init docker

📝 Sync README
> Made via sync_files.yml

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

Dockerfile

@@ -6,7 +6,6 @@ COPY scripts /scripts
 COPY pipeline /pipeline
 COPY src/main/resources/static/fonts/*.ttf /usr/share/fonts/opentype/noto/
 #COPY src/main/resources/static/fonts/*.otf /usr/share/fonts/opentype/noto/
-COPY build/libs/*.jar app.jar
 
 ARG VERSION_TAG
 
@@ -19,6 +18,10 @@ ENV DOCKER_ENABLE_SECURITY=false \
     PGID=1000 \
     UMASK=022
 
+# Create non-root user first
+RUN addgroup -S stirlingpdfgroup && \
+    adduser -S stirlingpdfuser -G stirlingpdfgroup
+    
 # JDK for app
 RUN echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/main" | tee -a /etc/apk/repositories && \
     echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/community" | tee -a /etc/apk/repositories && \
@@ -31,8 +34,6 @@ RUN echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/main" | tee -a /et
         bash \
         curl \
         qpdf \
-        shadow \
-        su-exec \
         openssl \
         openssl-dev \
         openjdk21-jre \
@@ -50,15 +51,16 @@ RUN echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/main" | tee -a /et
 # uno unoconv and HTML
     pip install --break-system-packages --no-cache-dir --upgrade unoconv WeasyPrint pdf2image pillow && \
     mv /usr/share/tessdata /usr/share/tessdata-original && \
-    mkdir -p $HOME /configs /logs /customFiles /pipeline/watchedFolders /pipeline/finishedFolders && \
     fc-cache -f -v && \
-    chmod +x /scripts/* && \
-    chmod +x /scripts/init.sh && \
 # User permissions
-    addgroup -S stirlingpdfgroup && adduser -S stirlingpdfuser -G stirlingpdfgroup && \
+	mkdir -p ${HOME} /configs /logs /customFiles /pipeline/watchedFolders /pipeline/finishedFolders /scripts /usr/share/fonts/custom && \
-    chown -R stirlingpdfuser:stirlingpdfgroup $HOME /scripts /usr/share/fonts/opentype/noto /configs /customFiles /pipeline && \
+    chown -R stirlingpdfuser:stirlingpdfgroup ${HOME} /configs /logs /customFiles /pipeline /scripts /usr/share/fonts/custom && \
-    chown stirlingpdfuser:stirlingpdfgroup /app.jar && \
+    chmod -R 755 ${HOME} /configs /customFiles /pipeline /scripts /usr/share/fonts/custom && \
-    tesseract --list-langs
+    tesseract --list-langs && \
+    chmod -R 777 /logs
+
+COPY build/libs/*.jar app.jar
+RUN chown stirlingpdfuser:stirlingpdfgroup /app.jar
 
 EXPOSE 8080/tcp
 

Dockerfile-fat

@@ -1,4 +1,4 @@
-# Build the application
+# Build stage
 FROM gradle:8.11-jdk17 AS build
 
 # Set the working directory
@@ -7,18 +7,20 @@ WORKDIR /app
 # Copy the entire project to the working directory
 COPY . .
 
-# Build the application with DOCKER_ENABLE_SECURITY=false
+# Build the application
 RUN DOCKER_ENABLE_SECURITY=true \
     ./gradlew clean build
 
 # Main stage
 FROM alpine:3.20.3
 
-# Copy necessary files
+# Create non-root user first
+RUN addgroup -S stirlingpdfgroup && \
+    adduser -S stirlingpdfuser -G stirlingpdfgroup
+    
 COPY scripts /scripts
 COPY pipeline /pipeline
 COPY src/main/resources/static/fonts/*.ttf /usr/share/fonts/opentype/noto/
-COPY --from=build /app/build/libs/*.jar app.jar
 
 ARG VERSION_TAG
 
@@ -33,11 +35,15 @@ ENV DOCKER_ENABLE_SECURITY=false \
     FAT_DOCKER=true \
     INSTALL_BOOK_AND_ADVANCED_HTML_OPS=false
 
+# Create necessary directories with correct permissions
+RUN mkdir -p ${HOME} /configs /logs /customFiles /pipeline/watchedFolders /pipeline/finishedFolders /scripts /usr/share/fonts/custom && \
+    chown -R stirlingpdfuser:stirlingpdfgroup ${HOME} /configs /logs /customFiles /pipeline /scripts /usr/share/fonts/custom && \
+    chmod -R 755 ${HOME} /configs /logs /customFiles /pipeline /scripts /usr/share/fonts/custom
 
-# JDK for app
+# JDK and other dependencies
-RUN echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/main" | tee -a /etc/apk/repositories && \
+RUN echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/main" >> /etc/apk/repositories && \
-    echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/community" | tee -a /etc/apk/repositories && \
+    echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/community" >> /etc/apk/repositories && \
-    echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/testing" | tee -a /etc/apk/repositories && \
+    echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/testing" >> /etc/apk/repositories && \
     apk upgrade --no-cache -a && \
     apk add --no-cache \
     ca-certificates \
@@ -45,39 +51,29 @@ RUN echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/main" | tee -a /et
     tini \
     bash \
     curl \
-        shadow \
-        su-exec \
     openssl \
     openssl-dev \
     openjdk21-jre \
-# Doc conversion
     libreoffice \
-# pdftohtml
     poppler-utils \
-# OCR MY PDF (unpaper for descew and other advanced featues)
     qpdf \
     tesseract-ocr-data-eng \
+    tesseract-ocr-data-fra \
     font-terminus font-dejavu font-noto font-noto-cjk font-awesome font-noto-extra \
-# CV
     py3-opencv \
-# python3/pip
     python3 \
     py3-pip && \
-# uno unoconv and HTML
     pip install --break-system-packages --no-cache-dir --upgrade unoconv WeasyPrint pdf2image pillow && \
     mv /usr/share/tessdata /usr/share/tessdata-original && \
-    mkdir -p $HOME /configs /logs /customFiles /pipeline/watchedFolders /pipeline/finishedFolders && \
+    mkdir -p /usr/share/tessdata && \
-    fc-cache -f -v && \
+    chown -R stirlingpdfuser:stirlingpdfgroup /usr/share/tessdata /usr/share/fonts/opentype/noto && \
-    chmod +x /scripts/* && \
+    fc-cache -f -v
-    chmod +x /scripts/init.sh && \
+    
-# User permissions
+COPY build/libs/*.jar app.jar
-    addgroup -S stirlingpdfgroup && adduser -S stirlingpdfuser -G stirlingpdfgroup && \
+RUN chown stirlingpdfuser:stirlingpdfgroup /app.jar
-    chown -R stirlingpdfuser:stirlingpdfgroup $HOME /scripts /usr/share/fonts/opentype/noto /configs /customFiles /pipeline && \
-    chown stirlingpdfuser:stirlingpdfgroup /app.jar && \
-    tesseract --list-langs
 
 EXPOSE 8080/tcp
 
-# Set user and run command
+
 ENTRYPOINT ["tini", "--", "/scripts/init.sh"]
 CMD ["java", "-Dfile.encoding=UTF-8", "-jar", "/app.jar"]

Dockerfile-ultra-lite

@@ -17,7 +17,10 @@ COPY scripts/download-security-jar.sh /scripts/download-security-jar.sh
 COPY scripts/init-without-ocr.sh /scripts/init-without-ocr.sh
 COPY scripts/installFonts.sh /scripts/installFonts.sh
 COPY pipeline /pipeline
-COPY build/libs/*.jar app.jar
+
+# Create non-root user first
+RUN addgroup -S stirlingpdfgroup && \
+    adduser -S stirlingpdfuser -G stirlingpdfgroup
     
 # Set up necessary directories and permissions
 RUN echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/main" | tee -a /etc/apk/repositories && \
@@ -30,18 +33,15 @@ RUN echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/main" | tee -a /et
         tini \
         bash \
         curl \
-        shadow \
-        su-exec \
         openjdk21-jre && \
     # User permissions
-    mkdir -p /configs /logs /customFiles /usr/share/fonts/opentype/noto && \
+	mkdir -p ${HOME} /configs /logs /customFiles /pipeline/watchedFolders /pipeline/finishedFolders /scripts /usr/share/fonts/custom && \
-    chmod +x /scripts/*.sh && \
+    chown -R stirlingpdfuser:stirlingpdfgroup ${HOME} /configs /logs /customFiles /pipeline /scripts /usr/share/fonts/custom && \
-    addgroup -S stirlingpdfgroup && adduser -S stirlingpdfuser -G stirlingpdfgroup && \
+    chmod -R 755 ${HOME} /configs  /customFiles /pipeline /scripts /usr/share/fonts/custom && \
-    chown -R stirlingpdfuser:stirlingpdfgroup $HOME /scripts  /configs /customFiles /pipeline && \
+    chmod -R 777 /logs
-    chown stirlingpdfuser:stirlingpdfgroup /app.jar
 
-# Set environment variables
+COPY build/libs/*.jar app.jar
-ENV ENDPOINTS_GROUPS_TO_REMOVE=CLI
+RUN chown stirlingpdfuser:stirlingpdfgroup /app.jar
 
 EXPOSE 8080/tcp
 

README.md

@@ -191,43 +191,43 @@ Stirling-PDF currently supports 37 languages!
 
