ES.properties
+++ b/src/main/resources/messages_es_ES.properties
@@ -512,6 +512,10 @@ home.splitPdfByChapters.title=Dividir PDF por capítulos
 home.splitPdfByChapters.desc=Divida un PDF en varios archivos según su estructura de capítulos.
 splitPdfByChapters.tags=dividir,capítulos,marcadores,organizar

+home.validateSignature.title=Validate PDF Signature
+home.validateSignature.desc=Verify digital signatures and certificates in PDF documents
+validateSignature.tags=signature,verify,validate,pdf,certificate,digital signature,Validate Signature,Validate certificate
+
 #replace-invert-color
 replace-color.title=Reemplazar-Invertir-Color
 replace-color.header=Reemplazar-Invertir Color en PDF
@@ -868,7 +872,7 @@ ocr.selectText.10=Modo OCR
 ocr.selectText.11=Eliminar imágenes después de OCR (Elimina TODAS las imágenes, solo es útil si es parte del paso de conversión)
 ocr.selectText.12=Tipo de procesamiento (avanzado)
 ocr.help=Lea esta documentación sobre cómo usar esto para otros idiomas y/o no usarlo en Docker
-ocr.credit=Este servicio utiliza OCRmyPDF y Tesseract para OCR
+ocr.credit=Este servicio utiliza qpdf y Tesseract para OCR
 ocr.submit=Procesar PDF con OCR


@@ -892,7 +896,7 @@ fileToPDF.submit=Convertir a PDF
 #compress
 compress.title=Comprimir
 compress.header=Comprimir PDF
-compress.credit=Este servicio utiliza Ghostscript para compresión/optimización de PDF
+compress.credit=Este servicio utiliza qpdf para compresión/optimización de PDF
 compress.selectText.1=Modo manual - De 1 a 4
 compress.selectText.2=Nivel de optimización:
 compress.selectText.3=4 (Terrible para imágenes de texto)
@@ -958,6 +962,18 @@ multiTool.moveLeft=Move Left
 multiTool.moveRight=Move Right
 multiTool.delete=Delete
 multiTool.dragDropMessage=Page(s) Selected
+multiTool.undo=Undo
+multiTool.redo=Redo
+
+#decrypt
+decrypt.passwordPrompt=This file is password-protected. Please enter the password:
+decrypt.cancelled=Operation cancelled for PDF: {0}
+decrypt.noPassword=No password provided for encrypted PDF: {0}
+decrypt.invalidPassword=Please try again with the correct password.
+decrypt.invalidPasswordHeader=Incorrect password or unsupported encryption for PDF: {0}
+decrypt.unexpectedError=There was an error processing the file. Please try again.
+decrypt.serverError=Server error while decrypting: {0}
+decrypt.success=File decrypted successfully.

 #multiTool-advert
 multiTool-advert.message=This feature is also available in our <a href="{0}">multi-tool page</a>. Check it out for enhanced page-by-page UI and additional features!
@@ -1050,6 +1066,7 @@ addPassword.submit=Encriptar
 #watermark
 watermark.title=Añadir marca de agua
 watermark.header=Añadir marca de agua
+watermark.customColor=Personalizar color de texto
 watermark.selectText.1=Seleccionar PDF para añadir marca de agua:
 watermark.selectText.2=Texto de la marca de agua:
 watermark.selectText.3=Tamaño de la Fuente:
@@ -1112,7 +1129,7 @@ changeMetadata.submit=Cambiar
 #pdfToPDFA
 pdfToPDFA.title=PDF a PDF/A
 pdfToPDFA.header=PDF a PDF/A
-pdfToPDFA.credit=Este servicio usa ghostscript para la conversión a PDF/A
+pdfToPDFA.credit=Este servicio usa qpdf para la conversión a PDF/A
 pdfToPDFA.submit=Convertir
 pdfToPDFA.tip=Actualmente no funciona para múltiples entrada a la vez
 pdfToPDFA.outputFormat=Formato de salida
@@ -1260,3 +1277,51 @@ splitByChapters.desc.2=Nivel de Marcador: Elige el nivel de marcadores para divi
 splitByChapters.desc.3=Incluir Metadatos: Si está seleccionado, los metadatos del PDF original se incluirán en cada PDF dividido.
 splitByChapters.desc.4=Permitir Duplicados: Si está seleccionado, permite que múltiples marcadores en la misma página creen archivos PDF separados.
 splitByChapters.submit=Dividir PDF
+
+#File Chooser
+fileChooser.click=Click
+fileChooser.or=or
+fileChooser.dragAndDrop=Drag & Drop
+fileChooser.hoveredDragAndDrop=Drag & Drop file(s) here
+
+#release notes
+releases.footer=Releases
+releases.title=Release Notes
+releases.header=Release Notes
+releases.current.version=Current Release
+releases.note=Release notes are only available in English
+
+#Validate Signature
+validateSignature.title=Validate PDF Signatures
+validateSignature.header=Validate Digital Signatures
+validateSignature.selectPDF=Select signed PDF file
+validateSignature.submit=Validate Signatures
+validateSignature.results=Validation Results
+validateSignature.status=Status
+validateSignature.signer=Signer
+validateSignature.date=Date
+validateSignature.reason=Reason
+validateSignature.location=Location
+validateSignature.noSignatures=No digital signatures found in this document
+validateSignature.status.valid=Valid
+validateSignature.status.invalid=Invalid
+validateSignature.chain.invalid=Certificate chain validation failed - cannot verify signer's identity
+validateSignature.trust.invalid=Certificate not in trust store - source cannot be verified
+validateSignature.cert.expired=Certificate has expired
+validateSignature.cert.revoked=Certificate has been revoked
+validateSignature.signature.info=Signature Information
+validateSignature.signature=Signature
+validateSignature.signature.mathValid=Signature is mathematically valid BUT:
+validateSignature.selectCustomCert=Custom Certificate File X.509 (Optional)
+validateSignature.cert.info=Certificate Details
+validateSignature.cert.issuer=Issuer
+validateSignature.cert.subject=Subject
+validateSignature.cert.serialNumber=Serial Number
+validateSignature.cert.validFrom=Valid From
+validateSignature.cert.validUntil=Valid Until
+validateSignature.cert.algorithm=Algorithm
+validateSignature.cert.keySize=Key Size
+validateSignature.cert.version=Version
+validateSignature.cert.keyUsage=Key Usage
+validateSignature.cert.selfSigned=Self-Signed
+validateSignature.cert.bits=bits
--- a/src/main/resources/messages_eu_ES.properties
+++ b/src/main/resources/messages_eu_ES.properties
@@ -512,6 +512,10 @@ home.splitPdfByChapters.title=Split PDF by Chapters
 home.splitPdfByChapters.desc=Split a PDF into multiple files based on its chapter structure.
 splitPdfByChapters.tags=split,chapters,bookmarks,organize

+home.validateSignature.title=Validate PDF Signature
+home.validateSignature.desc=Verify digital signatures and certificates in PDF documents
+validateSignature.tags=signature,verify,validate,pdf,certificate,digital signature,Validate Signature,Validate certificate
+
 #replace-invert-color
 replace-color.title=Replace-Invert-Color
 replace-color.header=Replace-Invert Color PDF
@@ -868,7 +872,7 @@ ocr.selectText.10=OCR modua
 ocr.selectText.11=Irudiak ezabatu OCR-ren ondoren (Irudi GUZTIAK ezabatzen ditu, bakarrik da erabilgarri bihurketa urratsaren parte baldin bada)
 ocr.selectText.12=Prozesaketa-mota (aurreratua)
 ocr.help=Irakurri honen erabilerari buruzko dokumentazioa beste hizkuntza batzuetarako eta/edo ez erabili Docker-en
-ocr.credit=Zerbitzu honek OCRmyPDF eta OCR-rako Tesseract erabiltzen ditu
+ocr.credit=Zerbitzu honek qpdf eta OCR-rako Tesseract erabiltzen ditu
 ocr.submit=PDF prozesatu OCR-rekin


@@ -892,7 +896,7 @@ fileToPDF.submit=PDF bihurtu
 #compress
 compress.title=Konprimatu
 compress.header=PDFa konprimatu
-compress.credit=Zerbitzu honek Ghostscript erabiltzen du PDFak komprimatzeko/optimizatzeko
+compress.credit=Zerbitzu honek qpdf erabiltzen du PDFak komprimatzeko/optimizatzeko
 compress.selectText.1=Eskuz 1etik 4ra
 compress.selectText.2=Optimizazio maila:
 compress.selectText.3=4 (Izugarria testu-irudietarako)
@@ -958,6 +962,18 @@ multiTool.moveLeft=Move Left
 multiTool.moveRight=Move Right
 multiTool.delete=Delete
 multiTool.dragDropMessage=Page(s) Selected
+multiTool.undo=Undo
+multiTool.redo=Redo
+
+#decrypt
+decrypt.passwordPrompt=This file is password-protected. Please enter the password:
+decrypt.cancelled=Operation cancelled for PDF: {0}
+decrypt.noPassword=No password provided for encrypted PDF: {0}
+decrypt.invalidPassword=Please try again with the correct password.
+decrypt.invalidPasswordHeader=Incorrect password or unsupported encryption for PDF: {0}
+decrypt.unexpectedError=There was an error processing the file. Please try again.
+decrypt.serverError=Server error while decrypting: {0}
+decrypt.success=File decrypted successfully.

 #multiTool-advert
 multiTool-advert.message=This feature is also available in our <a href="{0}">multi-tool page</a>. Check it out for enhanced page-by-page UI and additional features!
@@ -1050,6 +1066,7 @@ addPassword.submit=Enkriptatu
 #watermark
 watermark.title=Gehitu ur-marka
 watermark.header=Gehitu ur-marka
+watermark.customColor=Custom Text Color
 watermark.selectText.1=Hautatu PDFa ur-marka gehitzeko:
 watermark.selectText.2=Ur-markaren testua:
 watermark.selectText.3=Letra-tipoaren tamaina:
@@ -1112,7 +1129,7 @@ changeMetadata.submit=Aldatu
 #pdfToPDFA
 pdfToPDFA.title=PDFa PDF/A bihurtu
 pdfToPDFA.header=PDFa PDF/A bihurtu
-pdfToPDFA.credit=Zerbitzu honek ghostscript erabiltzen du PDFak PDF/A bihurtzeko
+pdfToPDFA.credit=Zerbitzu honek qpdf erabiltzen du PDFak PDF/A bihurtzeko
 pdfToPDFA.submit=Bihurtu
 pdfToPDFA.tip=Currently does not work for multiple inputs at once
 pdfToPDFA.outputFormat=Output format
@@ -1260,3 +1277,51 @@ splitByChapters.desc.2=Bookmark Level: Choose the level of bookmarks to use for
 splitByChapters.desc.3=Include Metadata: If checked, the original PDF's metadata will be included in each split PDF.
 splitByChapters.desc.4=Allow Duplicates: If checked, allows multiple bookmarks on the same page to create separate PDFs.
 splitByChapters.submit=Split PDF
+
+#File Chooser
+fileChooser.click=Click
+fileChooser.or=or
+fileChooser.dragAndDrop=Drag & Drop
+fileChooser.hoveredDragAndDrop=Drag & Drop file(s) here
+
+#release notes
+releases.footer=Releases
+releases.title=Release Notes
+releases.header=Release Notes
+releases.current.version=Current Release
+releases.note=Release notes are only available in English
+
+#Validate Signature
+validateSignature.title=Validate PDF Signatures
+validateSignature.header=Validate Digital Signatures
+validateSignature.selectPDF=Select signed PDF file
+validateSignature.submit=Validate Signatures
+validateSignature.results=Validation Results
+validateSignature.status=Status
+validateSignature.signer=Signer
+validateSignature.date=Date
+validateSignature.reason=Reason
+validateSignature.location=Location
+validateSignature.noSignatures=No digital signatures found in this document
+validateSignature.status.valid=Valid
+validateSignature.status.invalid=Invalid
+validateSignature.chain.invalid=Certificate chain validation failed - cannot verify signer's identity
+validateSignature.trust.invalid=Certificate not in trust store - source cannot be verified
+validateSignature.cert.expired=Certificate has expired
+validateSignature.cert.revoked=Certificate has been revoked
+validateSignature.signature.info=Signature Information
+validateSignature.signature=Signature
+validateSignature.signature.mathValid=Signature is mathematically valid BUT:
+validateSignature.selectCustomCert=Custom Certificate File X.509 (Optional)
+validateSignature.cert.info=Certificate Details
+validateSignature.cert.issuer=Issuer
+validateSignature.cert.subject=Subject
+validateSignature.cert.serialNumber=Serial Number
+validateSignature.cert.validFrom=Valid From
+validateSignature.cert.validUntil=Valid Until
+validateSignature.cert.algorithm=Algorithm
+validateSignature.cert.keySize=Key Size
+validateSignature.cert.version=Version
+validateSignature.cert.keyUsage=Key Usage
+validateSignature.cert.selfSigned=Self-Signed
+validateSignature.cert.bits=bits
--- a/src/main/resources/messages_fa_IR.properties
+++ b/src/main/resources/messages_fa_IR.properties
--- a/src/main/resources/messages_fr_FR.properties
+++ b/src/main/resources/messages_fr_FR.properties
@@ -512,6 +512,10 @@ home.splitPdfByChapters.title=Séparer un PDF par chapitres
 home.splitPdfByChapters.desc=Séparez un PDF en fichiers multiples en fonction de sa structure par chapitres.
 splitPdfByChapters.tags=séparer,chapitres,split,chapters,bookmarks,organize

+home.validateSignature.title=Validate PDF Signature
+home.validateSignature.desc=Verify digital signatures and certificates in PDF documents
+validateSignature.tags=signature,verify,validate,pdf,certificate,digital signature,Validate Signature,Validate certificate
+
 #replace-invert-color
 replace-color.title=Remplacer-Inverser-Couleur
 replace-color.header=Remplacer-Inverser Couleur PDF
@@ -868,7 +872,7 @@ ocr.selectText.10=Mode OCR
 ocr.selectText.11=Supprimer les images après l'OCR (Supprime TOUTES les images, utile uniquement si elles font partie de l'étape de conversion)
 ocr.selectText.12=Type de rendu (avancé)
 ocr.help=Veuillez lire cette documentation pour savoir comment utiliser l'OCR pour d'autres langues ou une utilisation hors Docker :
-ocr.credit=Ce service utilise OCRmyPDF et Tesseract pour l'OCR.
+ocr.credit=Ce service utilise qpdf et Tesseract pour l'OCR.
 ocr.submit=Traiter


@@ -892,7 +896,7 @@ fileToPDF.submit=Convertir
 #compress
 compress.title=Compresser un PDF
 compress.header=Compresser un PDF (lorsque c'est possible!)
-compress.credit=Ce service utilise Ghostscript pour la compression et l'optimisation des PDF.
+compress.credit=Ce service utilise qpdf pour la compression et l'optimisation des PDF.
 compress.selectText.1=Mode manuel – de 1 à 4
 compress.selectText.2=Niveau d'optimisation
 compress.selectText.3=4 (terrible pour les images textuelles)
@@ -958,6 +962,18 @@ multiTool.moveLeft=Déplacer vers la gauche
 multiTool.moveRight=Déplacer vers la droite
 multiTool.delete=Supprimer
 multiTool.dragDropMessage=Page(s) sélectionnées
+multiTool.undo=Undo
+multiTool.redo=Redo
+
+#decrypt
+decrypt.passwordPrompt=This file is password-protected. Please enter the password:
+decrypt.cancelled=Operation cancelled for PDF: {0}
+decrypt.noPassword=No password provided for encrypted PDF: {0}
+decrypt.invalidPassword=Please try again with the correct password.
+decrypt.invalidPasswordHeader=Incorrect password or unsupported encryption for PDF: {0}
+decrypt.unexpectedError=There was an error processing the file. Please try again.
+decrypt.serverError=Server error while decrypting: {0}
+decrypt.success=File decrypted successfully.

 #multiTool-advert
 multiTool-advert.message=Cette fonctionnalité est aussi disponible dans la <a href="{0}">page de l'outil multifonction</a>. Allez-y pour une interface page par page améliorée et des fonctionnalités additionnelles !
@@ -1050,12 +1066,13 @@ addPassword.submit=Chiffrer
 #watermark
 watermark.title=Ajouter un filigrane
 watermark.header=Ajouter un filigrane
+watermark.customColor=Couleur de texte personnalisée
 watermark.selectText.1=PDF auquel ajouter un filigrane
 watermark.selectText.2=Texte du filigrane
 watermark.selectText.3=Taille de police
 watermark.selectText.4=Rotation (de 0 à 360 degrés)
-watermark.selectText.5=widthSpacer (espace entre chaque filigrane horizontalement)
-watermark.selectText.6=heightSpacer (espace entre chaque filigrane verticalement)
+watermark.selectText.5=Width Spacer (espace entre chaque filigrane horizontalement)
+watermark.selectText.6=Height Spacer (espace entre chaque filigrane verticalement)
 watermark.selectText.7=Opacité (de 0% à 100%)
 watermark.selectText.8=Type de filigrane
 watermark.selectText.9=Image du filigrane
@@ -1112,7 +1129,7 @@ changeMetadata.submit=Modifier
 #pdfToPDFA
 pdfToPDFA.title=PDF en PDF/A
 pdfToPDFA.header=PDF en PDF/A
-pdfToPDFA.credit=Ce service utilise ghostscript pour la conversion en PDF/A.
+pdfToPDFA.credit=Ce service utilise qpdf pour la conversion en PDF/A.
 pdfToPDFA.submit=Convertir
 pdfToPDFA.tip=Ne fonctionne actuellement pas pour plusieurs entrées à la fois
 pdfToPDFA.outputFormat=Format de sortie
@@ -1260,3 +1277,51 @@ splitByChapters.desc.2=Niveau de Signet : Choisissez le niveau de signets à uti
 splitByChapters.desc.3=Inclure les Métadonnées : Si coché, les métadonnées du PDF original seront incluses dans chaque PDF divisé.
 splitByChapters.desc.4=Autoriser les Doublons : Si coché, permet à plusieurs signets sur la même page de créer des PDF séparés.
 splitByChapters.submit=Diviser le PDF
+
+#File Chooser
+fileChooser.click=Click
+fileChooser.or=or
+fileChooser.dragAndDrop=Drag & Drop
+fileChooser.hoveredDragAndDrop=Drag & Drop file(s) here
+
+#release notes
+releases.footer=Releases
+releases.title=Release Notes
+releases.header=Release Notes
+releases.current.version=Current Release
+releases.note=Release notes are only available in English
+
+#Validate Signature
+validateSignature.title=Validate PDF Signatures
+validateSignature.header=Validate Digital Signatures
+validateSignature.selectPDF=Select signed PDF file
+validateSignature.submit=Validate Signatures
+validateSignature.results=Validation Results
+validateSignature.status=Status
+validateSignature.signer=Signer
+validateSignature.date=Date
+validateSignature.reason=Reason
+validateSignature.location=Location
+validateSignature.noSignatures=No digital signatures found in this document
+validateSignature.status.valid=Valid
+validateSignature.status.invalid=Invalid
+validateSignature.chain.invalid=Certificate chain validation failed - cannot verify signer's identity
+validateSignature.trust.invalid=Certificate not in trust store - source cannot be verified
+validateSignature.cert.expired=Certificate has expired
+validateSignature.cert.revoked=Certificate has been revoked
+validateSignature.signature.info=Signature Information
+validateSignature.signature=Signature
+validateSignature.signature.mathValid=Signature is mathematically valid BUT:
+validateSignature.selectCustomCert=Custom Certificate File X.509 (Optional)
+validateSignature.cert.info=Certificate Details
+validateSignature.cert.issuer=Issuer
+validateSignature.cert.subject=Subject
+validateSignature.cert.serialNumber=Serial Number
+validateSignature.cert.validFrom=Valid From
+validateSignature.cert.validUntil=Valid Until
+validateSignature.cert.algorithm=Algorithm
+validateSignature.cert.keySize=Key Size
+validateSignature.cert.version=Version
+validateSignature.cert.keyUsage=Key Usage
+validateSignature.cert.selfSigned=Self-Signed
+validateSignature.cert.bits=bits
--- a/src/main/resources/messages_ga_IE.properties
+++ b/src/main/resources/messages_ga_IE.properties
@@ -512,6 +512,10 @@ home.splitPdfByChapters.title=Split PDF by Chapters
 home.splitPdfByChapters.desc=Split a PDF into multiple files based on its chapter structure.
 splitPdfByChapters.tags=split,chapters,bookmarks,organize

+home.validateSignature.title=Validate PDF Signature
+home.validateSignature.desc=Verify digital signatures and certificates in PDF documents
+validateSignature.tags=signature,verify,validate,pdf,certificate,digital signature,Validate Signature,Validate certificate
+
 #replace-invert-color
 replace-color.title=Replace-Invert-Color
 replace-color.header=Replace-Invert Color PDF
@@ -868,7 +872,7 @@ ocr.selectText.10=Mód OCR
 ocr.selectText.11=Bain íomhánna tar éis OCR (Bain GACH íomhá, ní úsáideach ach amháin má tá siad mar chuid den chéim tiontaithe)
 ocr.selectText.12=Cineál Rindreála (Ardleibhéal)
 ocr.help=Léigh le do thoil an doiciméadú seo ar conas é seo a úsáid do theangacha eile agus/nó úsáid nach bhfuil i ndugairí
-ocr.credit=Úsáideann an tseirbhís seo OCRmyPDF agus Tesseract le haghaidh OCR.
+ocr.credit=Úsáideann an tseirbhís seo qpdf agus Tesseract le haghaidh OCR.
 ocr.submit=Próiseáil PDF le OCR


@@ -892,7 +896,7 @@ fileToPDF.submit=Tiontaigh go PDF
 #compress
 compress.title=Comhbhrúigh
 compress.header=Comhbhrúigh PDF
-compress.credit=Úsáideann an tseirbhís seo Ghostscript le haghaidh Comhbhrú/Optimization PDF.
+compress.credit=Úsáideann an tseirbhís seo qpdf le haghaidh Comhbhrú/Optimization PDF.
 compress.selectText.1=Mód Láimhe - Ó 1 go 4
 compress.selectText.2=Leibhéal optamaithe:
 compress.selectText.3=4 (Uafásach le haghaidh íomhánna téacs)
@@ -958,6 +962,18 @@ multiTool.moveLeft=Move Left
 multiTool.moveRight=Move Right
 multiTool.delete=Delete
 multiTool.dragDropMessage=Page(s) Selected
+multiTool.undo=Undo
+multiTool.redo=Redo
+
+#decrypt
+decrypt.passwordPrompt=This file is password-protected. Please enter the password:
+decrypt.cancelled=Operation cancelled for PDF: {0}
+decrypt.noPassword=No password provided for encrypted PDF: {0}
+decrypt.invalidPassword=Please try again with the correct password.
+decrypt.invalidPasswordHeader=Incorrect password or unsupported encryption for PDF: {0}
+decrypt.unexpectedError=There was an error processing the file. Please try again.
+decrypt.serverError=Server error while decrypting: {0}
+decrypt.success=File decrypted successfully.