 | Language                                     | Progress                               |
 | -------------------------------------------- | -------------------------------------- |
-| Arabic (العربية) (ar_AR)                        | ![98%](https://geps.dev/progress/98)   |
+| Arabic (العربية) (ar_AR)                        | ![95%](https://geps.dev/progress/95)   |
-| Azerbaijani (Azərbaycan Dili) (az_AZ)        | ![97%](https://geps.dev/progress/97)   |
+| Azerbaijani (Azərbaycan Dili) (az_AZ)        | ![93%](https://geps.dev/progress/93)   |
-| Basque (Euskara) (eu_ES)                     | ![54%](https://geps.dev/progress/54)   |
+| Basque (Euskara) (eu_ES)                     | ![52%](https://geps.dev/progress/52)   |
-| Bulgarian (Български) (bg_BG)                | ![94%](https://geps.dev/progress/94)   |
+| Bulgarian (Български) (bg_BG)                | ![90%](https://geps.dev/progress/90)   |
-| Catalan (Català) (ca_CA)                     | ![88%](https://geps.dev/progress/88)   |
+| Catalan (Català) (ca_CA)                     | ![84%](https://geps.dev/progress/84)   |
-| Croatian (Hrvatski) (hr_HR)                  | ![95%](https://geps.dev/progress/95)   |
+| Croatian (Hrvatski) (hr_HR)                  | ![92%](https://geps.dev/progress/92)   |
-| Czech (Česky) (cs_CZ)                        | ![95%](https://geps.dev/progress/95)   |
+| Czech (Česky) (cs_CZ)                        | ![91%](https://geps.dev/progress/91)   |
-| Danish (Dansk) (da_DK)                       | ![94%](https://geps.dev/progress/94)   |
+| Danish (Dansk) (da_DK)                       | ![90%](https://geps.dev/progress/90)   |
-| Dutch (Nederlands) (nl_NL)                   | ![93%](https://geps.dev/progress/93)   |
+| Dutch (Nederlands) (nl_NL)                   | ![90%](https://geps.dev/progress/90)   |
 | English (English) (en_GB)                    | ![100%](https://geps.dev/progress/100) |
 | English (US) (en_US)                         | ![100%](https://geps.dev/progress/100) |
-| French (Français) (fr_FR)                    | ![97%](https://geps.dev/progress/97)   |
+| French (Français) (fr_FR)                    | ![93%](https://geps.dev/progress/93)   |
-| German (Deutsch) (de_DE)                     | ![97%](https://geps.dev/progress/97)   |
+| German (Deutsch) (de_DE)                     | ![100%](https://geps.dev/progress/100)   |
-| Greek (Ελληνικά) (el_GR)                     | ![95%](https://geps.dev/progress/95)   |
+| Greek (Ελληνικά) (el_GR)                     | ![91%](https://geps.dev/progress/91)   |
-| Hindi (हिंदी) (hi_IN)                          | ![92%](https://geps.dev/progress/92)   |
+| Hindi (हिंदी) (hi_IN)                          | ![89%](https://geps.dev/progress/89)   |
-| Hungarian (Magyar) (hu_HU)                   | ![95%](https://geps.dev/progress/95)   |
+| Hungarian (Magyar) (hu_HU)                   | ![92%](https://geps.dev/progress/92)   |
-| Indonesian (Bahasa Indonesia) (id_ID)        | ![95%](https://geps.dev/progress/95)   |
+| Indonesian (Bahasa Indonesia) (id_ID)        | ![91%](https://geps.dev/progress/91)   |
-| Irish (Gaeilge) (ga_IE)                      | ![85%](https://geps.dev/progress/85)   |
+| Irish (Gaeilge) (ga_IE)                      | ![82%](https://geps.dev/progress/82)   |
 | Italian (Italiano) (it_IT)                   | ![99%](https://geps.dev/progress/99)   |
-| Japanese (日本語) (ja_JP)                    | ![83%](https://geps.dev/progress/83)   |
+| Japanese (日本語) (ja_JP)                    | ![80%](https://geps.dev/progress/80)   |
-| Korean (한국어) (ko_KR)                      | ![93%](https://geps.dev/progress/93)   |
+| Korean (한국어) (ko_KR)                      | ![89%](https://geps.dev/progress/89)   |
-| Norwegian (Norsk) (no_NB)                    | ![85%](https://geps.dev/progress/85)   |
+| Norwegian (Norsk) (no_NB)                    | ![82%](https://geps.dev/progress/82)   |
-| Polish (Polski) (pl_PL)                      | ![94%](https://geps.dev/progress/94)   |
+| Polish (Polski) (pl_PL)                      | ![91%](https://geps.dev/progress/91)   |
-| Portuguese (Português) (pt_PT)               | ![95%](https://geps.dev/progress/95)   |
+| Portuguese (Português) (pt_PT)               | ![91%](https://geps.dev/progress/91)   |
-| Portuguese Brazilian (Português) (pt_BR)     | ![95%](https://geps.dev/progress/95)   |
+| Portuguese Brazilian (Português) (pt_BR)     | ![92%](https://geps.dev/progress/92)   |
-| Romanian (Română) (ro_RO)                    | ![87%](https://geps.dev/progress/87)   |
+| Romanian (Română) (ro_RO)                    | ![84%](https://geps.dev/progress/84)   |
-| Russian (Русский) (ru_RU)                    | ![94%](https://geps.dev/progress/94)   |
+| Russian (Русский) (ru_RU)                    | ![91%](https://geps.dev/progress/91)   |
-| Serbian Latin alphabet (Srpski) (sr_LATN_RS) | ![68%](https://geps.dev/progress/68)   |
+| Serbian Latin alphabet (Srpski) (sr_LATN_RS) | ![66%](https://geps.dev/progress/66)   |
-| Simplified Chinese (简体中文) (zh_CN)         | ![89%](https://geps.dev/progress/89)   |
+| Simplified Chinese (简体中文) (zh_CN)         | ![85%](https://geps.dev/progress/85)   |
-| Slovakian (Slovensky) (sk_SK)                | ![80%](https://geps.dev/progress/80)   |
+| Slovakian (Slovensky) (sk_SK)                | ![77%](https://geps.dev/progress/77)   |
-| Spanish (Español) (es_ES)                    | ![95%](https://geps.dev/progress/95)   |
+| Spanish (Español) (es_ES)                    | ![92%](https://geps.dev/progress/92)   |
-| Swedish (Svenska) (sv_SE)                    | ![94%](https://geps.dev/progress/94)   |
+| Swedish (Svenska) (sv_SE)                    | ![91%](https://geps.dev/progress/91)   |
-| Thai (ไทย) (th_TH)                           | ![93%](https://geps.dev/progress/93)   |
+| Thai (ไทย) (th_TH)                           | ![90%](https://geps.dev/progress/90)   |
-| Traditional Chinese (繁體中文) (zh_TW)        | ![95%](https://geps.dev/progress/95)   |
+| Traditional Chinese (繁體中文) (zh_TW)        | ![92%](https://geps.dev/progress/92)   |
-| Turkish (Türkçe) (tr_TR)                     | ![89%](https://geps.dev/progress/89)   |
+| Turkish (Türkçe) (tr_TR)                     | ![86%](https://geps.dev/progress/86)   |
-| Ukrainian (Українська) (uk_UA)               | ![78%](https://geps.dev/progress/78)   |
+| Ukrainian (Українська) (uk_UA)               | ![75%](https://geps.dev/progress/75)   |
-| Vietnamese (Tiếng Việt) (vi_VN)              | ![86%](https://geps.dev/progress/86)   |
+| Vietnamese (Tiếng Việt) (vi_VN)              | ![83%](https://geps.dev/progress/83)   |
 
 ## Contributing (Creating Issues, Translations, Fixing Bugs, etc.)
 

build.gradle

@@ -26,7 +26,7 @@ ext {
 }
 
 group = "stirling.software"
-version = "0.35.1"
+version = "0.36.0"
 
 
 java {

exampleYmlFiles/docker-compose-latest-fat-security.yml

@@ -14,14 +14,17 @@ services:
     ports:
       - 8080:8080
     volumes:
-      - /stirling/latest/data:/usr/share/tessdata:rw
+      - ./stirling/latest/data:/usr/share/tessdata:rw
-      - /stirling/latest/config:/configs:rw
+      - ./stirling/latest/config:/configs:rw
-      - /stirling/latest/logs:/logs:rw
+      - ./stirling/latest/logs:/logs:rw
+    user: "stirlingpdfuser"
     environment:
       DOCKER_ENABLE_SECURITY: "true"
       SECURITY_ENABLELOGIN: "false"
       PUID: 1002
       PGID: 1002
+      LANGS: "ALL"
+      TESSERACT_LANGS: "eng,fra,deu,spa,ita"
       UMASK: "022"
       SYSTEM_DEFAULTLOCALE: en-US
       UI_APPNAME: Stirling-PDF

exampleYmlFiles/docker-compose-latest-security-with-sso.yml

@@ -14,9 +14,9 @@ services:
     ports:
       - "8080:8080"
     volumes:
-      - /stirling/latest/data:/usr/share/tessdata:rw
+      - ./stirling/latest/data:/usr/share/tessdata:rw
-      - /stirling/latest/config:/configs:rw
+      - ./stirling/latest/config:/configs:rw
-      - /stirling/latest/logs:/logs:rw
+      - ./stirling/latest/logs:/logs:rw
     environment:
       DOCKER_ENABLE_SECURITY: "true"
       SECURITY_ENABLELOGIN: "true"

exampleYmlFiles/docker-compose-latest-security.yml

@@ -14,9 +14,9 @@ services:
     ports:
       - "8080:8080"
     volumes:
-      - /stirling/latest/data:/usr/share/tessdata:rw
+      - ./stirling/latest/data:/usr/share/tessdata:rw
-      - /stirling/latest/config:/configs:rw
+      - ./stirling/latest/config:/configs:rw
-      - /stirling/latest/logs:/logs:rw
+      - ./stirling/latest/logs:/logs:rw
     environment:
       DOCKER_ENABLE_SECURITY: "true"
       SECURITY_ENABLELOGIN: "true"

exampleYmlFiles/docker-compose-latest-ultra-lite-security.yml

@@ -14,9 +14,9 @@ services:
     ports:
       - "8080:8080"
     volumes:
-      - /stirling/latest/data:/usr/share/tessdata:rw
+      - ./stirling/latest/data:/usr/share/tessdata:rw
-      - /stirling/latest/config:/configs:rw
+      - ./stirling/latest/config:/configs:rw
-      - /stirling/latest/logs:/logs:rw
+      - ./stirling/latest/logs:/logs:rw
     environment:
       DOCKER_ENABLE_SECURITY: "true"
       SECURITY_ENABLELOGIN: "true"

exampleYmlFiles/docker-compose-latest-ultra-lite.yml

@@ -14,8 +14,8 @@ services:
     ports:
       - "8080:8080"
     volumes:
-      - /stirling/latest/config:/configs:rw
+      - ./stirling/latest/config:/configs:rw
-      - /stirling/latest/logs:/logs:rw
+      - ./stirling/latest/logs:/logs:rw
     environment:
       DOCKER_ENABLE_SECURITY: "false"
       SECURITY_ENABLELOGIN: "false"

exampleYmlFiles/docker-compose-latest.yml

@@ -14,9 +14,9 @@ services:
     ports:
       - "8080:8080"
     volumes:
-      - /stirling/latest/data:/usr/share/tessdata:rw
+      - ./stirling/latest/data:/usr/share/tessdata:rw
-      - /stirling/latest/config:/configs:rw
+      - ./stirling/latest/config:/configs:rw
-      - /stirling/latest/logs:/logs:rw
+      - ./stirling/latest/logs:/logs:rw
     environment:
       DOCKER_ENABLE_SECURITY: "false"
       SECURITY_ENABLELOGIN: "false"