 #multiTool-advert
 multiTool-advert.message=This feature is also available in our <a href="{0}">multi-tool page</a>. Check it out for enhanced page-by-page UI and additional features!
@@ -1050,11 +1066,12 @@ addPassword.submit=Criptigh
 #watermark
 watermark.title=Cuir Uisce leis
 watermark.header=Cuir Uisce leis
+watermark.customColor=Dath Téacs Saincheaptha
 watermark.selectText.1=Roghnaigh PDF chun comhartha uisce a chur leis:
 watermark.selectText.2=Téacs Comhartha Uisce:
 watermark.selectText.3=Méid cló:
 watermark.selectText.4=Rothlú (0-360):
-watermark.selectText.5=widthSpacer (Spás idir gach comhartha uisce go cothrománach):
+watermark.selectText.5=Width Spacer (Spás idir gach comhartha uisce go cothrománach):
 watermark.selectText.6=spásaire airde (Spás idir gach comhartha uisce go hingearach):
 watermark.selectText.7=Teimhneacht (0% - 100%):
 watermark.selectText.8=Cineál Comhartha Uisce:
@@ -1112,7 +1129,7 @@ changeMetadata.submit=Athrú
 #pdfToPDFA
 pdfToPDFA.title=PDF Go PDF/A
 pdfToPDFA.header=PDF Go PDF/A
-pdfToPDFA.credit=Úsáideann an tseirbhís seo ghostscript chun PDF/A a thiontú
+pdfToPDFA.credit=Úsáideann an tseirbhís seo qpdf chun PDF/A a thiontú
 pdfToPDFA.submit=Tiontaigh
 pdfToPDFA.tip=Faoi láthair ní oibríonn sé le haghaidh ionchuir iolracha ag an am céanna
 pdfToPDFA.outputFormat=Formáid aschuir
@@ -1260,3 +1277,51 @@ splitByChapters.desc.2=Bookmark Level: Choose the level of bookmarks to use for
 splitByChapters.desc.3=Include Metadata: If checked, the original PDF's metadata will be included in each split PDF.
 splitByChapters.desc.4=Allow Duplicates: If checked, allows multiple bookmarks on the same page to create separate PDFs.
 splitByChapters.submit=Split PDF
+
+#File Chooser
+fileChooser.click=Click
+fileChooser.or=or
+fileChooser.dragAndDrop=Drag & Drop
+fileChooser.hoveredDragAndDrop=Drag & Drop file(s) here
+
+#release notes
+releases.footer=Releases
+releases.title=Release Notes
+releases.header=Release Notes
+releases.current.version=Current Release
+releases.note=Release notes are only available in English
+
+#Validate Signature
+validateSignature.title=Validate PDF Signatures
+validateSignature.header=Validate Digital Signatures
+validateSignature.selectPDF=Select signed PDF file
+validateSignature.submit=Validate Signatures
+validateSignature.results=Validation Results
+validateSignature.status=Status
+validateSignature.signer=Signer
+validateSignature.date=Date
+validateSignature.reason=Reason
+validateSignature.location=Location
+validateSignature.noSignatures=No digital signatures found in this document
+validateSignature.status.valid=Valid
+validateSignature.status.invalid=Invalid
+validateSignature.chain.invalid=Certificate chain validation failed - cannot verify signer's identity
+validateSignature.trust.invalid=Certificate not in trust store - source cannot be verified
+validateSignature.cert.expired=Certificate has expired
+validateSignature.cert.revoked=Certificate has been revoked
+validateSignature.signature.info=Signature Information
+validateSignature.signature=Signature
+validateSignature.signature.mathValid=Signature is mathematically valid BUT:
+validateSignature.selectCustomCert=Custom Certificate File X.509 (Optional)
+validateSignature.cert.info=Certificate Details
+validateSignature.cert.issuer=Issuer
+validateSignature.cert.subject=Subject
+validateSignature.cert.serialNumber=Serial Number
+validateSignature.cert.validFrom=Valid From
+validateSignature.cert.validUntil=Valid Until
+validateSignature.cert.algorithm=Algorithm
+validateSignature.cert.keySize=Key Size
+validateSignature.cert.version=Version
+validateSignature.cert.keyUsage=Key Usage
+validateSignature.cert.selfSigned=Self-Signed
+validateSignature.cert.bits=bits
--- a/src/main/resources/messages_hi_IN.properties
+++ b/src/main/resources/messages_hi_IN.properties
@@ -512,6 +512,10 @@ home.splitPdfByChapters.title=अध्यायों पर अलग-कर
 home.splitPdfByChapters.desc=पुस्तक के अध्याय की संरचना पर आधारित एक PDF को बहिन-भागों में विभाजित करें
 splitPdfByChapters.tags=विभाजन,अध्याय,पसंदीदा,रजैत

+home.validateSignature.title=Validate PDF Signature
+home.validateSignature.desc=Verify digital signatures and certificates in PDF documents
+validateSignature.tags=signature,verify,validate,pdf,certificate,digital signature,Validate Signature,Validate certificate
+
 #replace-invert-color
 replace-color.title=Replace-Invert-Color
 replace-color.header=चित्र रंग परिवर्तन/उलटकर परिवर्तन PDF
@@ -868,7 +872,7 @@ ocr.selectText.10=OCR मोड
 ocr.selectText.11=OCR के बाद छवियां हटाएँ (सभी छवियां हटाएँ, केवल परिवर्तन चरण का हिस्सा होता है)
 ocr.selectText.12=रेंडर टाइप (उन्नत)
 ocr.help=कृपया इस डॉक्यूमेंटेशन को पढ़ें कि इसे अन्य भाषाओं के लिए कैसे उपयोग किया जाता है और/या डॉकर में नहीं हैं
-ocr.credit=इस सेवा में OCRmyPDF और टेसरेक्ट का उपयोग होता है।
+ocr.credit=इस सेवा में qpdf और टेसरेक्ट का उपयोग होता है।
 ocr.submit=OCR के साथ PDF प्रोसेस करें


@@ -892,7 +896,7 @@ fileToPDF.submit=पीडीएफ़ में बदलें
 #compress
 compress.title=संकुचित करें
 compress.header=PDF को संकुचित करें
-compress.credit=यह सेवा PDF संकुचन/अनुकूलन के लिए Ghostscript का उपयोग करती है।
+compress.credit=यह सेवा PDF संकुचन/अनुकूलन के लिए qpdf का उपयोग करती है।
 compress.selectText.1=मैनुअल मोड - 1 से 4 तक
 compress.selectText.2=अनुकूलन स्तर:
 compress.selectText.3=4 (पाठ छवियों के लिए अत्यधिक)
@@ -958,6 +962,18 @@ multiTool.moveLeft=Move Left
 multiTool.moveRight=Move Right
 multiTool.delete=Delete
 multiTool.dragDropMessage=Page(s) Selected
+multiTool.undo=Undo
+multiTool.redo=Redo
+
+#decrypt
+decrypt.passwordPrompt=This file is password-protected. Please enter the password:
+decrypt.cancelled=Operation cancelled for PDF: {0}
+decrypt.noPassword=No password provided for encrypted PDF: {0}
+decrypt.invalidPassword=Please try again with the correct password.
+decrypt.invalidPasswordHeader=Incorrect password or unsupported encryption for PDF: {0}
+decrypt.unexpectedError=There was an error processing the file. Please try again.
+decrypt.serverError=Server error while decrypting: {0}
+decrypt.success=File decrypted successfully.

 #multiTool-advert
 multiTool-advert.message=This feature is also available in our <a href="{0}">multi-tool page</a>. Check it out for enhanced page-by-page UI and additional features!
@@ -1050,6 +1066,7 @@ addPassword.submit=एन्क्रिप्ट करें
 #watermark
 watermark.title=वॉटरमार्क जोड़ें
 watermark.header=वॉटरमार्क जोड़ें
+watermark.customColor=संवैधित टेक्स्ट रंग
 watermark.selectText.1=वॉटरमार्क जोड़ने के लिए पीडीएफ चुनें:
 watermark.selectText.2=वॉटरमार्क टेक्स्ट:
 watermark.selectText.3=फ़ॉन्ट साइज़:
@@ -1112,7 +1129,7 @@ changeMetadata.submit=बदलें
 #pdfToPDFA
 pdfToPDFA.title=PDF से PDF/A में
 pdfToPDFA.header=PDF से PDF/A में
-pdfToPDFA.credit=इस सेवा में PDF/A परिवर्तन के लिए ghostscript का उपयोग किया जाता है।
+pdfToPDFA.credit=इस सेवा में PDF/A परिवर्तन के लिए qpdf का उपयोग किया जाता है।
 pdfToPDFA.submit=परिवर्तित करें
 pdfToPDFA.tip=यह सैकड़ों प्रविष्टियाँ एक ही समय में काम करते हैं
 pdfToPDFA.outputFormat=आउटपुट फॉर्मेट
@@ -1260,3 +1277,51 @@ splitByChapters.desc.2=लेमैक्स स्तर: विभाजन
 splitByChapters.desc.3=मॉडेटरेट का शामिल करें: यदि सत्यापित किया जाता है, प्रारंभिक PDF की मॉडेटरेट को प्रत्येक विभाग PDF में शामिल किया जाएगा।
 splitByChapters.desc.4=यादृच्छिक पुनरावृत्ति अनुमोदित: यदि सत्यापित किया जाता है, एक ही पेज पर दोहरे मूल्यांकन पब्लिक पीड़एफ बनाने की संभावना देता है।
 splitByChapters.submit=PDF विभाजित
+
+#File Chooser
+fileChooser.click=Click
+fileChooser.or=or
+fileChooser.dragAndDrop=Drag & Drop
+fileChooser.hoveredDragAndDrop=Drag & Drop file(s) here
+
+#release notes
+releases.footer=Releases
+releases.title=Release Notes
+releases.header=Release Notes
+releases.current.version=Current Release
+releases.note=Release notes are only available in English
+
+#Validate Signature
+validateSignature.title=Validate PDF Signatures
+validateSignature.header=Validate Digital Signatures
+validateSignature.selectPDF=Select signed PDF file
+validateSignature.submit=Validate Signatures
+validateSignature.results=Validation Results
+validateSignature.status=Status
+validateSignature.signer=Signer
+validateSignature.date=Date
+validateSignature.reason=Reason
+validateSignature.location=Location
+validateSignature.noSignatures=No digital signatures found in this document
+validateSignature.status.valid=Valid
+validateSignature.status.invalid=Invalid
+validateSignature.chain.invalid=Certificate chain validation failed - cannot verify signer's identity
+validateSignature.trust.invalid=Certificate not in trust store - source cannot be verified
+validateSignature.cert.expired=Certificate has expired
+validateSignature.cert.revoked=Certificate has been revoked
+validateSignature.signature.info=Signature Information
+validateSignature.signature=Signature
+validateSignature.signature.mathValid=Signature is mathematically valid BUT:
+validateSignature.selectCustomCert=Custom Certificate File X.509 (Optional)
+validateSignature.cert.info=Certificate Details
+validateSignature.cert.issuer=Issuer
+validateSignature.cert.subject=Subject
+validateSignature.cert.serialNumber=Serial Number
+validateSignature.cert.validFrom=Valid From
+validateSignature.cert.validUntil=Valid Until
+validateSignature.cert.algorithm=Algorithm
+validateSignature.cert.keySize=Key Size
+validateSignature.cert.version=Version
+validateSignature.cert.keyUsage=Key Usage
+validateSignature.cert.selfSigned=Self-Signed
+validateSignature.cert.bits=bits
--- a/src/main/resources/messages_hr_HR.properties
+++ b/src/main/resources/messages_hr_HR.properties
@@ -512,6 +512,10 @@ home.splitPdfByChapters.title=Podijeli PDF prema glavama
 home.splitPdfByChapters.desc=Podijeli PDF na više datoteka prema njegovom strukturnom obliku glava.
 splitPdfByChapters.tags=podjela, glave, markere, organizacija

+home.validateSignature.title=Validate PDF Signature
+home.validateSignature.desc=Verify digital signatures and certificates in PDF documents
+validateSignature.tags=signature,verify,validate,pdf,certificate,digital signature,Validate Signature,Validate certificate
+
 #replace-invert-color
 replace-color.title=Replace-Invert-Color
 replace-color.header=Zameni-inverziranje boja u PDF-u
@@ -868,7 +872,7 @@ ocr.selectText.10=OCR način
 ocr.selectText.11=Ukloni slike nakon OCR-a (Uklanja SVE slike, korisno samo ako je dio koraka konverzije)
 ocr.selectText.12=Vrsta iscrtavanja (napredno)
 ocr.help=Pročitajte ovu dokumentaciju o tome kako ovo koristiti za druge jezike i/ili koristiti ne u dockeru
-ocr.credit=Ova usluga koristi OCRmyPDF i Tesseract za OCR.
+ocr.credit=Ova usluga koristi qpdf i Tesseract za OCR.
 ocr.submit=Obradi PDF sa OCR-om


@@ -892,7 +896,7 @@ fileToPDF.submit=Pretvori u PDF
 #compress
 compress.title=Komprimirajte
 compress.header=Komprimirajte PDF
-compress.credit=Ova usluga koristi Ghostscript za komprimiranje / optimizaciju PDF-a.
+compress.credit=Ova usluga koristi qpdf za komprimiranje / optimizaciju PDF-a.
 compress.selectText.1=Ručni režim - Od 1 do 4
 compress.selectText.2=Nivo optimizacije:
 compress.selectText.3=4 (Užasno za tekstualne slike)
@@ -958,6 +962,18 @@ multiTool.moveLeft=Move Left
 multiTool.moveRight=Move Right
 multiTool.delete=Delete
 multiTool.dragDropMessage=Page(s) Selected
+multiTool.undo=Undo
+multiTool.redo=Redo
+
+#decrypt
+decrypt.passwordPrompt=This file is password-protected. Please enter the password:
+decrypt.cancelled=Operation cancelled for PDF: {0}
+decrypt.noPassword=No password provided for encrypted PDF: {0}
+decrypt.invalidPassword=Please try again with the correct password.
+decrypt.invalidPasswordHeader=Incorrect password or unsupported encryption for PDF: {0}
+decrypt.unexpectedError=There was an error processing the file. Please try again.
+decrypt.serverError=Server error while decrypting: {0}
+decrypt.success=File decrypted successfully.

 #multiTool-advert
 multiTool-advert.message=This feature is also available in our <a href="{0}">multi-tool page</a>. Check it out for enhanced page-by-page UI and additional features!
@@ -1050,6 +1066,7 @@ addPassword.submit=Šifriraj
 #watermark
 watermark.title=Dodaj vodeni žig
 watermark.header=Dodaj vodeni žig
+watermark.customColor=Prilagođena boja teksta
 watermark.selectText.1=Izaberite PDF za dodavanje vodenog žiga:
 watermark.selectText.2=Tekst vodenog žiga:
 watermark.selectText.3=Veličina fonta:
@@ -1112,7 +1129,7 @@ changeMetadata.submit=Promijeniti
 #pdfToPDFA
 pdfToPDFA.title=PDF u PDF/A
 pdfToPDFA.header=PDF u PDF/A
-pdfToPDFA.credit=Ova usluga koristi ghostscript za PDF/A pretvorbu
+pdfToPDFA.credit=Ova usluga koristi qpdf za PDF/A pretvorbu
 pdfToPDFA.submit=Pretvoriti
 pdfToPDFA.tip=Trenutno ne radi za više unosa odjednom
 pdfToPDFA.outputFormat=Izlazni format
@@ -1260,3 +1277,51 @@ splitByChapters.desc.2=Nivo oznaka: Odaberite nivo oznaka koji će se koristiti
 splitByChapters.desc.3=Uključi metapodatke: Ako je pokušano, metapodaci iz originalne PDF datoteke će biti uključeni u svaku podijeljenu PDF datoteku.
 splitByChapters.desc.4=Dopuštaj duplikate: Ako je ova opcija zaštićena, dozvoljava se da se na istoj strani mogu stvoriti posebne PDF datoteke s više oznaka.
 splitByChapters.submit=Podijeli PDF
+
+#File Chooser
+fileChooser.click=Click
+fileChooser.or=or
+fileChooser.dragAndDrop=Drag & Drop
+fileChooser.hoveredDragAndDrop=Drag & Drop file(s) here
+
+#release notes
+releases.footer=Releases
+releases.title=Release Notes
+releases.header=Release Notes
+releases.current.version=Current Release
+releases.note=Release notes are only available in English
+
+#Validate Signature
+validateSignature.title=Validate PDF Signatures
+validateSignature.header=Validate Digital Signatures
+validateSignature.selectPDF=Select signed PDF file
+validateSignature.submit=Validate Signatures
+validateSignature.results=Validation Results
+validateSignature.status=Status
+validateSignature.signer=Signer
+validateSignature.date=Date
+validateSignature.reason=Reason
+validateSignature.location=Location
+validateSignature.noSignatures=No digital signatures found in this document
+validateSignature.status.valid=Valid
+validateSignature.status.invalid=Invalid
+validateSignature.chain.invalid=Certificate chain validation failed - cannot verify signer's identity
+validateSignature.trust.invalid=Certificate not in trust store - source cannot be verified
+validateSignature.cert.expired=Certificate has expired
+validateSignature.cert.revoked=Certificate has been revoked
+validateSignature.signature.info=Signature Information
+validateSignature.signature=Signature
+validateSignature.signature.mathValid=Signature is mathematically valid BUT:
+validateSignature.selectCustomCert=Custom Certificate File X.509 (Optional)
+validateSignature.cert.info=Certificate Details
+validateSignature.cert.issuer=Issuer
+validateSignature.cert.subject=Subject
+validateSignature.cert.serialNumber=Serial Number
+validateSignature.cert.validFrom=Valid From
+validateSignature.cert.validUntil=Valid Until
+validateSignature.cert.algorithm=Algorithm
+validateSignature.cert.keySize=Key Size
+validateSignature.cert.version=Version
+validateSignature.cert.keyUsage=Key Usage
+validateSignature.cert.selfSigned=Self-Signed
+validateSignature.cert.bits=bits
--- a/src/main/resources/messages_hu_HU.properties
+++ b/src/main/resources/messages_hu_HU.properties
@@ -512,6 +512,10 @@ home.splitPdfByChapters.title=PDF felosztása fejezetek szerint
 home.splitPdfByChapters.desc=Fejezetei alapján egy PDF fájl több dokumentumba osztás.
 splitPdfByChapters.tags=Osztás, fejezetek, jelezes, organizálás

+home.validateSignature.title=Validate PDF Signature
+home.validateSignature.desc=Verify digital signatures and certificates in PDF documents
+validateSignature.tags=signature,verify,validate,pdf,certificate,digital signature,Validate Signature,Validate certificate
+
 #replace-invert-color
 replace-color.title=Replace-Invert-Color
 replace-color.header=Visszaalakítás-összevétel a színekkel PDF-ben
@@ -868,7 +872,7 @@ ocr.selectText.10=OCR mód
 ocr.selectText.11=Képek eltávolítása OCR után (Az ÖSSZES kép eltávolítása, csak akkor hasznos, ha a konverzió része)
 ocr.selectText.12=Render típusa (Speciális)
 ocr.help=Kérjük, olvassa el ezt a dokumentációt az egyéb nyelvek használatához és/vagy a nem Docker-es használathoz.
-ocr.credit=Ez a szolgáltatás az OCRmyPDF és a Tesseract OCR használatával működik.
+ocr.credit=Ez a szolgáltatás az qpdf és a Tesseract OCR használatával működik.
 ocr.submit=PDF feldolgozása OCR-rel


@@ -892,7 +896,7 @@ fileToPDF.submit=Konvertálás PDF dokumentummá
 #compress
 compress.title=Tömörítés
 compress.header=PDF tömörítése
-compress.credit=Ez a szolgáltatás a Ghostscript-et használja a PDF tömörítéséhez/optimalizálásához.
+compress.credit=Ez a szolgáltatás a qpdf-et használja a PDF tömörítéséhez/optimalizálásához.
 compress.selectText.1=Kézi mód - 1-től 4-ig
 compress.selectText.2=Optimalizálási szint:
 compress.selectText.3=4 (nem ajánlott a szöveges képekhez)
@@ -958,6 +962,18 @@ multiTool.moveLeft=Move Left
 multiTool.moveRight=Move Right
 multiTool.delete=Delete
 multiTool.dragDropMessage=Page(s) Selected
+multiTool.undo=Undo
+multiTool.redo=Redo
+
+#decrypt
+decrypt.passwordPrompt=This file is password-protected. Please enter the password:
+decrypt.cancelled=Operation cancelled for PDF: {0}
+decrypt.noPassword=No password provided for encrypted PDF: {0}
+decrypt.invalidPassword=Please try again with the correct password.
+decrypt.invalidPasswordHeader=Incorrect password or unsupported encryption for PDF: {0}
+decrypt.unexpectedError=There was an error processing the file. Please try again.
+decrypt.serverError=Server error while decrypting: {0}
+decrypt.success=File decrypted successfully.

 #multiTool-advert
 multiTool-advert.message=This feature is also available in our <a href="{0}">multi-tool page</a>. Check it out for enhanced page-by-page UI and additional features!
@@ -1050,12 +1066,13 @@ addPassword.submit=Titkosítás
 #watermark
 watermark.title=Vízjel hozzáadása
 watermark.header=Vízjel hozzáadása
+watermark.customColor=Egyéni szövegszín
 watermark.selectText.1=Válassza ki a PDF-t, amelyhez vízjelet kíván hozzáadni:
 watermark.selectText.2=Vízjel szövege:
 watermark.selectText.3=Betűméret:
 watermark.selectText.4=Forgatás (0-360):
-watermark.selectText.5=widthSpacer (Hely a vízjelek között vízszintesen):
-watermark.selectText.6=heightSpacer (Hely a vízjelek között függőlegesen):
+watermark.selectText.5=Width Spacer (Hely a vízjelek között vízszintesen):
+watermark.selectText.6=Height Spacer (Hely a vízjelek között függőlegesen):
 watermark.selectText.7=Átlátszóság (0% - 100%):
 watermark.selectText.8=Vízjel típusa:
 watermark.selectText.9=Vízjel képe:
@@ -1112,7 +1129,7 @@ changeMetadata.submit=Módosítás
 #pdfToPDFA
 pdfToPDFA.title=PDF >> PDF/A
 pdfToPDFA.header=PDF >> PDF/A
-pdfToPDFA.credit=Ez a szolgáltatás az ghostscript-t használja a PDF/A konverzióhoz
+pdfToPDFA.credit=Ez a szolgáltatás az qpdf-t használja a PDF/A konverzióhoz
 pdfToPDFA.submit=Konvertálás
 pdfToPDFA.tip=Jelenleg egyszerre több fájl nem működik ezzel a funkcióval
 pdfToPDFA.outputFormat=Kimeneti formátum
@@ -1260,3 +1277,51 @@ splitByChapters.desc.2=Bookmark Level: Choose the level of bookmarks to use for
 splitByChapters.desc.3=Metaadatok belefoglalása: Ha bevanítva van, az eredeti PDF fájl metaadatai megtartódnak minden osztott fájlban.
 splitByChapters.desc.4=Duplikációk engedélyezése: Ha bevanítva van, lehetővé teszi a megadott oldalon lévő több kijelzőszint alapján új PDF-ek létrehozása.
 splitByChapters.submit=PDF osztás
+
+#File Chooser
+fileChooser.click=Click
+fileChooser.or=or
+fileChooser.dragAndDrop=Drag & Drop
+fileChooser.hoveredDragAndDrop=Drag & Drop file(s) here
+
+#release notes
+releases.footer=Releases
+releases.title=Release Notes
+releases.header=Release Notes
+releases.current.version=Current Release
+releases.note=Release notes are only available in English
+
+#Validate Signature
+validateSignature.title=Validate PDF Signatures
+validateSignature.header=Validate Digital Signatures
+validateSignature.selectPDF=Select signed PDF file
+validateSignature.submit=Validate Signatures
+validateSignature.results=Validation Results
+validateSignature.status=Status
+validateSignature.signer=Signer
+validateSignature.date=Date
+validateSignature.reason=Reason
+validateSignature.location=Location
+validateSignature.noSignatures=No digital signatures found in this document
+validateSignature.status.valid=Valid
+validateSignature.status.invalid=Invalid
+validateSignature.chain.invalid=Certificate chain validation failed - cannot verify signer's identity
+validateSignature.trust.invalid=Certificate not in trust store - source cannot be verified
+validateSignature.cert.expired=Certificate has expired
+validateSignature.cert.revoked=Certificate has been revoked
+validateSignature.signature.info=Signature Information
+validateSignature.signature=Signature
+validateSignature.signature.mathValid=Signature is mathematically valid BUT:
+validateSignature.selectCustomCert=Custom Certificate File X.509 (Optional)
+validateSignature.cert.info=Certificate Details
+validateSignature.cert.issuer=Issuer
+validateSignature.cert.subject=Subject
+validateSignature.cert.serialNumber=Serial Number
+validateSignature.cert.validFrom=Valid From
+validateSignature.cert.validUntil=Valid Until
+validateSignature.cert.algorithm=Algorithm
+validateSignature.cert.keySize=Key Size
+validateSignature.cert.version=Version
+validateSignature.cert.keyUsage=Key Usage
+validateSignature.cert.selfSigned=Self-Signed
+validateSignature.cert.bits=bits
--- a/src/main/resources/messages_id_ID.properties
+++ b/src/main/resources/messages_id_ID.properties
@@ -512,6 +512,10 @@ home.splitPdfByChapters.title=Pisahkan PDF berdasarkan Bab
 home.splitPdfByChapters.desc=Memisahkan PDF menjadi beberapa file berdasarkan struktur babnya.
 splitPdfByChapters.tags=pemisahan,bab,bookmark,atur

+home.validateSignature.title=Validate PDF Signature
+home.validateSignature.desc=Verify digital signatures and certificates in PDF documents
+validateSignature.tags=signature,verify,validate,pdf,certificate,digital signature,Validate Signature,Validate certificate
+
 #replace-invert-color
 replace-color.title=Ganti-Inversi-Warna
 replace-color.header=Ganti-Inversi Warna PDF
@@ -868,7 +872,7 @@ ocr.selectText.10=Mode OCR
 ocr.selectText.11=Hapus gambar setelah OCR (Menghapus Semua gambar, hanya berguna jika merupakan bagian dari langkah konversi)
 ocr.selectText.12=Jenis Render (Lanjutan)
 ocr.help=Silakan baca dokumentasi ini tentang cara menggunakan ini untuk bahasa lain dan/atau penggunaan yang tidak ada di docker
-ocr.credit=Layanan ini menggunakan OCRmyPDF dan Tesseract untuk OCR.
+ocr.credit=Layanan ini menggunakan qpdf dan Tesseract untuk OCR.
 ocr.submit=Memproses PDF dengan OCR


@@ -892,7 +896,7 @@ fileToPDF.submit=Konversi ke PDF
 #compress
 compress.title=Kompres
 compress.header=Kompres PDF
-compress.credit=Layanan ini menggunakan Ghostscript untuk Kompresi/Optimalisasi PDF.
+compress.credit=Layanan ini menggunakan qpdf untuk Kompresi/Optimalisasi PDF.
 compress.selectText.1=Mode Manual - Dari 1 hingga 4
 compress.selectText.2=Tingkat Optimalisasi:
 compress.selectText.3=4 (Buruk untuk gambar teks)
@@ -958,6 +962,18 @@ multiTool.moveLeft=Move Left
 multiTool.moveRight=Move Right
 multiTool.delete=Delete
 multiTool.dragDropMessage=Page(s) Selected
+multiTool.undo=Undo
+multiTool.redo=Redo
+
+#decrypt
+decrypt.passwordPrompt=This file is password-protected. Please enter the password:
+decrypt.cancelled=Operation cancelled for PDF: {0}
+decrypt.noPassword=No password provided for encrypted PDF: {0}
+decrypt.invalidPassword=Please try again with the correct password.
+decrypt.invalidPasswordHeader=Incorrect password or unsupported encryption for PDF: {0}
+decrypt.unexpectedError=There was an error processing the file. Please try again.
+decrypt.serverError=Server error while decrypting: {0}
+decrypt.success=File decrypted successfully.