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',
 ]
 

scripts/init-without-ocr.sh

@@ -1,21 +1,5 @@
 #!/bin/bash
 
-# Update the user and group IDs as per environment variables
-if [ ! -z "$PUID" ] && [ "$PUID" != "$(id -u stirlingpdfuser)" ]; then
-    usermod -o -u "$PUID" stirlingpdfuser || true
-fi
-
-
-if [ ! -z "$PGID" ] && [ "$PGID" != "$(getent group stirlingpdfgroup | cut -d: -f3)" ]; then
-    groupmod -o -g "$PGID" stirlingpdfgroup || true
-fi
-umask "$UMASK" || true
-
-if [[ "$INSTALL_BOOK_AND_ADVANCED_HTML_OPS" == "true" && "$FAT_DOCKER" != "true" ]]; then
-  echo "issue with calibre in current version, feature currently disabled on Stirling-PDF"
-  #apk add --no-cache calibre@testing
-fi
-
 if [[ "$FAT_DOCKER" != "true" ]]; then
     /scripts/download-security-jar.sh
 fi
@@ -24,14 +8,4 @@ if [[ -n "$LANGS" ]]; then
     /scripts/installFonts.sh $LANGS
 fi
 
-echo "Setting permissions and ownership for necessary directories..."
-# Attempt to change ownership of directories and files
-if chown -R stirlingpdfuser:stirlingpdfgroup $HOME /logs /scripts /usr/share/fonts/opentype/noto /configs /customFiles /pipeline /app.jar; then
-	chmod -R 755 /logs /scripts /usr/share/fonts/opentype/noto /configs /customFiles /pipeline /app.jar || true
-    # If chown succeeds, execute the command as stirlingpdfuser
-    exec su-exec stirlingpdfuser "$@"
-else
-    # If chown fails, execute the command without changing the user context
-    echo "[WARN] Chown failed, running as host user"
 exec "$@"
-fi

scripts/init.sh

@@ -1,27 +1,35 @@
 #!/bin/bash
-
 # Copy the original tesseract-ocr files to the volume directory without overwriting existing files
 echo "Copying original files without overwriting existing files"
-mkdir -p /usr/share/tessdata
+cp -rn /usr/share/tessdata-original/* /usr/share/tessdata 2>/dev/null || true
-cp -rn /usr/share/tessdata-original/* /usr/share/tessdata
 
+# Copy additional tessdata if available
 if [ -d /usr/share/tesseract-ocr/4.00/tessdata ]; then
-        cp -r /usr/share/tesseract-ocr/4.00/tessdata/* /usr/share/tessdata || true;
+    cp -rn /usr/share/tesseract-ocr/4.00/tessdata/* /usr/share/tessdata 2>/dev/null || true
 fi
 
 if [ -d /usr/share/tesseract-ocr/5/tessdata ]; then
-        cp -r /usr/share/tesseract-ocr/5/tessdata/* /usr/share/tessdata || true;
+    cp -rn /usr/share/tesseract-ocr/5/tessdata/* /usr/share/tessdata 2>/dev/null || true
 fi
 
 # Check if TESSERACT_LANGS environment variable is set and is not empty
 if [[ -n "$TESSERACT_LANGS" ]]; then
     # Convert comma-separated values to a space-separated list
-  LANGS=$(echo $TESSERACT_LANGS | tr ',' ' ')
+    TES_LANGS=$(echo $TESSERACT_LANGS | tr ',' ' ')
     pattern='^[a-zA-Z]{2,4}(_[a-zA-Z]{2,4})?$'
-  # Install each language pack
+
-  for LANG in $LANGS; do
+    # Log available languages
+    echo "Currently installed languages:"
+    tesseract --list-langs
+
+    echo "Requested additional languages: $TES_LANGS"
+    
+    # Instead of apk add, download language files from a known source
+    for LANG in $TES_LANGS; do
         if [[ $LANG =~ $pattern ]]; then
-      apk add --no-cache "tesseract-ocr-data-$LANG"
+            # Download to user-writable directory
+            wget -P /usr/share/tessdata/ "https://github.com/tesseract-ocr/tessdata/raw/main/${LANG}.traineddata" || \
+            echo "Failed to download language pack for ${LANG}"
         else
             echo "Skipping invalid language code"
         fi

scripts/installFonts.sh

@@ -1,67 +1,156 @@
 #!/bin/bash
 
 LANGS=$1
+FONT_DIR="$HOME/.local/share/fonts"
+TEMP_DIR=$(mktemp -d)
 
-# Function to install a font package
+# Create fonts directory if it doesn't exist
-install_font() {
+mkdir -p "$FONT_DIR"
-    echo "Installing font package: $1"
+
-    if ! apk add "$1" --no-cache; then
+# Function to get latest GitHub release
-        echo "Failed to install $1"
+get_latest_release() {
-    fi
+    local repo=$1
+    local api_url="https://api.github.com/repos/$repo/releases/latest"
+    curl --silent "$api_url" | grep '"tag_name":' | sed -E 's/.*"([^"]+)".*/\1/'
 }
 
-# Install common fonts used across many languages
+# Function to download and install a font
-#common_fonts=(
+install_font() {
-#    font-terminus
+    local font_name=$1
-#    font-dejavu
+    echo "Installing font package: $font_name"
-#    font-noto
-#    font-noto-cjk
-#    font-awesome
-#    font-noto-extra
-#)
-#
-#for font in "${common_fonts[@]}"; do
-#    install_font $font
-#done
     
-# Map languages to specific font packages
+    # Map font package names to actual font URLs and installation methods
+    case $font_name in
+        "font-dejavu")
+            local version=$(get_latest_release "dejavu-fonts/dejavu-fonts")
+            version=${version#version_} # Remove 'version_' prefix
+            local url="https://github.com/dejavu-fonts/dejavu-fonts/releases/download/version_${version}/dejavu-fonts-ttf-${version}.tar.bz2"
+            wget -q "$url" -P "$TEMP_DIR" && \
+            tar xjf "$TEMP_DIR/dejavu-fonts-ttf-${version}.tar.bz2" -C "$TEMP_DIR" && \
+            find "$TEMP_DIR" -name "*.ttf" -exec cp {} "$FONT_DIR/" \;
+            ;;
+            
+        "font-noto")
+            # Base Noto Sans and Serif
+            wget -q "https://noto-website-2.storage.googleapis.com/pkgs/NotoSans-hinted.zip" -P "$TEMP_DIR" && \
+            wget -q "https://noto-website-2.storage.googleapis.com/pkgs/NotoSerif-hinted.zip" -P "$TEMP_DIR" && \
+            unzip -q "$TEMP_DIR/NotoSans-hinted.zip" -d "$TEMP_DIR/noto-sans" && \
+            unzip -q "$TEMP_DIR/NotoSerif-hinted.zip" -d "$TEMP_DIR/noto-serif" && \
+            cp "$TEMP_DIR/noto-sans"/*.ttf "$FONT_DIR/" && \
+            cp "$TEMP_DIR/noto-serif"/*.ttf "$FONT_DIR/"
+            ;;
+            
+        "font-noto-cjk")
+            # Noto CJK
+            wget -q "https://github.com/notofonts/noto-cjk/raw/main/Sans/OTF/Japanese/NotoSansCJKjp-Regular.otf" -P "$FONT_DIR"
+            wget -q "https://github.com/notofonts/noto-cjk/raw/main/Sans/OTF/Korean/NotoSansCJKkr-Regular.otf" -P "$FONT_DIR"
+            wget -q "https://github.com/notofonts/noto-cjk/raw/main/Sans/OTF/SimplifiedChinese/NotoSansCJKsc-Regular.otf" -P "$FONT_DIR"
+            wget -q "https://github.com/notofonts/noto-cjk/raw/main/Sans/OTF/TraditionalChinese/NotoSansCJKtc-Regular.otf" -P "$FONT_DIR"
+            ;;
+            
+        "font-noto-arabic")
+            wget -q "https://github.com/notofonts/noto-fonts/raw/main/hinted/ttf/NotoNaskhArabic/NotoNaskhArabic-Regular.ttf" -P "$FONT_DIR"
+            wget -q "https://github.com/notofonts/noto-fonts/raw/main/hinted/ttf/NotoKufiArabic/NotoKufiArabic-Regular.ttf" -P "$FONT_DIR"
+            ;;
+            
+        "font-noto-devanagari")
+            wget -q "https://github.com/notofonts/noto-fonts/raw/main/hinted/ttf/NotoSansDevanagari/NotoSansDevanagari-Regular.ttf" -P "$FONT_DIR"
+            wget -q "https://github.com/notofonts/noto-fonts/raw/main/hinted/ttf/NotoSerifDevanagari/NotoSerifDevanagari-Regular.ttf" -P "$FONT_DIR"
+            ;;
+            
+        "font-noto-thai")
+            wget -q "https://github.com/notofonts/noto-fonts/raw/main/hinted/ttf/NotoSansThai/NotoSansThai-Regular.ttf" -P "$FONT_DIR"
+            wget -q "https://github.com/notofonts/noto-fonts/raw/main/hinted/ttf/NotoSerifThai/NotoSerifThai-Regular.ttf" -P "$FONT_DIR"
+            ;;
+            
+        "font-noto-hebrew")
+            wget -q "https://github.com/notofonts/noto-fonts/raw/main/hinted/ttf/NotoSansHebrew/NotoSansHebrew-Regular.ttf" -P "$FONT_DIR"
+            ;;
+            
+        "font-awesome")
+            local version=$(get_latest_release "FortAwesome/Font-Awesome")
+            wget -q "https://use.fontawesome.com/releases/v${version}/fontawesome-free-${version}-desktop.zip" -P "$TEMP_DIR" && \
+            unzip -q "$TEMP_DIR/fontawesome-free-${version}-desktop.zip" -d "$TEMP_DIR" && \
+            cp "$TEMP_DIR/fontawesome-free-${version}-desktop/otfs"/*.otf "$FONT_DIR/"
+            ;;
+            
+        "font-source-code-pro")
+            local version=$(get_latest_release "adobe-fonts/source-code-pro")
+            wget -q "https://github.com/adobe-fonts/source-code-pro/releases/download/${version}/TTF-source-code-pro-${version}.zip" -P "$TEMP_DIR" && \
+            unzip -q "$TEMP_DIR/TTF-source-code-pro-${version}.zip" -d "$TEMP_DIR/source-code-pro" && \
+            cp "$TEMP_DIR/source-code-pro"/*.ttf "$FONT_DIR/"
+            ;;
+            
+        "font-vollkorn")
+            wget -q "https://github.com/FAlthausen/Vollkorn-Typeface/raw/main/fonts/TTF/Vollkorn-Regular.ttf" -P "$FONT_DIR"
+            ;;
+            
+        "font-liberation")
+            wget -q "https://github.com/liberationfonts/liberation-fonts/files/7261482/liberation-fonts-ttf-2.1.5.tar.gz" -P "$TEMP_DIR" && \
+            tar xzf "$TEMP_DIR/liberation-fonts-ttf-2.1.5.tar.gz" -C "$TEMP_DIR" && \
+            cp "$TEMP_DIR/liberation-fonts-ttf-2.1.5"/*.ttf "$FONT_DIR/"
+            ;;
+    esac
+    
+    echo "Completed installation attempt for $font_name"
+}
+
+# Enhanced language-specific font mappings
 declare -A language_fonts=(
     ["ar_AR"]="font-noto-arabic"
-    ["zh_CN"]="font-isas-misc"
+    ["zh_CN"]="font-noto-cjk"
-    ["zh_TW"]="font-isas-misc"
+    ["zh_TW"]="font-noto-cjk"
-    ["ja_JP"]="font-noto font-noto-thai font-noto-tibetan font-ipa font-sony-misc font-jis-misc"
+    ["ja_JP"]="font-noto font-noto-cjk"
-    ["ru_RU"]="font-vollkorn font-misc-cyrillic font-mutt-misc font-screen-cyrillic font-winitzki-cyrillic font-cronyx-cyrillic"
+    ["ru_RU"]="font-noto font-liberation font-vollkorn"
-    ["sr_LATN_RS"]="font-vollkorn font-misc-cyrillic font-mutt-misc font-screen-cyrillic font-winitzki-cyrillic font-cronyx-cyrillic"
+    ["sr_LATN_RS"]="font-noto font-liberation"
-    ["uk_UA"]="font-vollkorn font-misc-cyrillic font-mutt-misc font-screen-cyrillic font-winitzki-cyrillic font-cronyx-cyrillic"
+    ["uk_UA"]="font-noto font-liberation"
-    ["ko_KR"]="font-noto font-noto-thai font-noto-tibetan"
+    ["ko_KR"]="font-noto font-noto-cjk"
     ["el_GR"]="font-noto"
     ["hi_IN"]="font-noto-devanagari"
-    ["bg_BG"]="font-vollkorn font-misc-cyrillic"
+    ["bg_BG"]="font-noto font-liberation"
-    ["GENERAL"]="font-terminus font-dejavu font-noto font-noto-cjk font-awesome font-noto-extra"
+    ["th_TH"]="font-noto-thai"
+    ["he_IL"]="font-noto-hebrew"
+    ["GENERAL"]="font-noto font-dejavu font-liberation font-source-code-pro font-awesome"
 )
 