 #multiTool-advert
 multiTool-advert.message=This feature is also available in our <a href="{0}">multi-tool page</a>. Check it out for enhanced page-by-page UI and additional features!
@@ -1050,12 +1066,13 @@ addPassword.submit=Enkripsi
 #watermark
 watermark.title=Tambahkan Watermark
 watermark.header=Tambahkan Watermark
+watermark.customColor=Warna Teks Kustom
 watermark.selectText.1=Pilih PDF untuk menambahkan watermark:
 watermark.selectText.2=Text Watermark:
 watermark.selectText.3=Ukuran Huruf:
 watermark.selectText.4=Rotasi (0-360):
-watermark.selectText.5=widthSpacer (Spasi diantara setiap watermark horisontal):
-watermark.selectText.6=heightSpacer (Spasi diantara setiap watermark vertikal):
+watermark.selectText.5=Width Spacer (Spasi diantara setiap watermark horisontal):
+watermark.selectText.6=Height Spacer (Spasi diantara setiap watermark vertikal):
 watermark.selectText.7=Kejernihan (0% - 100%):
 watermark.selectText.8=Tipe Watermark:
 watermark.selectText.9=Gambar Watermark:
@@ -1112,7 +1129,7 @@ changeMetadata.submit=Ganti
 #pdfToPDFA
 pdfToPDFA.title=PDF Ke PDF/A
 pdfToPDFA.header=PDF ke PDF/A
-pdfToPDFA.credit=Layanan ini menggunakan ghostscript untuk konversi PDF/A.
+pdfToPDFA.credit=Layanan ini menggunakan qpdf untuk konversi PDF/A.
 pdfToPDFA.submit=Konversi
 pdfToPDFA.tip=Saat ini tidak dapat digunakan untuk beberapa input sekaligus
 pdfToPDFA.outputFormat=Format keluaran
@@ -1260,3 +1277,51 @@ splitByChapters.desc.2=Tingkatan Markah: Pilih tingkatan markah yang digunakan u
 splitByChapters.desc.3=Termasuk Metadata: Jika dicentang, metadata asli PDF akan disertakan dalam setiap PDF yang dibagi.
 splitByChapters.desc.4=Izinkan Duplikat: Jika dicentang, mengizinkan beberapa markah pada halaman yang sama untuk membuat PDF terpisah.
 splitByChapters.submit=Pecah PDF
+
+#File Chooser
+fileChooser.click=Click
+fileChooser.or=or
+fileChooser.dragAndDrop=Drag & Drop
+fileChooser.hoveredDragAndDrop=Drag & Drop file(s) here
+
+#release notes
+releases.footer=Releases
+releases.title=Release Notes
+releases.header=Release Notes
+releases.current.version=Current Release
+releases.note=Release notes are only available in English
+
+#Validate Signature
+validateSignature.title=Validate PDF Signatures
+validateSignature.header=Validate Digital Signatures
+validateSignature.selectPDF=Select signed PDF file
+validateSignature.submit=Validate Signatures
+validateSignature.results=Validation Results
+validateSignature.status=Status
+validateSignature.signer=Signer
+validateSignature.date=Date
+validateSignature.reason=Reason
+validateSignature.location=Location
+validateSignature.noSignatures=No digital signatures found in this document
+validateSignature.status.valid=Valid
+validateSignature.status.invalid=Invalid
+validateSignature.chain.invalid=Certificate chain validation failed - cannot verify signer's identity
+validateSignature.trust.invalid=Certificate not in trust store - source cannot be verified
+validateSignature.cert.expired=Certificate has expired
+validateSignature.cert.revoked=Certificate has been revoked
+validateSignature.signature.info=Signature Information
+validateSignature.signature=Signature
+validateSignature.signature.mathValid=Signature is mathematically valid BUT:
+validateSignature.selectCustomCert=Custom Certificate File X.509 (Optional)
+validateSignature.cert.info=Certificate Details
+validateSignature.cert.issuer=Issuer
+validateSignature.cert.subject=Subject
+validateSignature.cert.serialNumber=Serial Number
+validateSignature.cert.validFrom=Valid From
+validateSignature.cert.validUntil=Valid Until
+validateSignature.cert.algorithm=Algorithm
+validateSignature.cert.keySize=Key Size
+validateSignature.cert.version=Version
+validateSignature.cert.keyUsage=Key Usage
+validateSignature.cert.selfSigned=Self-Signed
+validateSignature.cert.bits=bits
--- a/src/main/resources/messages_it_IT.properties
+++ b/src/main/resources/messages_it_IT.properties
@@ -512,6 +512,10 @@ home.splitPdfByChapters.title=Dividi PDF per capitoli
 home.splitPdfByChapters.desc=Dividi un PDF in più file in base alla struttura dei capitoli.
 splitPdfByChapters.tags=dividi, capitoli, segnalibri, organizza

+home.validateSignature.title=Convalida la firma PDF
+home.validateSignature.desc=Verificare le firme digitali e i certificati nei documenti PDF
+validateSignature.tags=firma,verifica,convalida,pdf,certificato,firma digitale,convalida firma,convalida certificato
+
 #replace-invert-color
 replace-color.title=Sostituisci-Inverti-Colore
 replace-color.header=Sostituisci-Inverti colore PDF
@@ -868,7 +872,7 @@ ocr.selectText.10=Modalità OCR
 ocr.selectText.11=Rimuovi immagini dopo la scansione (Rimuove TUTTE le immagini, utile solo come parte del processo di conversione)
 ocr.selectText.12=Modalità di rendering (avanzato)
 ocr.help=Per favore leggi la documentazione su come usare il programma per altri linguaggi e/o uso non in Docker
-ocr.credit=Questo servizio utilizza OCRmyPDF e Tesseract per l'OCR.
+ocr.credit=Questo servizio utilizza qpdf e Tesseract per l'OCR.
 ocr.submit=Scansiona testo nel PDF con OCR


@@ -892,7 +896,7 @@ fileToPDF.submit=Converti in PDF
 #compress
 compress.title=Comprimi
 compress.header=Comprimi PDF
-compress.credit=Questo servizio utilizza Ghostscript per la compressione/ottimizzazione dei PDF.
+compress.credit=Questo servizio utilizza qpdf per la compressione/ottimizzazione dei PDF.
 compress.selectText.1=Modalità manuale - Da 1 a 4
 compress.selectText.2=Livello di ottimizzazione:
 compress.selectText.3=4 (Terribile per le immagini di testo)
@@ -958,6 +962,18 @@ multiTool.moveLeft=Sposta a sinistra
 multiTool.moveRight=Sposta a destra
 multiTool.delete=Elimina
 multiTool.dragDropMessage=Pagina(e) selezionata(e)
+multiTool.undo=Annulla
+multiTool.redo=Rifai
+
+#decrypt
+decrypt.passwordPrompt=Questo file è protetto da password. Inserisci la password:
+decrypt.cancelled=Operazione annullata per il PDF: {0}
+decrypt.noPassword=Nessuna password fornita per il PDF crittografato: {0}
+decrypt.invalidPassword=Riprova con la password corretta.
+decrypt.invalidPasswordHeader=Password errata o crittografia non supportata per il PDF: {0}
+decrypt.unexpectedError=Si è verificato un errore durante l'elaborazione del file. Riprova..
+decrypt.serverError=Errore del server durante la decrittazione: {0}
+decrypt.success=File decrittografato con successo.

 #multiTool-advert
 multiTool-advert.message=Questa funzione è disponibile anche nella nostra <a href="{0}">pagina multi-strumento</a>. Scoprila per un'interfaccia utente pagina per pagina migliorata e funzionalità aggiuntive!
@@ -1050,6 +1066,7 @@ addPassword.submit=Crittografa
 #watermark
 watermark.title=Aggiungi Filigrana
 watermark.header=Aggiungi filigrana
+watermark.customColor=Colore testo personalizzato
 watermark.selectText.1=Seleziona PDF a cui aggiungere la filigrana:
 watermark.selectText.2=Testo:
 watermark.selectText.3=Dimensione carattere:
@@ -1112,7 +1129,7 @@ changeMetadata.submit=Cambia proprietà
 #pdfToPDFA
 pdfToPDFA.title=Da PDF a PDF/A
 pdfToPDFA.header=Da PDF a PDF/A
-pdfToPDFA.credit=Questo servizio utilizza Ghostscript per la conversione in PDF/A.
+pdfToPDFA.credit=Questo servizio utilizza qpdf per la conversione in PDF/A.
 pdfToPDFA.submit=Converti
 pdfToPDFA.tip=Attualmente non funziona per più input contemporaneamente
 pdfToPDFA.outputFormat=Formato di output
@@ -1260,3 +1277,51 @@ splitByChapters.desc.2=Livello segnalibro: seleziona il livello dei segnalibri d
 splitByChapters.desc.3=Includi metadati: se selezionato, i metadati del PDF originale verranno inclusi in ogni PDF diviso.
 splitByChapters.desc.4=Consenti duplicati: se selezionata, consente più segnalibri sulla stessa pagina per creare PDF separati.
 splitByChapters.submit=Dividi PDF
+
+#File Chooser
+fileChooser.click=Clicca
+fileChooser.or=o
+fileChooser.dragAndDrop=Trascina & Rilascia
+fileChooser.hoveredDragAndDrop=Trascina & rilascia i file qui
+
+#release notes
+releases.footer=Rilasci
+releases.title=Note di rilascio
+releases.header=Note di rilascio
+releases.current.version=Rilascio corrente
+releases.note=Le note di rilascio sono disponibili solo in inglese
+
+#Validate Signature
+validateSignature.title=Validare le firme PDF
+validateSignature.header=Convalidare le firme digitali
+validateSignature.selectPDF=Seleziona il file PDF firmato
+validateSignature.submit=Convalida firme
+validateSignature.results=Risultati di convalida
+validateSignature.status=Stato
+validateSignature.signer=Firmatario
+validateSignature.date=Data
+validateSignature.reason=Ragione
+validateSignature.location=Posizione
+validateSignature.noSignatures=Nessuna firma digitale trovata in questo documento
+validateSignature.status.valid=Valida
+validateSignature.status.invalid=Invalida
+validateSignature.chain.invalid=Convalida della catena di certificati non riuscita: impossibile verificare l'identità del firmatario
+validateSignature.trust.invalid=Certificato non presente nell'archivio attendibile: la fonte non può essere verificata
+validateSignature.cert.expired=Il certificato è scaduto
+validateSignature.cert.revoked=Il certificato è stato revocato
+validateSignature.signature.info=Informazioni sulla firma
+validateSignature.signature=Firma
+validateSignature.signature.mathValid=La firma è matematicamente valida MA:
+validateSignature.selectCustomCert=File di certificato personalizzato X.509 (opzionale)
+validateSignature.cert.info=Dettagli del certificato
+validateSignature.cert.issuer=Emittente
+validateSignature.cert.subject=Soggetto
+validateSignature.cert.serialNumber=Numero di serie
+validateSignature.cert.validFrom=Valido da
+validateSignature.cert.validUntil=Valido fino a
+validateSignature.cert.algorithm=Algoritmo
+validateSignature.cert.keySize=Dimensione chiave
+validateSignature.cert.version=Versione
+validateSignature.cert.keyUsage=Utilizzo della chiave
+validateSignature.cert.selfSigned=Autofirmato
+validateSignature.cert.bits=bit
--- a/src/main/resources/messages_ja_JP.properties
+++ b/src/main/resources/messages_ja_JP.properties
@@ -56,12 +56,12 @@ userNotFoundMessage=ユーザーが見つかりません。
 incorrectPasswordMessage=現在のパスワードが正しくありません。
 usernameExistsMessage=新しいユーザー名はすでに存在します。
 invalidUsernameMessage=ユーザー名が無効です。ユーザー名には文字、数字、およびそれに続く特殊文字 @._+- のみを含めることができます。または、有効な電子メール アドレスである必要があります。
-invalidPasswordMessage=The password must not be empty and must not have spaces at the beginning or end.
+invalidPasswordMessage=パスワードは空にすることはできません。また、先頭・末尾にスペースを含めることもできません。
 confirmPasswordErrorMessage=新しいパスワードと新しいパスワードの確認は一致する必要があります。
 deleteCurrentUserMessage=現在ログインしているユーザーは削除できません。
 deleteUsernameExistsMessage=そのユーザー名は存在しないため削除できません。
 downgradeCurrentUserMessage=現在のユーザーの役割をダウングレードできません
-disabledCurrentUserMessage=The current user cannot be disabled
+disabledCurrentUserMessage=現在のユーザーを無効にすることはできません
 downgradeCurrentUserLongMessage=現在のユーザーの役割をダウングレードできません。したがって、現在のユーザーは表示されません。
 userAlreadyExistsOAuthMessage=ユーザーは既にOAuth2ユーザーとして存在します。
 userAlreadyExistsWebMessage=ユーザーは既にWebユーザーとして存在します。
@@ -76,12 +76,12 @@ donate=寄付する
 color=色
 sponsor=スポンサー
 info=Info
-pro=Pro
-page=Page
-pages=Pages
-loading=Loading...
-addToDoc=Add to Document
-reset=Reset
+pro=pro
+page=ページ
+pages=ページ
+loading=読込中...
+addToDoc=ドキュメントに追加
+reset=リセット