-# Install fonts for other languages which generally do not need special packages beyond 'font-noto'
+# Install fonts based on specified languages
-other_langs=("en_GB" "en_US" "de_DE" "fr_FR" "es_ES" "ca_CA" "it_IT" "pt_BR" "nl_NL" "sv_SE" "pl_PL" "ro_RO" "hu_HU" "tr_TR" "id_ID" "eu_ES")
 if [[ $LANGS == "ALL" ]]; then
     # Install all fonts from the language_fonts map
+    declare -A installed_fonts
     for fonts in "${language_fonts[@]}"; do
         for font in $fonts; do
-            install_font $font
+            if [[ -z "${installed_fonts[$font]}" ]]; then
+                install_font "$font"
+                installed_fonts[$font]=1
+            fi
         done
     done
 else
     # Split comma-separated languages and install necessary fonts
+    declare -A installed_fonts
     IFS=',' read -ra LANG_CODES <<< "$LANGS"
     for code in "${LANG_CODES[@]}"; do
-        if [[ " ${other_langs[@]} " =~ " ${code} " ]]; then
-            install_font font-noto
-        else
         fonts_to_install=${language_fonts[$code]}
         if [ ! -z "$fonts_to_install" ]; then
             for font in $fonts_to_install; do
-                    install_font $font
+                if [[ -z "${installed_fonts[$font]}" ]]; then
-                done
+                    install_font "$font"
-            fi
+                    installed_fonts[$font]=1
                 fi
             done
         fi
+    done
+fi
+
+# Cleanup
+rm -rf "$TEMP_DIR"
+
+# Update font cache
+if command -v fc-cache >/dev/null; then
+    fc-cache -f "$FONT_DIR"
+    echo "Font cache updated"
+else
+    echo "Warning: fc-cache not found. You may need to manually update your font cache"
+fi
+
+echo "Font installation completed. Fonts installed in: $FONT_DIR"

src/main/java/stirling/software/SPDF/EE/LicenseKeyChecker.java

@@ -28,7 +28,7 @@ public class LicenseKeyChecker {
         this.checkLicense();
     }
 
-    @Scheduled(fixedRate = 604800000) // 7 days in milliseconds
+    @Scheduled(initialDelay = 604800000, fixedRate = 604800000) // 7 days in milliseconds
     public void checkLicensePeriodically() {
         checkLicense();
     }

src/main/java/stirling/software/SPDF/config/security/SecurityConfiguration.java

@@ -1,6 +1,5 @@
 package stirling.software.SPDF.config.security;
 
-import java.io.IOException;
 import java.security.cert.X509Certificate;
 import java.util.*;
 
@@ -13,7 +12,6 @@ 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;
@@ -32,35 +30,21 @@ import org.springframework.security.oauth2.client.registration.InMemoryClientReg
 import org.springframework.security.oauth2.core.user.OAuth2UserAuthority;
 import org.springframework.security.saml2.core.Saml2X509Credential;
 import org.springframework.security.saml2.core.Saml2X509Credential.Saml2X509CredentialType;
-import org.springframework.security.saml2.provider.service.authentication.AbstractSaml2AuthenticationRequest;
 import org.springframework.security.saml2.provider.service.authentication.OpenSaml4AuthenticationProvider;
 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.registration.Saml2MessageBinding;
-import org.springframework.security.saml2.provider.service.web.HttpSessionSaml2AuthenticationRequestRepository;
-import org.springframework.security.saml2.provider.service.web.Saml2AuthenticationRequestRepository;
 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;
-import org.springframework.security.web.authentication.session.RegisterSessionAuthenticationStrategy;
-import org.springframework.security.web.context.SecurityContextHolderFilter;
 import org.springframework.security.web.csrf.CookieCsrfTokenRepository;
 import org.springframework.security.web.csrf.CsrfTokenRequestAttributeHandler;
 import org.springframework.security.web.savedrequest.NullRequestCache;
-import org.springframework.security.web.session.ForceEagerSessionCreationFilter;
-import org.springframework.security.web.session.HttpSessionEventPublisher;
-import org.springframework.security.web.session.SessionManagementFilter;
 import org.springframework.security.web.util.matcher.AntPathRequestMatcher;
-import org.springframework.session.web.http.CookieSerializer;
-import org.springframework.session.web.http.DefaultCookieSerializer;
-import org.springframework.web.filter.OncePerRequestFilter;
 
-import jakarta.servlet.FilterChain;
-import jakarta.servlet.ServletException;
 import jakarta.servlet.http.HttpServletRequest;
-import jakarta.servlet.http.HttpServletResponse;
 import lombok.extern.slf4j.Slf4j;
 import stirling.software.SPDF.config.security.oauth2.CustomOAuth2AuthenticationFailureHandler;
 import stirling.software.SPDF.config.security.oauth2.CustomOAuth2AuthenticationSuccessHandler;
@@ -287,7 +271,6 @@ public class SecurityConfiguration {
                                                         relyingPartyRegistrations())
                                                 .authenticationManager(
                                                         new ProviderManager(authenticationProvider))
-                                     
                                                 .successHandler(
                                                         new CustomSaml2AuthenticationSuccessHandler(
                                                                 loginAttemptService,

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;
 

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.CertificateExpiredException;
+import java.security.cert.CertificateFactory;
+import java.security.cert.CertificateNotYetValidException;
+import java.security.cert.X509Certificate;
+import java.security.interfaces.RSAPublicKey;
+import java.util.ArrayList;
+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 digital signatures in a PDF file against default or custom certificates.")
+    @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);
+
+                        // Basic signature validation
+                        result.setValid(
+                                signer.verify(
+                                        new JcaSimpleSignerInfoVerifierBuilder().build(cert)));
+
+                        // Perform chain validation
+                        CertificateValidationService.ValidationResult chainResult;
+                        if (customCert != null) {
+                            chainResult =
+                                    certValidationService.validateWithCustomCert(cert, customCert);
+                        } else {
+                            chainResult = certValidationService.validateCertificateChain(cert);
+                        }
+
+                        result.setChainValid(chainResult.isValid());
+                        result.setTrustValid(chainResult.isValid());
+                        result.setNotExpired(!chainResult.isExpired());
+
+                        // Check if signature was valid at the time of signing
+                        if (sig.getSignDate() != null) {
+                            try {
+                                cert.checkValidity(sig.getSignDate().getTime());
+                                result.setValidAtTimeOfSigning(true);
+                            } catch (CertificateExpiredException
+                                    | CertificateNotYetValidException e) {
+                                result.setValidAtTimeOfSigning(false);
+                            }
+                        }
+
+                        // Set signature info
+                        populateSignatureInfo(result, sig, cert);
+                    }
+                } catch (Exception e) {
+                    result.setValid(false);
+                    result.setErrorMessage("Signature validation failed: " + e.getMessage());
+                }
+                results.add(result);
+            }
+        }
+        return ResponseEntity.ok(results);
+    }
+
+    private void populateSignatureInfo(
+            SignatureValidationResult result, PDSignature sig, X509Certificate cert) {
+        result.setSignerName(sig.getName());
+        result.setSignatureDate(sig.getSignDate().getTime().toString());
+        result.setReason(sig.getReason());
+        result.setLocation(sig.getLocation());
+        result.setIssuerDN(cert.getIssuerX500Principal().getName());
+        result.setSubjectDN(cert.getSubjectX500Principal().getName());
+        result.setSerialNumber(cert.getSerialNumber().toString(16));
+        result.setValidFrom(cert.getNotBefore().toString());
+        result.setValidUntil(cert.getNotAfter().toString());
+        result.setSignatureAlgorithm(cert.getSigAlgName());
+
+        try {
+            result.setKeySize(((RSAPublicKey) cert.getPublicKey()).getModulus().bitLength());
+        } catch (Exception e) {
+            result.setKeySize(0);
+        }
+
+        result.setVersion(String.valueOf(cert.getVersion()));
+
+        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);
+        result.setSelfSigned(cert.getSubjectX500Principal().equals(cert.getIssuerX500Principal()));
+    }
+}

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) {

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;
+}

src/main/java/stirling/software/SPDF/model/api/security/SignatureValidationResult.java

@@ -0,0 +1,31 @@
+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 boolean validAtTimeOfSigning;
+
+    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
+}

src/main/java/stirling/software/SPDF/service/CertificateValidationService.java

@@ -0,0 +1,260 @@
+package stirling.software.SPDF.service;
+
+import java.io.*;
+import java.io.ByteArrayInputStream;
+import java.io.InputStream;
+import java.security.KeyStore;
+import java.security.KeyStoreException;
+import java.security.cert.*;
+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.*;
+import java.util.Enumeration;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import org.apache.pdfbox.Loader;
+import org.apache.pdfbox.pdmodel.PDDocument;
+import org.apache.pdfbox.pdmodel.PDEmbeddedFilesNameTreeNode;
+import org.apache.pdfbox.pdmodel.common.filespecification.PDComplexFileSpecification;
+import org.springframework.core.io.ClassPathResource;
+import org.springframework.stereotype.Service;
+
+import jakarta.annotation.PostConstruct;
+import lombok.Data;
+import lombok.extern.slf4j.Slf4j;
+
+@Service
+@Slf4j
+public class CertificateValidationService {
+    private KeyStore trustStore;
+    private static final String AATL_RESOURCE = "/tl12.acrobatsecuritysettings";
+
+    @PostConstruct
+    private void initializeTrustStore() throws Exception {
+        trustStore = KeyStore.getInstance(KeyStore.getDefaultType());
+        trustStore.load(null, null);
+        loadAATLCertificatesFromPDF();
+    }
+
+    private void loadAATLCertificatesFromPDF() throws Exception {
+        log.debug("Starting AATL certificate loading from PDF...");
+
+        try (InputStream pdfStream = new ClassPathResource(AATL_RESOURCE).getInputStream()) {
+            PDDocument document = Loader.loadPDF(pdfStream.readAllBytes());
+
+            PDEmbeddedFilesNameTreeNode embeddedFiles =
+                    document.getDocumentCatalog().getNames().getEmbeddedFiles();
+            Map<String, PDComplexFileSpecification> files = embeddedFiles.getNames();
+
+            for (Map.Entry<String, PDComplexFileSpecification> entry : files.entrySet()) {
+                log.debug(entry.getKey());
+                if (entry.getKey().equals("SecuritySettings.xml")) {
+                    byte[] xmlContent = entry.getValue().getEmbeddedFile().toByteArray();
+                    processSecuritySettingsXML(xmlContent);
+                    break;
+                }
+            }
+        }
+    }
+
+    private void processSecuritySettingsXML(byte[] xmlContent) throws Exception {
+        // Simple XML parsing using String operations
+        String xmlString = new String(xmlContent, "UTF-8");
+        int certCount = 0;
+        int failedCerts = 0;
+
+        // Find all Certificate tags
+        String startTag = "<Certificate>";
+        String endTag = "</Certificate>";
+        int startIndex = 0;
+
+        while ((startIndex = xmlString.indexOf(startTag, startIndex)) != -1) {
+            int endIndex = xmlString.indexOf(endTag, startIndex);
+            if (endIndex == -1) break;
+
+            // Extract certificate data
+            String certData = xmlString.substring(startIndex + startTag.length(), endIndex).trim();
+            startIndex = endIndex + endTag.length();
+
+            try {
+                byte[] certBytes = Base64.getDecoder().decode(certData);
+                CertificateFactory cf = CertificateFactory.getInstance("X.509");
+                X509Certificate cert =
+                        (X509Certificate)
+                                cf.generateCertificate(new ByteArrayInputStream(certBytes));
+
+                // Only store root certificates (self-signed)
+                if (cert.getSubjectX500Principal().equals(cert.getIssuerX500Principal())) {
+                    trustStore.setCertificateEntry("aatl-cert-" + certCount, cert);
+                    log.trace(
+                            "Successfully loaded AATL root certificate #"
+                                    + certCount
+                                    + "\n  Subject: "
+                                    + cert.getSubjectX500Principal().getName()
+                                    + "\n  Valid until: "
+                                    + cert.getNotAfter());
+                    certCount++;
+                }
+            } catch (Exception e) {
+                failedCerts++;
+                log.error("Failed to process AATL certificate: " + e.getMessage());
+            }
+        }
+
+        log.debug("AATL Certificate loading completed:");
+        log.debug("  Total root certificates successfully loaded: " + certCount);
+        log.debug("  Failed certificates: " + failedCerts);
+    }
+
+    @Data
+    public static class ValidationResult {
+        private boolean valid;
+        private boolean expired;
+        private boolean validAtSigningTime;
+        private String errorMessage;
+    }
+
+    public ValidationResult validateCertificateChain(X509Certificate signerCert) {
+        ValidationResult result = new ValidationResult();
+        try {
+            // Build the certificate chain
+            List<X509Certificate> certChain = buildCertificateChain(signerCert);
+
+            // Create certificate path
+            CertificateFactory cf = CertificateFactory.getInstance("X.509");
+            CertPath certPath = cf.generateCertPath(certChain);
+
+            // Set up trust anchors
+            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));
+                }
+            }
+
+            // Set up validation parameters
+            PKIXParameters params = new PKIXParameters(anchors);
+            params.setRevocationEnabled(false);
+
+            // Validate the path
+            CertPathValidator validator = CertPathValidator.getInstance("PKIX");
+            validator.validate(certPath, params);
+
+            result.setValid(true);
+            result.setExpired(isExpired(signerCert));
+
+            return result;
+        } catch (Exception e) {
+            result.setValid(false);
+            result.setErrorMessage(e.getMessage());
+            return result;
+        }
+    }
+
+    public ValidationResult validateWithCustomCert(
+            X509Certificate signerCert, X509Certificate customCert) {
+        ValidationResult result = new ValidationResult();
+        try {
+            // Build the complete chain from signer cert
+            List<X509Certificate> certChain = buildCertificateChain(signerCert);
+
+            // Check if custom cert matches any cert in the chain
+            boolean matchFound = false;
+            for (X509Certificate chainCert : certChain) {
+                if (chainCert.equals(customCert)) {
+                    matchFound = true;
+                    break;
+                }
+            }
+
+            if (!matchFound) {
+                // Check if custom cert is a valid issuer for any cert in the chain
+                for (X509Certificate chainCert : certChain) {
+                    try {
+                        chainCert.verify(customCert.getPublicKey());
+                        matchFound = true;
+                        break;
+                    } catch (Exception e) {
+                        // Continue checking next cert
+                    }
+                }
+            }
+
+            result.setValid(matchFound);
+            if (!matchFound) {
+                result.setErrorMessage(
+                        "Custom certificate is not part of the chain and is not a valid issuer");
+            }
+
+            return result;
+        } catch (Exception e) {
+            result.setValid(false);
+            result.setErrorMessage(e.getMessage());
+            return result;
+        }
+    }
+
+    private List<X509Certificate> buildCertificateChain(X509Certificate signerCert)
+            throws CertificateException {
+        List<X509Certificate> chain = new ArrayList<>();
+        chain.add(signerCert);
+
+        X509Certificate current = signerCert;
+        while (!isSelfSigned(current)) {
+            X509Certificate issuer = findIssuer(current);
+            if (issuer == null) break;
+            chain.add(issuer);
+            current = issuer;
+        }
+
+        return chain;
+    }
+
+    private boolean isSelfSigned(X509Certificate cert) {
+        return cert.getSubjectX500Principal().equals(cert.getIssuerX500Principal());
+    }
+
+    private X509Certificate findIssuer(X509Certificate cert) throws CertificateException {
+        try {
+            Enumeration<String> aliases = trustStore.aliases();
+            while (aliases.hasMoreElements()) {
+                Certificate trustCert = trustStore.getCertificate(aliases.nextElement());
+                if (trustCert instanceof X509Certificate) {
+                    X509Certificate x509TrustCert = (X509Certificate) trustCert;
+                    if (cert.getIssuerX500Principal()
+                            .equals(x509TrustCert.getSubjectX500Principal())) {
+                        try {
+                            cert.verify(x509TrustCert.getPublicKey());
+                            return x509TrustCert;
+                        } catch (Exception e) {
+                            // Continue searching if verification fails
+                        }
+                    }
+                }
+            }
+        } catch (KeyStoreException e) {
+            throw new CertificateException("Error accessing trust store", e);
+        }
+        return null;
+    }
+
+    private boolean isExpired(X509Certificate cert) {
+        try {
+            cert.checkValidity();
+            return false;
+        } catch (CertificateExpiredException | CertificateNotYetValidException e) {
+            return true;
+        }
+    }
+}

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)

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
@@ -1275,3 +1279,38 @@ 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

src/main/resources/messages_az_AZ.properties

@@ -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
@@ -1275,3 +1279,38 @@ 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

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
@@ -1275,3 +1279,38 @@ 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

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
@@ -1275,3 +1279,38 @@ 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

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
@@ -1275,3 +1279,38 @@ 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

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
@@ -1275,3 +1279,38 @@ 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

src/main/resources/messages_de_DE.properties

@@ -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.addToAll=Zu allen Seiten hinzufügen
-sign.delete=Delete
+sign.delete=Löschen
-sign.first=First page
+sign.first=Erste Seite
-sign.last=Last page
+sign.last=Letzte Seite
-sign.next=Next page
+sign.next=Nächste Seite
-sign.previous=Previous page
+sign.previous=Vorherige Seite
 
 #repair
 repair.title=Reparieren
@@ -949,17 +953,17 @@ multiTool.deleteSelected=Auswahl löschen
 multiTool.downloadAll=Downloaden
 multiTool.downloadSelected=Auswahl downloaden
 
-multiTool.insertPageBreak=Insert Page Break
+multiTool.insertPageBreak=Seitenumbruch einfügen
-multiTool.addFile=Add File
+multiTool.addFile=Datei hinzufügen
-multiTool.rotateLeft=Rotate Left
+multiTool.rotateLeft=Nach links drehen
-multiTool.rotateRight=Rotate Right
+multiTool.rotateRight=Nach rechts drehen
-multiTool.split=Split
+multiTool.split=Teilen
-multiTool.moveLeft=Move Left
+multiTool.moveLeft=Nach links verschieben
-multiTool.moveRight=Move Right
+multiTool.moveRight=Nach rechts verschieben
-multiTool.delete=Delete
+multiTool.delete=Löschen
-multiTool.dragDropMessage=Page(s) Selected
+multiTool.dragDropMessage=Ausgewählte Seite(n)
-multiTool.undo=Undo
+multiTool.undo=Rückgängig machen
-multiTool.redo=Redo
+multiTool.redo=Wiederherstellen
 
 #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!
@@ -1264,14 +1268,49 @@ splitByChapters.desc.4=Duplikate erlauben: Wenn diese Option aktiviert ist, kön
 splitByChapters.submit=PDF teilen
 