 legal.privacy=プライバシーポリシー
 legal.terms=利用規約
@@ -92,7 +92,7 @@ legal.impressum=著作権利者情報
 ###############
 #   Pipeline  #
 ###############
-pipeline.header=パイプラインメニュー (Alpha)
+pipeline.header=パイプラインメニュー (Beta)
 pipeline.uploadButton=カスタムのアップロード
 pipeline.configureButton=設定
 pipeline.defaultOption=カスタム
@@ -117,21 +117,21 @@ pipelineOptions.validateButton=検証
 ########################
 #  ENTERPRISE EDITION  #
 ########################
-enterpriseEdition.button=Upgrade to Pro
-enterpriseEdition.warning=This feature is only available to Pro users.
-enterpriseEdition.yamlAdvert=Stirling PDF Pro supports YAML configuration files and other SSO features.
-enterpriseEdition.ssoAdvert=Looking for more user management features? Check out Stirling PDF Pro
+enterpriseEdition.button=Proにアップグレード
+enterpriseEdition.warning=この機能はProユーザーのみが利用できます。
+enterpriseEdition.yamlAdvert=Stirling PDF Proは、YAML構成ファイルやその他のSSO機能をサポートしています。
+enterpriseEdition.ssoAdvert=より多くのユーザー管理機能をお探しですか？ Stirling PDF Proをご覧ください


 #################
 #  Analytics    #
 #################
-analytics.title=Do you want make Stirling PDF better?
-analytics.paragraph1=Stirling PDF has opt in analytics to help us improve the product. We do not track any personal information or file contents.
-analytics.paragraph2=Please consider enabling analytics to help Stirling-PDF grow and to allow us to understand our users better.
-analytics.enable=Enable analytics
-analytics.disable=Disable analytics
-analytics.settings=You can change the settings for analytics in the config/settings.yml file
+analytics.title=Stirling PDFをもっと良くしたいですか？
+analytics.paragraph1=Stirling PDFでは、製品の改善に役立つ分析機能をオプトインしています。個人情報やファイルの内容を追跡することはありません。
+analytics.paragraph2=Stirling-PDFの成長を支援しユーザーをより深く理解できるように分析を有効にすることを検討してください。
+analytics.enable=分析を有効にする
+analytics.disable=分析を無効にする
+analytics.settings=config/settings.ymlファイルでアナリティクスの設定を変更できます。

 #############
 #  NAVBAR   #
@@ -142,14 +142,14 @@ navbar.language=言語
 navbar.settings=設定
 navbar.allTools=ツール
 navbar.multiTool=マルチツール
-navbar.search=Search
+navbar.search=検索
 navbar.sections.organize=整理
 navbar.sections.convertTo=PDFへ変換
 navbar.sections.convertFrom=PDFから変換
 navbar.sections.security=署名とセキュリティ
 navbar.sections.advance=アドバンスド
 navbar.sections.edit=閲覧と編集
-navbar.sections.popular=Popular
+navbar.sections.popular=人気

 #############
 #  SETTINGS #
@@ -208,7 +208,7 @@ adminUserSettings.user=ユーザー
 adminUserSettings.addUser=新しいユーザを追加
 adminUserSettings.deleteUser=ユーザの削除
 adminUserSettings.confirmDeleteUser=ユーザを本当に削除しますか？
-adminUserSettings.confirmChangeUserStatus=Should the user be disabled/enabled?
+adminUserSettings.confirmChangeUserStatus=ユーザーを無効/有効にする必要がありますか？
 adminUserSettings.usernameInfo=ユーザー名には、文字、数字、および次の特殊文字 @._+- のみを含めることができます。または、有効な電子メール アドレスである必要があります。
 adminUserSettings.roles=役割
 adminUserSettings.role=役割
@@ -247,8 +247,8 @@ database.fileNotFound=ファイルが見つかりません
 database.fileNullOrEmpty=ファイルは null または空であってはなりません
 database.failedImportFile=ファイルのインポートに失敗

-session.expired=Your session has expired. Please refresh the page and try again.
-session.refreshPage=Refresh Page
+session.expired=セッションが期限切れです。ページを更新してもう一度お試しください。
+session.refreshPage=ページを更新

 #############
 # HOME-PAGE #
@@ -488,48 +488,52 @@ overlay-pdfs.tags=Overlay

 home.split-by-sections.title=PDFをセクションで分割
 home.split-by-sections.desc=PDFの各ページを縦横に分割します。
-split-by-sections.tags=Section Split, Divide, Customize
+split-by-sections.tags=Section Split, Divide, Customize,Customise

 home.AddStampRequest.title=PDFにスタンプを追加
 home.AddStampRequest.desc=設定した位置にテキストや画像のスタンプを追加できます
-AddStampRequest.tags=Stamp, Add image, center image, Watermark, PDF, Embed, Customize
+AddStampRequest.tags=Stamp, Add image, center image, Watermark, PDF, Embed, Customize,Customise


 home.PDFToBook.title=PDFを書籍に変換
 home.PDFToBook.desc=calibreを使用してPDFを書籍/コミック形式に変換します
-PDFToBook.tags=Book,Comic,Calibre,Convert,manga,amazon,kindle
+PDFToBook.tags=Book,Comic,Calibre,Convert,manga,amazon,kindle,epub,mobi,azw3,docx,rtf,txt,html,lit,fb2,pdb,lrf

 home.BookToPDF.title=PDFを書籍に変換
 home.BookToPDF.desc=calibreを使用してPDFを書籍/コミック形式に変換します
-BookToPDF.tags=Book,Comic,Calibre,Convert,manga,amazon,kindle
+BookToPDF.tags=Book,Comic,Calibre,Convert,manga,amazon,kindle,epub,mobi,azw3,docx,rtf,txt,html,lit,fb2,pdb,lrf

 home.removeImagePdf.title=画像の削除
 home.removeImagePdf.desc=PDFから画像を削除してファイルサイズを小さくします
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side


-home.splitPdfByChapters.title=Split PDF by Chapters
-home.splitPdfByChapters.desc=Split a PDF into multiple files based on its chapter structure.
+home.splitPdfByChapters.title=PDFをチャプターごとに分割
+home.splitPdfByChapters.desc=チャプターの構造に基づいてPDFを複数のファイルに分割します
 splitPdfByChapters.tags=split,chapters,bookmarks,organize

+home.validateSignature.title=PDF署名の検証
+home.validateSignature.desc=PDF文書のデジタル署名と証明書を検証します
+validateSignature.tags=signature,verify,validate,pdf,certificate,digital signature,Validate Signature,Validate certificate
+
 #replace-invert-color
-replace-color.title=Replace-Invert-Color
-replace-color.header=Replace-Invert Color PDF
-home.replaceColorPdf.title=Replace and Invert Color
-home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replace-color.title=色の置換・反転
+replace-color.header=PDFの色の置換・反転
+home.replaceColorPdf.title=色の置換と反転
+home.replaceColorPdf.desc=PDF内のテキストと背景の色を置き換え、PDFのフルカラーを反転してファイルサイズを縮小します。
 replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
-replace-color.selectText.1=Replace or Invert color Options
-replace-color.selectText.2=Default(Default high contrast colors)
-replace-color.selectText.3=Custom(Customized colors)
-replace-color.selectText.4=Full-Invert(Invert all colors)
-replace-color.selectText.5=High contrast color options
-replace-color.selectText.6=white text on black background
-replace-color.selectText.7=Black text on white background
-replace-color.selectText.8=Yellow text on black background
-replace-color.selectText.9=Green text on black background
-replace-color.selectText.10=Choose text Color
-replace-color.selectText.11=Choose background Color
-replace-color.submit=Replace
+replace-color.selectText.1=色の置換または反転オプション
+replace-color.selectText.2=デフォルト(デフォルトの高コントラスト色)
+replace-color.selectText.3=カスタム（カスタマイズされた色）
+replace-color.selectText.4=フル反転(すべての色を反転)
+replace-color.selectText.5=高コントラストカラーオプション
+replace-color.selectText.6=黒背景に白文字
+replace-color.selectText.7=白背景に黒文字
+replace-color.selectText.8=黒背景に黄色文字
+replace-color.selectText.9=黒背景に緑文字
+replace-color.selectText.10=テキストの色を選択
+replace-color.selectText.11=背景色を選択
+replace-color.submit=置換



@@ -556,9 +560,9 @@ login.oauth2AccessDenied=アクセス拒否
 login.oauth2InvalidTokenResponse=無効なトークン応答
 login.oauth2InvalidIdToken=無効なIDトークン
 login.userIsDisabled=ユーザーは非アクティブ化されており、現在このユーザー名でのログインはブロックされています。管理者に連絡してください。
-login.alreadyLoggedIn=You are already logged in to
-login.alreadyLoggedIn2=devices. Please log out of the devices and try again.
-login.toManySessions=You have too many active sessions
+login.alreadyLoggedIn=すでにログインしています
+login.alreadyLoggedIn2=デバイスからログアウトしてもう一度お試しください。
+login.toManySessions=アクティブなセッションが多すぎます

 #auto-redact
 autoRedact.title=自動塗りつぶし
@@ -574,8 +578,8 @@ autoRedact.submitButton=送信


 #showJS
-showJS.title=JavaScriptを表示
-showJS.header=JavaScriptを表示
+showJS.title=Javascriptを表示
+showJS.header=Javascriptを表示
 showJS.downloadJS=Javascriptをダウンロード
 showJS.submit=表示

@@ -753,7 +757,7 @@ certSign.showSig=署名を表示
 certSign.reason=理由
 certSign.location=場所
 certSign.name=名前
-certSign.showLogo=Show Logo
+certSign.showLogo=ロゴを表示
 certSign.submit=PDFに署名


@@ -788,9 +792,9 @@ compare.highlightColor.2=ハイライトカラー 2:
 compare.document.1=ドキュメント 1
 compare.document.2=ドキュメント 2
 compare.submit=比較
-compare.complex.message=One or both of the provided documents are large files, accuracy of comparison may be reduced
-compare.large.file.message=One or Both of the provided documents are too large to process
-compare.no.text.message=One or both of the selected PDFs have no text content. Please choose PDFs with text for comparison.
+compare.complex.message=提供された文書の一方または両方が大きなファイルであるため、比較の精度が低下する可能性があります。
+compare.large.file.message=提供された文書の1つまたは両方が大きすぎて処理できません
+compare.no.text.message=選択したPDFの1つまたは両方にテキストコンテンツがありません。比較するには、テキストを含むPDFを選択してください。