 #File Chooser
-fileChooser.click=Click
+fileChooser.click=Klicken
-fileChooser.or=or
+fileChooser.or=oder
 fileChooser.dragAndDrop=Drag & Drop
-fileChooser.hoveredDragAndDrop=Drag & Drop file(s) here
+fileChooser.hoveredDragAndDrop=Datei(en) hierhin Ziehen & Fallenlassen
 
 #release notes
-releases.footer=Releases
+releases.footer=Veröffentlichungen
-releases.title=Release Notes
+releases.title=Versionshinweise
-releases.header=Release Notes
+releases.header=Versionshinweise
-releases.current.version=Current Release
+releases.current.version=Aktuelle Version
-releases.note=Release notes are only available in English
+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

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
@@ -1275,3 +1279,38 @@ 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

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 Coloors/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
+home.replaceColorPdf.desc=Replace colour for text and background in PDF and invert full colour of pdf to reduce file size
-replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replaceColorPdf.tags=Replace Colour,Page operations,Back end,server side
-replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.1=Replace or Invert colour Options
-replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.2=Default(Default high contrast colours)
-replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.3=Custom(Customised colours)
-replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.4=Full-Invert(Invert all colours)
-replace-color.selectText.5=High contrast color options
+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.10=Choose text Colour
-replace-color.selectText.11=Choose background Color
+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.1=Highlight Colour 1:
-compare.highlightColor.2=Highlight Color 2:
+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:
@@ -894,7 +898,7 @@ compress.title=Compress
 compress.header=Compress PDF
 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)
@@ -1275,3 +1279,38 @@ 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

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
@@ -1275,3 +1279,38 @@ 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

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
@@ -1275,3 +1279,38 @@ 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

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
@@ -1275,3 +1279,38 @@ 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

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
@@ -1275,3 +1279,38 @@ 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

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
@@ -1275,3 +1279,38 @@ 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

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
@@ -1275,3 +1279,38 @@ 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

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
@@ -1275,3 +1279,38 @@ 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

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
@@ -1275,3 +1279,38 @@ 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

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
@@ -1275,3 +1279,38 @@ 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

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
@@ -1275,3 +1279,38 @@ 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

src/main/resources/messages_ja_JP.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
@@ -1275,3 +1279,38 @@ 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

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
@@ -1275,3 +1279,38 @@ 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

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
@@ -1275,3 +1279,38 @@ 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

src/main/resources/messages_no_NB.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
@@ -1275,3 +1279,38 @@ 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

src/main/resources/messages_pl_PL.properties

@@ -512,6 +512,10 @@ home.splitPdfByChapters.title=Podziel PDF według rozdziałów
 home.splitPdfByChapters.desc=Podział pliku PDF na wiele plików na podstawie struktury rozdziałów.
 splitPdfByChapters.tags=podział, rozdziały, zakładki, porządkowanie, organizacja
 
+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=Zamień-Odwróć-Kolor
 replace-color.header=Zamień-Odwróć kolor PDF
@@ -1275,3 +1279,38 @@ 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

src/main/resources/messages_pt_BR.properties

@@ -512,6 +512,10 @@ home.splitPdfByChapters.title=Divide PDF por Capítulos
 home.splitPdfByChapters.desc=Divide um PDF em vários arquivos baseado na sua estrutura de capítulos.
 splitPdfByChapters.tags=dividir,capítulos,favoritos,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=Substituir-Inverter-Cor
 replace-color.header=Substitui-Inverter Cor PDF
@@ -1275,3 +1279,38 @@ 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

src/main/resources/messages_pt_PT.properties

@@ -512,6 +512,10 @@ home.splitPdfByChapters.title=Dividir PDF por Capítulos
 home.splitPdfByChapters.desc=Divida um PDF em vários arquivos com base na estrutura dos 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=Replace-Invert-Color
 replace-color.header=Substituir-Inverter Cor do PDF
@@ -1275,3 +1279,38 @@ 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

src/main/resources/messages_ro_RO.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
@@ -1275,3 +1279,38 @@ 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

src/main/resources/messages_ru_RU.properties

@@ -512,6 +512,10 @@ home.splitPdfByChapters.title=Разделить PDF по разделам
 home.splitPdfByChapters.desc=Разделите PDF на несколько файлов на основе структуры его разделов
 splitPdfByChapters.tags=разделение, разделы, закладки, организация
 
+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=Заменить-Обратное изменение цвета PDF
@@ -1275,3 +1279,38 @@ 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

src/main/resources/messages_sk_SK.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
@@ -1275,3 +1279,38 @@ 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

src/main/resources/messages_sr_LATN_RS.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
@@ -1275,3 +1279,38 @@ 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

src/main/resources/messages_sv_SE.properties

@@ -512,6 +512,10 @@ home.splitPdfByChapters.title=Dela upp PDF efter kapitel
 home.splitPdfByChapters.desc=Dela upp en PDF till flera filer baserat på dess kapitelstruktur.
 splitPdfByChapters.tags=dela,kapitel,bokmärken,organisera
 
+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=Ersätt-Invertera färg på PDF
@@ -1275,3 +1279,38 @@ 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

src/main/resources/messages_th_TH.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
@@ -1275,3 +1279,38 @@ 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

src/main/resources/messages_tr_TR.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
@@ -1275,3 +1279,38 @@ 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

src/main/resources/messages_uk_UA.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
@@ -1275,3 +1279,38 @@ 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

src/main/resources/messages_vi_VN.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
@@ -1275,3 +1279,38 @@ 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

src/main/resources/messages_zh_CN.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
@@ -1275,3 +1279,38 @@ 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

src/main/resources/messages_zh_TW.properties

@@ -512,6 +512,10 @@ home.splitPdfByChapters.title=依章節分割 PDF
 home.splitPdfByChapters.desc=根據 PDF 的章節結構將其分割成多個檔案。
 splitPdfByChapters.tags=分割,章節,書籤,整理
 
+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=取代-反轉顏色
 replace-color.header=取代-反轉 PDF 顏色
@@ -1275,3 +1279,38 @@ 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

src/main/resources/static/css/fileSelect.css

@@ -84,7 +84,7 @@
   z-index: 2;
 }
 
-input[type="file"] {
+.input-container input[type="file"] {
   display: none;
 }
 

src/main/resources/static/js/downloader.js

@@ -1,26 +1,36 @@
 (function () {
+  if (window.isDownloadScriptInitialized) return; // Prevent re-execution
+  window.isDownloadScriptInitialized = true;
 
-  const { pdfPasswordPrompt, multipleInputsForSingleRequest, disableMultipleFiles, remoteCall, sessionExpired, refreshPage, error } = window.stirlingPDF;
+  const {
+    pdfPasswordPrompt,
+    multipleInputsForSingleRequest,
+    disableMultipleFiles,
+    remoteCall,
+    sessionExpired,
+    refreshPage,
+    error,
+  } = window.stirlingPDF;
 
   function showErrorBanner(message, stackTrace) {
-    const errorContainer = document.getElementById("errorContainer");
+    const errorContainer = document.getElementById('errorContainer');
-    errorContainer.style.display = "block"; // Display the banner
+    errorContainer.style.display = 'block'; // Display the banner
-    errorContainer.querySelector(".alert-heading").textContent = error;
+    errorContainer.querySelector('.alert-heading').textContent = error;
-    errorContainer.querySelector("p").textContent = message;
+    errorContainer.querySelector('p').textContent = message;
-    document.querySelector("#traceContent").textContent = stackTrace;
+    document.querySelector('#traceContent').textContent = stackTrace;
   }
 
   function showSessionExpiredPrompt() {
-    const errorContainer = document.getElementById("errorContainer");
+    const errorContainer = document.getElementById('errorContainer');
-    errorContainer.style.display = "block";
+    errorContainer.style.display = 'block';
-    errorContainer.querySelector(".alert-heading").textContent = sessionExpired;
+    errorContainer.querySelector('.alert-heading').textContent = sessionExpired;
-    errorContainer.querySelector("p").textContent = sessionExpired;
+    errorContainer.querySelector('p').textContent = sessionExpired;
-    document.querySelector("#traceContent").textContent = "";
+    document.querySelector('#traceContent').textContent = '';
 
     // Optional: Add a refresh button
-    const refreshButton = document.createElement("button");
+    const refreshButton = document.createElement('button');
     refreshButton.textContent = refreshPage;
-    refreshButton.className = "btn btn-primary mt-3";
+    refreshButton.className = 'btn btn-primary mt-3';
     refreshButton.onclick = () => location.reload();
     errorContainer.appendChild(refreshButton);
   }
@@ -28,19 +38,19 @@
   let firstErrorOccurred = false;
 
   $(document).ready(function () {
-    $("form").submit(async function (event) {
+    $('form').submit(async function (event) {
       event.preventDefault();
       firstErrorOccurred = false;
       const url = this.action;
-      const files = $("#fileInput-input")[0].files;
+      const files = $('#fileInput-input')[0].files;
       const formData = new FormData(this);
-      const submitButton = document.getElementById("submitBtn");
+      const submitButton = document.getElementById('submitBtn');
-      const showGameBtn = document.getElementById("show-game-btn");
+      const showGameBtn = document.getElementById('show-game-btn');
       const originalButtonText = submitButton.textContent;
-      var boredWaiting = localStorage.getItem("boredWaiting") || "disabled";
+      var boredWaiting = localStorage.getItem('boredWaiting') || 'disabled';
 
       if (showGameBtn) {
-        showGameBtn.style.display = "none";
+        showGameBtn.style.display = 'none';
       }
 
       // Remove empty file entries
@@ -49,58 +59,60 @@
           formData.delete(key);
         }
       }
-      const override = $("#override").val() || "";
+      const override = $('#override').val() || '';
       console.log(override);
 
       // Set a timeout to show the game button if operation takes more than 5 seconds
       const timeoutId = setTimeout(() => {
-        if (boredWaiting === "enabled" && showGameBtn) {
+        if (boredWaiting === 'enabled' && showGameBtn) {
-          showGameBtn.style.display = "block";
+          showGameBtn.style.display = 'block';
           showGameBtn.parentNode.insertBefore(document.createElement('br'), showGameBtn.nextSibling);
         }
       }, 5000);
 
       try {
-        submitButton.textContent = "Processing...";
+        submitButton.textContent = 'Processing...';
         submitButton.disabled = true;
 
         if (remoteCall === true) {
-          if (override === "multi" || (!multipleInputsForSingleRequest && files.length > 1 && override !== "single")) {
+          if (override === 'multi' || (!multipleInputsForSingleRequest && files.length > 1 && override !== 'single')) {
             await submitMultiPdfForm(url, files);
           } else {
             await handleSingleDownload(url, formData);
           }
         }
 
-
+        //clearFileInput();
-        clearFileInput();
         clearTimeout(timeoutId);
         if (showGameBtn) {
-          showGameBtn.style.display = "none";
+          showGameBtn.style.display = 'none';
-          showGameBtn.style.marginTop = "";
+          showGameBtn.style.marginTop = '';
         }
         submitButton.textContent = originalButtonText;
         submitButton.disabled = false;
 
         // After process finishes, check for boredWaiting and gameDialog open status
         const gameDialog = document.getElementById('game-container-wrapper');
-        if (boredWaiting === "enabled" && gameDialog && gameDialog.open) {
+        if (boredWaiting === 'enabled' && gameDialog && gameDialog.open) {
           // Display a green banner at the bottom of the screen saying "Download complete"
-          let downloadCompleteText = "Download Complete";
+          let downloadCompleteText = 'Download Complete';
           if (window.downloadCompleteText) {
             downloadCompleteText = window.downloadCompleteText;
           }
-          $("body").append('<div id="download-complete-banner" style="position:fixed;bottom:0;left:0;width:100%;background-color:green;color:white;text-align:center;padding:10px;font-size:16px;z-index:1000;">'+ downloadCompleteText + '</div>');
+          $('body').append(
+            '<div id="download-complete-banner" style="position:fixed;bottom:0;left:0;width:100%;background-color:green;color:white;text-align:center;padding:10px;font-size:16px;z-index:1000;">' +
+              downloadCompleteText +
+              '</div>'
+          );
           setTimeout(function () {
-            $("#download-complete-banner").fadeOut("slow", function() {
+            $('#download-complete-banner').fadeOut('slow', function () {
               $(this).remove(); // Remove the banner after fading out
             });
           }, 5000); // Banner will fade out after 5 seconds
         }
-
       } catch (error) {
         clearTimeout(timeoutId);
-        showGameBtn.style.display = "none";
+        showGameBtn.style.display = 'none';
         submitButton.textContent = originalButtonText;
         submitButton.disabled = false;
         handleDownloadError(error);
@@ -112,7 +124,7 @@
   async function getPDFPageCount(file) {
     try {
       const arrayBuffer = await file.arrayBuffer();
-      pdfjsLib.GlobalWorkerOptions.workerSrc = '/pdfjs-legacy/pdf.worker.mjs'
+      pdfjsLib.GlobalWorkerOptions.workerSrc = '/pdfjs-legacy/pdf.worker.mjs';
       const pdf = await pdfjsLib.getDocument({data: arrayBuffer}).promise;
       return pdf.numPages;
     } catch (error) {
@@ -128,8 +140,8 @@
     let errorMessage = null;
 
     try {
-      const response = await fetch(url, { method: "POST", body: formData });
+      const response = await fetch(url, {method: 'POST', body: formData});
-      const contentType = response.headers.get("content-type");
+      const contentType = response.headers.get('content-type');
 
       if (!response.ok) {
         errorMessage = response.status;
@@ -137,31 +149,30 @@
           showSessionExpiredPrompt();
           return;
         }
-        if (contentType && contentType.includes("application/json")) {
+        if (contentType && contentType.includes('application/json')) {
-          console.error("Throwing error banner, response was not okay");
+          console.error('Throwing error banner, response was not okay');
           return handleJsonResponse(response);
         }
         throw new Error(`HTTP error! status: ${response.status}`);
       }
 
-      const contentDisposition = response.headers.get("Content-Disposition");
+      const contentDisposition = response.headers.get('Content-Disposition');
       let filename = getFilenameFromContentDisposition(contentDisposition);
 
       const blob = await response.blob();
       success = true;
 
-      if (contentType.includes("application/pdf") || contentType.includes("image/")) {
+      if (contentType.includes('application/pdf') || contentType.includes('image/')) {
-        clearFileInput();
+        //clearFileInput();
         return handleResponse(blob, filename, !isMulti, isZip);
       } else {
-        clearFileInput();
+        //clearFileInput();
         return handleResponse(blob, filename, false, isZip);
       }
-
     } catch (error) {
       success = false;
       errorMessage = error.message;
-      console.error("Error in handleSingleDownload:", error);
+      console.error('Error in handleSingleDownload:', error);
       throw error;
     } finally {
       const processingTime = performance.now() - startTime;
@@ -175,7 +186,7 @@
           file_size: file ? file.size : 0,
           processing_time: processingTime,
           error_message: errorMessage,
-          pdf_pages: pageCount
+          pdf_pages: pageCount,
         });
       }
     }
@@ -184,11 +195,11 @@
   function getFilenameFromContentDisposition(contentDisposition) {
     let filename;
 
-    if (contentDisposition && contentDisposition.indexOf("attachment") !== -1) {
+    if (contentDisposition && contentDisposition.indexOf('attachment') !== -1) {
-      filename = decodeURIComponent(contentDisposition.split("filename=")[1].replace(/"/g, "")).trim();
+      filename = decodeURIComponent(contentDisposition.split('filename=')[1].replace(/"/g, '')).trim();
     } else {
       // If the Content-Disposition header is not present or does not contain the filename, use a default filename
-      filename = "download";
+      filename = 'download';
     }
 
     return filename;
@@ -198,30 +209,30 @@
     const json = await response.json();
     const errorMessage = JSON.stringify(json, null, 2);
     if (
-      errorMessage.toLowerCase().includes("the password is incorrect") ||
+      errorMessage.toLowerCase().includes('the password is incorrect') ||
-      errorMessage.toLowerCase().includes("Password is not provided") ||
+      errorMessage.toLowerCase().includes('Password is not provided') ||
-      errorMessage.toLowerCase().includes("PDF contains an encryption dictionary")
+      errorMessage.toLowerCase().includes('PDF contains an encryption dictionary')
     ) {
       if (!firstErrorOccurred) {
         firstErrorOccurred = true;
         alert(pdfPasswordPrompt);
       }
     } else {
-      showErrorBanner(json.error + ":" + json.message, json.trace);
+      showErrorBanner(json.error + ':' + json.message, json.trace);
     }
   }
 
   async function handleResponse(blob, filename, considerViewOptions = false, isZip = false) {
     if (!blob) return;
-    const downloadOption = localStorage.getItem("downloadOption");
+    const downloadOption = localStorage.getItem('downloadOption');
     if (considerViewOptions) {
-      if (downloadOption === "sameWindow") {
+      if (downloadOption === 'sameWindow') {
         const url = URL.createObjectURL(blob);
         window.location.href = url;
         return;
-      } else if (downloadOption === "newWindow") {
+      } else if (downloadOption === 'newWindow') {
         const url = URL.createObjectURL(blob);
-        window.open(url, "_blank");
+        window.open(url, '_blank');
         return;
       }
     }
@@ -240,11 +251,11 @@
 
   function downloadFile(blob, filename) {
     if (!(blob instanceof Blob)) {
-      console.error("Invalid blob passed to downloadFile function");
+      console.error('Invalid blob passed to downloadFile function');
       return;
     }
     const url = URL.createObjectURL(blob);
-    const a = document.createElement("a");
+    const a = document.createElement('a');
     a.href = url;
     a.download = filename;
     a.click();
@@ -254,18 +265,18 @@
   }
 
   async function submitMultiPdfForm(url, files) {
-    const zipThreshold = parseInt(localStorage.getItem("zipThreshold"), 10) || 4;
+    const zipThreshold = parseInt(localStorage.getItem('zipThreshold'), 10) || 4;
     const zipFiles = files.length > zipThreshold;
     let jszip = null;
     // Add Space below Progress Bar before Showing
     $('.progressBarContainer').after($('<br>'));
-    $(".progressBarContainer").show();
+    $('.progressBarContainer').show();
     // Initialize the progress bar
 
-    let progressBar = $(".progressBar");
+    let progressBar = $('.progressBar');
-    progressBar.css("width", "0%");
+    progressBar.css('width', '0%');
-    progressBar.attr("aria-valuenow", 0);
+    progressBar.attr('aria-valuenow', 0);
-    progressBar.attr("aria-valuemax", files.length);
+    progressBar.attr('aria-valuemax', files.length);
 
     if (zipFiles) {
       jszip = new JSZip();
@@ -279,10 +290,10 @@
     if (postForm) {
       formData = new FormData($(postForm)[0]); // Convert the form to a jQuery object and get the raw DOM element
     } else {
-      console.log("No form with POST method found.");
+      console.log('No form with POST method found.');
     }
     //Remove file to reuse parameters for other runs
-    formData.delete("fileInput");
+    formData.delete('fileInput');
     // Remove empty file entries
     for (let [key, value] of formData.entries()) {
       if (value instanceof File && !value.name) {
@@ -298,12 +309,12 @@
     for (const chunk of chunks) {
       const promises = chunk.map(async (file) => {
         let fileFormData = new FormData();
-        fileFormData.append("fileInput", file);
+        fileFormData.append('fileInput', file);
         console.log(fileFormData);
         // Add other form data
         for (let pair of formData.entries()) {
           fileFormData.append(pair[0], pair[1]);
-          console.log(pair[0] + ", " + pair[1]);
+          console.log(pair[0] + ', ' + pair[1]);
         }
 
         try {
@@ -325,22 +336,22 @@
 
     if (zipFiles) {
       try {
-        const content = await jszip.generateAsync({ type: "blob" });
+        const content = await jszip.generateAsync({type: 'blob'});
-        downloadFile(content, "files.zip");
+        downloadFile(content, 'files.zip');
       } catch (error) {
-        console.error("Error generating ZIP file: " + error);
+        console.error('Error generating ZIP file: ' + error);
       }
     }
-    progressBar.css("width", "100%");
+    progressBar.css('width', '100%');
-    progressBar.attr("aria-valuenow", Array.from(files).length);
+    progressBar.attr('aria-valuenow', Array.from(files).length);
   }
 
   function updateProgressBar(progressBar, files) {
-    let progress = (progressBar.attr("aria-valuenow") / files.length) * 100 + 100 / files.length;
+    let progress = (progressBar.attr('aria-valuenow') / files.length) * 100 + 100 / files.length;
-    progressBar.css("width", progress + "%");
+    progressBar.css('width', progress + '%');
-    progressBar.attr("aria-valuenow", parseInt(progressBar.attr("aria-valuenow")) + 1);
+    progressBar.attr('aria-valuenow', parseInt(progressBar.attr('aria-valuenow')) + 1);
   }
-  window.addEventListener("unload", () => {
+  window.addEventListener('unload', () => {
     for (const url of urls) {
       URL.revokeObjectURL(url);
     }
@@ -349,15 +360,15 @@
   // Clear file input after job
   function clearFileInput() {
     let pathname = document.location.pathname;
-    if(pathname != "/merge-pdfs"){
+    if (pathname != '/merge-pdfs') {
-      let formElement = document.querySelector("#fileInput-input");
+      let formElement = document.querySelector('#fileInput-input');
       formElement.value = '';
-      let editSectionElement = document.querySelector("#editSection");
+      let editSectionElement = document.querySelector('#editSection');
       if (editSectionElement) {
-        editSectionElement.style.display = "none";
+        editSectionElement.style.display = 'none';
       }
-      let cropPdfCanvas = document.querySelector("#cropPdfCanvas");
+      let cropPdfCanvas = document.querySelector('#cropPdfCanvas');
-      let overlayCanvas = document.querySelector("#overlayCanvas");
+      let overlayCanvas = document.querySelector('#overlayCanvas');
       if (cropPdfCanvas && overlayCanvas) {
         cropPdfCanvas.width = 0;
         cropPdfCanvas.height = 0;