 #BookToPDF
 BookToPDF.title=書籍やコミックをPDFに変換
@@ -799,8 +803,8 @@ BookToPDF.credit=calibreを使用
 BookToPDF.submit=変換

 #PDFToBook
-PDFToBook.title=書籍をPDFに変換
-PDFToBook.header=書籍をPDFに変換
+PDFToBook.title=PDFを書籍に変換
+PDFToBook.header=PDFを書籍に変換
 PDFToBook.selectText.1=フォーマット
 PDFToBook.credit=calibreを使用
 PDFToBook.submit=変換
@@ -813,17 +817,17 @@ sign.draw=署名を書く
 sign.text=テキスト入力
 sign.clear=クリア
 sign.add=追加
-sign.saved=Saved Signatures
-sign.save=Save Signature
-sign.personalSigs=Personal Signatures
-sign.sharedSigs=Shared Signatures
-sign.noSavedSigs=No saved signatures found
-sign.addToAll=Add to all pages
-sign.delete=Delete
-sign.first=First page
-sign.last=Last page
-sign.next=Next page
-sign.previous=Previous page
+sign.saved=保存された署名
+sign.save=署名を保存
+sign.personalSigs=個人署名
+sign.sharedSigs=共有署名
+sign.noSavedSigs=保存された署名が見つかりません
+sign.addToAll=すべてのページに追加
+sign.delete=削除
+sign.first=最初のページ
+sign.last=最後のページ
+sign.next=次のページ
+sign.previous=前のページ

 #repair
 repair.title=修復
@@ -868,7 +872,7 @@ ocr.selectText.10=OCRモード
 ocr.selectText.11=OCR後に画像を削除する (すべての画像を削除します。変換ステップの一部である場合にのみ有効です)。
 ocr.selectText.12=レンダリングタイプ (高度)
 ocr.help=他の言語でこれを使用する方法やDocker以外で使用する方法についてはこのドキュメントをお読みください。
-ocr.credit=本サービスにはOCRにOCRmyPDFとTesseractを使用しています。
+ocr.credit=本サービスにはOCRにqpdfとTesseractを使用しています。
 ocr.submit=OCRでPDFを処理する


@@ -892,7 +896,7 @@ fileToPDF.submit=PDFを変換
 #compress
 compress.title=圧縮
 compress.header=PDFを圧縮
-compress.credit=本サービスはPDFの圧縮/最適化にGhostscriptを使用しています。
+compress.credit=本サービスはPDFの圧縮/最適化にqpdfを使用しています。
 compress.selectText.1=手動モード -  1 から 4
 compress.selectText.2=品質レベル:
 compress.selectText.3=4 (テキスト画像は最悪)
@@ -940,27 +944,39 @@ pdfOrganiser.placeholder=(例:1,3,2または4-8,2,10-12または2n-1)
 multiTool.title=PDFマルチツール
 multiTool.header=PDFマルチツール
 multiTool.uploadPrompts=ファイル名
-multiTool.selectAll=Select All
-multiTool.deselectAll=Deselect All
-multiTool.selectPages=Page Select
-multiTool.selectedPages=Selected Pages
-multiTool.page=Page
-multiTool.deleteSelected=Delete Selected
-multiTool.downloadAll=Export
-multiTool.downloadSelected=Export Selected
+multiTool.selectAll=すべて選択
+multiTool.deselectAll=選択を解除
+multiTool.selectPages=ページ選択
+multiTool.selectedPages=選択したページ
+multiTool.page=ページ
+multiTool.deleteSelected=選択項目を削除
+multiTool.downloadAll=エクスポート
+multiTool.downloadSelected=選択項目をエクスポート

-multiTool.insertPageBreak=Insert Page Break
-multiTool.addFile=Add File
-multiTool.rotateLeft=Rotate Left
-multiTool.rotateRight=Rotate Right
-multiTool.split=Split
-multiTool.moveLeft=Move Left
-multiTool.moveRight=Move Right
-multiTool.delete=Delete
-multiTool.dragDropMessage=Page(s) Selected
+multiTool.insertPageBreak=改ページを挿入
+multiTool.addFile=ファイルを追加
+multiTool.rotateLeft=左回転
+multiTool.rotateRight=右回転
+multiTool.split=分割
+multiTool.moveLeft=左に移動
+multiTool.moveRight=右に移動
+multiTool.delete=削除
+multiTool.dragDropMessage=選択されたページ
+multiTool.undo=元に戻す
+multiTool.redo=やり直す
+
+#decrypt
+decrypt.passwordPrompt=このファイルはパスワードで保護されています。パスワードを入力してください:
+decrypt.cancelled=PDFの操作がキャンセルされました: {0}
+decrypt.noPassword=暗号化されたPDFにパスワードが指定されていません: {0}
+decrypt.invalidPassword=正しいパスワードでもう一度お試しください。
+decrypt.invalidPasswordHeader=PDFのパスワードが正しくないか、暗号化がサポートされていません: {0}
+decrypt.unexpectedError=ファイルの処理中にエラーが発生しました。もう一度お試しください。
+decrypt.serverError=復号化中にサーバーエラーが発生しました: {0}
+decrypt.success=ファイルの暗号化が正常に完了しました。

 #multiTool-advert
-multiTool-advert.message=This feature is also available in our <a href="{0}">multi-tool page</a>. Check it out for enhanced page-by-page UI and additional features!
+multiTool-advert.message=この機能は、<a href="{0}">マルチツール</a>でもご利用いただけます。強化されたページごとのUIと追加機能についてはこちらをご覧ください。

 #view pdf
 viewPdf.title=PDFを表示
@@ -1050,6 +1066,7 @@ addPassword.submit=暗号化
 #watermark
 watermark.title=透かしの追加
 watermark.header=透かしの追加
+watermark.customColor=文字色のカスタム
 watermark.selectText.1=透かしを追加するPDFを選択:
 watermark.selectText.2=透かしのテキスト:
 watermark.selectText.3=文字サイズ:
@@ -1112,11 +1129,11 @@ changeMetadata.submit=変更
 #pdfToPDFA
 pdfToPDFA.title=PDFをPDF/Aに変換
 pdfToPDFA.header=PDFをPDF/Aに変換
-pdfToPDFA.credit=本サービスはPDF/Aの変換にghostscriptを使用しています。
+pdfToPDFA.credit=本サービスはPDF/Aの変換にqpdfを使用しています。
 pdfToPDFA.submit=変換
 pdfToPDFA.tip=現在、一度に複数の入力に対して機能しません
-pdfToPDFA.outputFormat=Output format
-pdfToPDFA.pdfWithDigitalSignature=PDF にはデジタル署名が含まれています。これは次の手順で削除されます。
+pdfToPDFA.outputFormat=出力形式
+pdfToPDFA.pdfWithDigitalSignature=PDFにはデジタル署名が含まれています。これは次の手順で削除されます。


 #PDFToWord
@@ -1221,8 +1238,8 @@ licenses.license=ライセンス
 survey.nav=アンケート
 survey.title=Stirling-PDFのアンケート
 survey.description=Stirling-PDFには追跡機能がないため、Stirling-PDFをより良くするために皆様の意見を聞かせてください！
-survey.changes=Stirling-PDF has changed since the last survey! To find out more please check our blog post here:
-survey.changes2=With these changes we are getting paid business support and funding
+survey.changes=Stirling-PDFは前回の調査から変更されました。詳細についてはこちらのブログ投稿をご覧ください。
+survey.changes2=これらの変更により私たちは有償のビジネスサポートと資金援助を受けています
 survey.please=アンケートにご協力ください！
 survey.disabled=（アンケートのポップアップは、次の更新では無効になりますが、ページの下部に表示されます。）
 survey.button=アンケートに答える
@@ -1250,13 +1267,61 @@ removeImage.removeImage=画像の削除
 removeImage.submit=画像を削除


-splitByChapters.title=Split PDF by Chapters
-splitByChapters.header=Split PDF by Chapters
-splitByChapters.bookmarkLevel=Bookmark Level
-splitByChapters.includeMetadata=Include Metadata
-splitByChapters.allowDuplicates=Allow Duplicates
-splitByChapters.desc.1=This tool splits a PDF file into multiple PDFs based on its chapter structure.
-splitByChapters.desc.2=Bookmark Level: Choose the level of bookmarks to use for splitting (0 for top-level, 1 for second-level, etc.).
-splitByChapters.desc.3=Include Metadata: If checked, the original PDF's metadata will be included in each split PDF.
-splitByChapters.desc.4=Allow Duplicates: If checked, allows multiple bookmarks on the same page to create separate PDFs.
-splitByChapters.submit=Split PDF
+splitByChapters.title=PDFをチャプターごとに分割
+splitByChapters.header=PDFをチャプターごとに分割
+splitByChapters.bookmarkLevel=ブックマークレベル
+splitByChapters.includeMetadata=メタデータを含める
+splitByChapters.allowDuplicates=重複を許可する
+splitByChapters.desc.1=このツールは、チャプター構造に基づいてPDFファイルを複数のPDFに分割します。
+splitByChapters.desc.2=ブックマークレベル:分割に使用するブックマークのレベルを選択します（最上位レベルの場合は0、第2レベルの場合は1など）。
+splitByChapters.desc.3=メタデータを含める:チェックすると、元のPDFのメタデータが各分割PDFに含まれます。
+splitByChapters.desc.4=重複を許可:チェックすると同じページ上の複数のブックマークから個別のPDFを作成できます。
+splitByChapters.submit=PDFを分割
+
+#File Chooser
+fileChooser.click=クリック
+fileChooser.or=または
+fileChooser.dragAndDrop=ドラッグ＆ドロップ
+fileChooser.hoveredDragAndDrop=ファイルをここにドラッグ＆ドロップ
+
+#release notes
+releases.footer=リリース
+releases.title=リリースノート
+releases.header=リリースノート
+releases.current.version=現在のリリース
+releases.note=リリースノートは英語でのみで提供されています
+
+#Validate Signature
+validateSignature.title=PDF署名の検証
+validateSignature.header=デジタル署名の検証
+validateSignature.selectPDF=署名済みPDFファイルを選択
+validateSignature.submit=署名の検証
+validateSignature.results=検証結果
+validateSignature.status=状態
+validateSignature.signer=署名者
+validateSignature.date=日付
+validateSignature.reason=理由
+validateSignature.location=場所
+validateSignature.noSignatures=この文書にはデジタル署名が見つかりません
+validateSignature.status.valid=有効
+validateSignature.status.invalid=無効
+validateSignature.chain.invalid=証明書チェーンの検証に失敗しました - 署名者の身元を確認できません
+validateSignature.trust.invalid=証明書が信頼ストアにありません - ソースを検証できません
+validateSignature.cert.expired=証明書の有効期限が切れています
+validateSignature.cert.revoked=証明書は取り消されました
+validateSignature.signature.info=署名情報
+validateSignature.signature=署名
+validateSignature.signature.mathValid=署名は数学的には有効ですが:
+validateSignature.selectCustomCert=カスタム証明書ファイル X.509 (オプション)
+validateSignature.cert.info=証明書の詳細
+validateSignature.cert.issuer=発行者
+validateSignature.cert.subject=主題
+validateSignature.cert.serialNumber=シリアルナンバー
+validateSignature.cert.validFrom=有効開始日
+validateSignature.cert.validUntil=有効期限
+validateSignature.cert.algorithm=アルゴリズム
+validateSignature.cert.keySize=キーサイズ
+validateSignature.cert.version=バージョン
+validateSignature.cert.keyUsage=キーの使用法
+validateSignature.cert.selfSigned=自己署名
+validateSignature.cert.bits=ビット
--- a/src/main/resources/messages_ko_KR.properties
+++ b/src/main/resources/messages_ko_KR.properties
@@ -512,6 +512,10 @@ home.splitPdfByChapters.title=챕터별로 PDF 분할
 home.splitPdfByChapters.desc=PDF를 여러 파일로 나눕니다. 각 장의 구조에 따라.
 splitPdfByChapters.tags=분할, 챕터, 북마크, 조직화

+home.validateSignature.title=Validate PDF Signature
+home.validateSignature.desc=Verify digital signatures and certificates in PDF documents
+validateSignature.tags=signature,verify,validate,pdf,certificate,digital signature,Validate Signature,Validate certificate
+
 #replace-invert-color
 replace-color.title=Replace-Invert-Color
 replace-color.header=색상 교체/반전 PDF
@@ -868,7 +872,7 @@ ocr.selectText.10=OCR 모드
 ocr.selectText.11=OCR 후 이미지 제거(모든 이미지 제거, 변환 단계의 일부인 경우에만 유용)
 ocr.selectText.12=렌더 유형(고급)
 ocr.help=다른 언어 또는 Docker에 포함되지 않은 언어에 대해 사용하는 방법에 대해서는 이 문서를 참조합니다.
-ocr.credit=이 서비스는 OCR에 OCRmyPDF와 Tesseract를 사용합니다.
+ocr.credit=이 서비스는 OCR에 qpdf와 Tesseract를 사용합니다.
 ocr.submit=인식


@@ -892,7 +896,7 @@ fileToPDF.submit=PDF로 변환
 #compress
 compress.title=압축
 compress.header=PDF 압축
-compress.credit=이 서비스는 PDF 압축 및 최적화를 위해 Ghostscript를 사용합니다.
+compress.credit=이 서비스는 PDF 압축 및 최적화를 위해 qpdf를 사용합니다.
 compress.selectText.1=수동 모드 - 1에서 4
 compress.selectText.2=최적화 수준:
 compress.selectText.3=4 (텍스트 이미지에 적합하지 않음)
@@ -958,6 +962,18 @@ multiTool.moveLeft=Move Left
 multiTool.moveRight=Move Right
 multiTool.delete=Delete
 multiTool.dragDropMessage=Page(s) Selected
+multiTool.undo=Undo
+multiTool.redo=Redo
+
+#decrypt
+decrypt.passwordPrompt=This file is password-protected. Please enter the password:
+decrypt.cancelled=Operation cancelled for PDF: {0}
+decrypt.noPassword=No password provided for encrypted PDF: {0}
+decrypt.invalidPassword=Please try again with the correct password.
+decrypt.invalidPasswordHeader=Incorrect password or unsupported encryption for PDF: {0}
+decrypt.unexpectedError=There was an error processing the file. Please try again.
+decrypt.serverError=Server error while decrypting: {0}
+decrypt.success=File decrypted successfully.

 #multiTool-advert
 multiTool-advert.message=This feature is also available in our <a href="{0}">multi-tool page</a>. Check it out for enhanced page-by-page UI and additional features!
@@ -1050,6 +1066,7 @@ addPassword.submit=암호화
 #watermark
 watermark.title=워터마크 추가
 watermark.header=워터마크 추가
+watermark.customColor=사용자 정의 텍스트 색상
 watermark.selectText.1=워터마크를 추가할 PDF 선택:
 watermark.selectText.2=워터마크 텍스트:
 watermark.selectText.3=폰트 크기:
@@ -1112,7 +1129,7 @@ changeMetadata.submit=변경
 #pdfToPDFA
 pdfToPDFA.title=PDF를 PDF/A로
 pdfToPDFA.header=PDF 문서를 PDF/A로 변환
-pdfToPDFA.credit=이 서비스는 PDF/A 변환을 위해 ghostscript 문서를 사용합니다.
+pdfToPDFA.credit=이 서비스는 PDF/A 변환을 위해 qpdf 문서를 사용합니다.
 pdfToPDFA.submit=변환
 pdfToPDFA.tip=현재 한 번에 여러 입력에 대해 작동하지 않습니다.
 pdfToPDFA.outputFormat=출력 형식
@@ -1260,3 +1277,51 @@ splitByChapters.desc.2=북마크 레벨: 분할에 사용할 북마크 레벨을
 splitByChapters.desc.3=메타데이터 포함: 체크하면 각 분할된 PDF에는 원본 PDF의 메타데이터가 포함됩니다.
 splitByChapters.desc.4=중복 허용: 중복 북마크가 있는 같은 페이지에 여러 번 분할 PDF를 생성합니다.
 splitByChapters.submit=PDF 분할
+
+#File Chooser
+fileChooser.click=Click
+fileChooser.or=or
+fileChooser.dragAndDrop=Drag & Drop
+fileChooser.hoveredDragAndDrop=Drag & Drop file(s) here
+
+#release notes
+releases.footer=Releases
+releases.title=Release Notes
+releases.header=Release Notes
+releases.current.version=Current Release
+releases.note=Release notes are only available in English
+
+#Validate Signature
+validateSignature.title=Validate PDF Signatures
+validateSignature.header=Validate Digital Signatures
+validateSignature.selectPDF=Select signed PDF file
+validateSignature.submit=Validate Signatures
+validateSignature.results=Validation Results
+validateSignature.status=Status
+validateSignature.signer=Signer
+validateSignature.date=Date
+validateSignature.reason=Reason
+validateSignature.location=Location
+validateSignature.noSignatures=No digital signatures found in this document
+validateSignature.status.valid=Valid
+validateSignature.status.invalid=Invalid
+validateSignature.chain.invalid=Certificate chain validation failed - cannot verify signer's identity
+validateSignature.trust.invalid=Certificate not in trust store - source cannot be verified
+validateSignature.cert.expired=Certificate has expired
+validateSignature.cert.revoked=Certificate has been revoked
+validateSignature.signature.info=Signature Information
+validateSignature.signature=Signature
+validateSignature.signature.mathValid=Signature is mathematically valid BUT:
+validateSignature.selectCustomCert=Custom Certificate File X.509 (Optional)
+validateSignature.cert.info=Certificate Details
+validateSignature.cert.issuer=Issuer
+validateSignature.cert.subject=Subject
+validateSignature.cert.serialNumber=Serial Number
+validateSignature.cert.validFrom=Valid From
+validateSignature.cert.validUntil=Valid Until
+validateSignature.cert.algorithm=Algorithm
+validateSignature.cert.keySize=Key Size
+validateSignature.cert.version=Version
+validateSignature.cert.keyUsage=Key Usage
+validateSignature.cert.selfSigned=Self-Signed
+validateSignature.cert.bits=bits
--- a/src/main/resources/messages_nl_NL.properties
+++ b/src/main/resources/messages_nl_NL.properties
@@ -512,6 +512,10 @@ home.splitPdfByChapters.title=PDF op hoofdstukken splitsen
 home.splitPdfByChapters.desc=Splits een PDF op basis van zijn hoofdstukstructuur in meerdere bestanden.
 splitPdfByChapters.tags=splitsen, hoofdstukken, bookmarks, organiseren

+home.validateSignature.title=Validate PDF Signature
+home.validateSignature.desc=Verify digital signatures and certificates in PDF documents
+validateSignature.tags=signature,verify,validate,pdf,certificate,digital signature,Validate Signature,Validate certificate
+
 #replace-invert-color
 replace-color.title=Replace-Invert-Color
 replace-color.header=Kleur-instellingen voor PDF's
@@ -868,7 +872,7 @@ ocr.selectText.10=OCR-modus
 ocr.selectText.11=Verwijder afbeeldingen na OCR (Verwijdert ALLE afbeeldingen, alleen nuttig als onderdeel van conversiestap)
 ocr.selectText.12=Weergave Type (Geavanceerd)
 ocr.help=Lees deze documentatie over hoe dit te gebruiken voor andere talen en/of gebruik buiten docker
-ocr.credit=Deze dienst maakt gebruik van OCRmyPDF en Tesseract voor OCR.
+ocr.credit=Deze dienst maakt gebruik van qpdf en Tesseract voor OCR.
 ocr.submit=Verwerk PDF met OCR


@@ -892,7 +896,7 @@ fileToPDF.submit=Omzetten naar PDF
 #compress
 compress.title=Comprimeren
 compress.header=PDF comprimeren
-compress.credit=Deze functie gebruikt Ghostscript voor PDF Compressie/Optimalisatie.
+compress.credit=Deze functie gebruikt qpdf voor PDF Compressie/Optimalisatie.
 compress.selectText.1=Handmatige modus - Van 1 tot 4
 compress.selectText.2=Optimalisatieniveau:
 compress.selectText.3=4 (Verschrikkelijk voor tekstafbeeldingen)
@@ -958,6 +962,18 @@ multiTool.moveLeft=Move Left
 multiTool.moveRight=Move Right
 multiTool.delete=Delete
 multiTool.dragDropMessage=Page(s) Selected
+multiTool.undo=Undo
+multiTool.redo=Redo
+
+#decrypt
+decrypt.passwordPrompt=This file is password-protected. Please enter the password:
+decrypt.cancelled=Operation cancelled for PDF: {0}
+decrypt.noPassword=No password provided for encrypted PDF: {0}
+decrypt.invalidPassword=Please try again with the correct password.
+decrypt.invalidPasswordHeader=Incorrect password or unsupported encryption for PDF: {0}
+decrypt.unexpectedError=There was an error processing the file. Please try again.
+decrypt.serverError=Server error while decrypting: {0}
+decrypt.success=File decrypted successfully.

 #multiTool-advert
 multiTool-advert.message=This feature is also available in our <a href="{0}">multi-tool page</a>. Check it out for enhanced page-by-page UI and additional features!
@@ -1050,6 +1066,7 @@ addPassword.submit=Versleutelen
 #watermark
 watermark.title=Watermerk toevoegen
 watermark.header=Watermerk toevoegen
+watermark.customColor=Aangepaste tekstkleur
 watermark.selectText.1=Selecteer PDF om watermerk toe te voegen:
 watermark.selectText.2=Watermerk tekst:
 watermark.selectText.3=Tekengrootte:
@@ -1112,7 +1129,7 @@ changeMetadata.submit=Wijzigen
 #pdfToPDFA
 pdfToPDFA.title=PDF naar PDF/A
 pdfToPDFA.header=PDF naar PDF/A
-pdfToPDFA.credit=Deze service gebruikt ghostscript voor PDF/A-conversie
+pdfToPDFA.credit=Deze service gebruikt qpdf voor PDF/A-conversie
 pdfToPDFA.submit=Converteren
 pdfToPDFA.tip=Werkt momenteel niet voor meerdere inputs tegelijkertijd.
 pdfToPDFA.outputFormat=Uitvoerindeling
@@ -1260,3 +1277,51 @@ splitByChapters.desc.2=Boekmarkeer niveau: Kies het boekmarkeer niveau om te geb
 splitByChapters.desc.3=Metadata inclusief: Als gecijfeld, de originele PDF's metadata wordt ingevoegd in elk gesplitst PDF-bestand.
 splitByChapters.desc.4=Dubbele items toestaan: Als gecijfeld, zorgen multiple boekmarkeersymboolen op dezelfde pagina voor het maken van aparte PDF-bestanden.
 splitByChapters.submit=PDF splitsen
+
+#File Chooser
+fileChooser.click=Click
+fileChooser.or=or
+fileChooser.dragAndDrop=Drag & Drop
+fileChooser.hoveredDragAndDrop=Drag & Drop file(s) here
+
+#release notes
+releases.footer=Releases
+releases.title=Release Notes
+releases.header=Release Notes
+releases.current.version=Current Release
+releases.note=Release notes are only available in English
+
+#Validate Signature
+validateSignature.title=Validate PDF Signatures
+validateSignature.header=Validate Digital Signatures
+validateSignature.selectPDF=Select signed PDF file
+validateSignature.submit=Validate Signatures
+validateSignature.results=Validation Results
+validateSignature.status=Status
+validateSignature.signer=Signer
+validateSignature.date=Date
+validateSignature.reason=Reason
+validateSignature.location=Location
+validateSignature.noSignatures=No digital signatures found in this document
+validateSignature.status.valid=Valid
+validateSignature.status.invalid=Invalid
+validateSignature.chain.invalid=Certificate chain validation failed - cannot verify signer's identity
+validateSignature.trust.invalid=Certificate not in trust store - source cannot be verified
+validateSignature.cert.expired=Certificate has expired
+validateSignature.cert.revoked=Certificate has been revoked
+validateSignature.signature.info=Signature Information
+validateSignature.signature=Signature
+validateSignature.signature.mathValid=Signature is mathematically valid BUT:
+validateSignature.selectCustomCert=Custom Certificate File X.509 (Optional)
+validateSignature.cert.info=Certificate Details
+validateSignature.cert.issuer=Issuer
+validateSignature.cert.subject=Subject
+validateSignature.cert.serialNumber=Serial Number
+validateSignature.cert.validFrom=Valid From
+validateSignature.cert.validUntil=Valid Until
+validateSignature.cert.algorithm=Algorithm
+validateSignature.cert.keySize=Key Size
+validateSignature.cert.version=Version
+validateSignature.cert.keyUsage=Key Usage
+validateSignature.cert.selfSigned=Self-Signed
+validateSignature.cert.bits=bits
--- a/Show More
+++ b/Show More