src/main/resources/static/js/multitool/PdfContainer.js

@@ -1,8 +1,10 @@
-import { MovePageUpCommand, MovePageDownCommand } from "./commands/move-page.js";
+import {MovePageUpCommand, MovePageDownCommand} from './commands/move-page.js';
-import { RemoveSelectedCommand } from "./commands/remove.js";
+import {RemoveSelectedCommand} from './commands/remove.js';
-import { RotateAllCommand, RotateElementCommand } from "./commands/rotate.js";
+import {RotateAllCommand, RotateElementCommand} from './commands/rotate.js';
-import { SplitAllCommand } from "./commands/split.js";
+import {SplitAllCommand} from './commands/split.js';
-import { UndoManager } from "./UndoManager.js";
+import {UndoManager} from './UndoManager.js';
+import {PageBreakCommand} from './commands/page-break.js';
+import {AddFilesCommand} from './commands/add-page.js';
 
 class PdfContainer {
   fileName;
@@ -34,7 +36,7 @@ class PdfContainer {
     this.updateSelectedPagesDisplay = this.updateSelectedPagesDisplay.bind(this);
     this.toggleSelectPageVisibility = this.toggleSelectPageVisibility.bind(this);
     this.updatePagesFromCSV = this.updatePagesFromCSV.bind(this);
-    this.addFilesBlankAll = this.addFilesBlankAll.bind(this)
+    this.addFilesBlankAll = this.addFilesBlankAll.bind(this);
     this.removeAllElements = this.removeAllElements.bind(this);
     this.resetPages = this.resetPages.bind(this);
 
@@ -63,7 +65,7 @@ class PdfContainer {
     window.updatePagesFromCSV = this.updatePagesFromCSV;
     window.updateSelectedPagesDisplay = this.updateSelectedPagesDisplay;
     window.updatePageNumbersAndCheckboxes = this.updatePageNumbersAndCheckboxes;
-    window.addFilesBlankAll = this.addFilesBlankAll
+    window.addFilesBlankAll = this.addFilesBlankAll;
     window.removeAllElements = this.removeAllElements;
     window.resetPages = this.resetPages;
 
@@ -76,7 +78,7 @@ class PdfContainer {
 
       undoBtn.disabled = !canUndo;
       redoBtn.disabled = !canRedo;
-    })
+    });
 
     window.undo = () => {
       if (undoManager.canUndo()) undoManager.undo();
@@ -84,7 +86,7 @@ class PdfContainer {
         undoBtn.disabled = !undoManager.canUndo();
         redoBtn.disabled = !undoManager.canRedo();
       }
-    }
+    };
 
     window.redo = () => {
       if (undoManager.canRedo()) undoManager.redo();
@@ -92,15 +94,15 @@ class PdfContainer {
         undoBtn.disabled = !undoManager.canUndo();
         redoBtn.disabled = !undoManager.canRedo();
       }
-    }
+    };
 
-    const filenameInput = document.getElementById("filename-input");
+    const filenameInput = document.getElementById('filename-input');
-    const downloadBtn = document.getElementById("export-button");
+    const downloadBtn = document.getElementById('export-button');
 
     filenameInput.onkeyup = this.updateFilename;
     filenameInput.onkeydown = this.preventIllegalChars;
     filenameInput.disabled = false;
-    filenameInput.innerText = "";
+    filenameInput.innerText = '';
     downloadBtn.disabled = true;
   }
 
@@ -128,55 +130,71 @@ class PdfContainer {
     return movePageCommand;
   }
 
-  addFiles(nextSiblingElement, blank = false) {
+  async addFiles(element) {
-    if (blank) {
+    let addFilesCommand = new AddFilesCommand(
+      element,
+      window.selectedPages,
+      this.addFilesAction.bind(this),
+      this.pagesContainer
+    );
 
-      this.addFilesBlank(nextSiblingElement);
+    await addFilesCommand.execute();
 
-    } else {
+    this.undoManager.pushUndoClearRedo(addFilesCommand);
-      var input = document.createElement("input");
+  }
-      input.type = "file";
+
+  async addFilesAction(nextSiblingElement) {
+    let pages = [];
+    return new Promise((resolve) => {
+      var input = document.createElement('input');
+      input.type = 'file';
       input.multiple = true;
-      input.setAttribute("accept", "application/pdf,image/*");
+      input.setAttribute('accept', 'application/pdf,image/*');
+
       input.onchange = async (e) => {
         const files = e.target.files;
-
+        if (files.length > 0) {
-        this.addFilesFromFiles(files, nextSiblingElement);
+          pages = await this.addFilesFromFiles(files, nextSiblingElement, pages);
-        this.updateFilename(files ? files[0].name : "");
+          this.updateFilename(files[0].name);
-        const selectAll = document.getElementById("select-pages-container");
+          const selectAll = document.getElementById('select-pages-container');
-        selectAll.classList.toggle("hidden", false);
+          selectAll.classList.toggle('hidden', false);
+        }
+        resolve(pages);
       };
 
       input.click();
-    }
+    });
   }
 
-  async addFilesFromFiles(files, nextSiblingElement) {
+  async addFilesFromFiles(files, nextSiblingElement, pages) {
     this.fileName = files[0].name;
     for (var i = 0; i < files.length; i++) {
       const startTime = Date.now();
-      let processingTime, errorMessage = null, pageCount = 0;
+      let processingTime,
+        errorMessage = null,
+        pageCount = 0;
       try {
         const file = files[i];
-      if (file.type === "application/pdf") {
+        if (file.type === 'application/pdf') {
           const {renderer, pdfDocument} = await this.loadFile(file);
           pageCount = renderer.pageCount || 0;
-        await this.addPdfFile(renderer, pdfDocument, nextSiblingElement);
+          pages = await this.addPdfFile(renderer, pdfDocument, nextSiblingElement, pages);
-      } else if (file.type.startsWith("image/")) {
+        } else if (file.type.startsWith('image/')) {
-        await this.addImageFile(file, nextSiblingElement);
+          pages = await this.addImageFile(file, nextSiblingElement, pages);
         }
         processingTime = Date.now() - startTime;
         this.captureFileProcessingEvent(true, file, processingTime, null, pageCount);
       } catch (error) {
         processingTime = Date.now() - startTime;
-      errorMessage = error.message || "Unknown error";
+        errorMessage = error.message || 'Unknown error';
         this.captureFileProcessingEvent(false, files[i], processingTime, errorMessage, pageCount);
       }
     }
 
-    document.querySelectorAll(".enable-on-file").forEach((element) => {
+    document.querySelectorAll('.enable-on-file').forEach((element) => {
       element.disabled = false;
     });
+    return pages;
   }
 
   captureFileProcessingEvent(success, file, processingTime, errorMessage, pageCount) {
@@ -191,23 +209,20 @@ class PdfContainer {
           pdf_pages: pageCount,
         });
       }
-}catch{
+    } catch {}
-}
   }
 
-
+  async addFilesBlank(nextSiblingElement, pages) {
-  async addFilesBlank(nextSiblingElement) {
     let doc = await PDFLib.PDFDocument.create();
     let docBytes = await doc.save();
 
     const url = URL.createObjectURL(new Blob([docBytes], {type: 'application/pdf'}));
 
     const renderer = await this.toRenderer(url);
-
+    pages = await this.addPdfFile(renderer, doc, nextSiblingElement, pages);
-    await this.addPdfFile(renderer, doc, nextSiblingElement);
+    return pages;
   }
 
-
   rotateElement(element, deg) {
     let rotateCommand = new RotateElementCommand(element, deg);
     rotateCommand.execute();
@@ -215,37 +230,43 @@ class PdfContainer {
     return rotateCommand;
   }
 
-  async addPdfFile(renderer, pdfDocument, nextSiblingElement) {
+  async addPdfFile(renderer, pdfDocument, nextSiblingElement, pages) {
     for (var i = 0; i < renderer.pageCount; i++) {
-      const div = document.createElement("div");
+      const div = document.createElement('div');
 
-      div.classList.add("page-container");
+      div.classList.add('page-container');
-      div.id = "page-container-" + (i + 1);
+      div.id = 'page-container-' + (i + 1);
-      var img = document.createElement("img");
+      var img = document.createElement('img');
-      img.classList.add("page-image");
+      img.classList.add('page-image');
       const imageSrc = await renderer.renderPage(i);
       img.src = imageSrc;
       img.pageIdx = i;
       img.rend = renderer;
       img.doc = pdfDocument;
       div.appendChild(img);
+
       this.pdfAdapters.forEach((adapter) => {
         adapter.adapt?.(div);
       });
+
       if (nextSiblingElement) {
         this.pagesContainer.insertBefore(div, nextSiblingElement);
       } else {
         this.pagesContainer.appendChild(div);
       }
-    }
+
+      pages.push(div);
     }
 
-  async addImageFile(file, nextSiblingElement) {
+    return pages;
-    const div = document.createElement("div");
+  }
-    div.classList.add("page-container");
 
-    var img = document.createElement("img");
+  async addImageFile(file, nextSiblingElement, pages) {
-    img.classList.add("page-image");
+    const div = document.createElement('div');
+    div.classList.add('page-container');
+
+    var img = document.createElement('img');
+    img.classList.add('page-image');
     img.src = URL.createObjectURL(file);
     div.appendChild(img);
 
@@ -257,6 +278,8 @@ class PdfContainer {
     } else {
       this.pagesContainer.appendChild(div);
     }
+    pages.push(div);
+    return pages;
   }
 
   async loadFile(file) {
@@ -267,7 +290,7 @@ class PdfContainer {
   }
 
   async toRenderer(objectUrl) {
-    pdfjsLib.GlobalWorkerOptions.workerSrc = "./pdfjs-legacy/pdf.worker.mjs";
+    pdfjsLib.GlobalWorkerOptions.workerSrc = './pdfjs-legacy/pdf.worker.mjs';
     const pdf = await pdfjsLib.getDocument(objectUrl).promise;
     return {
       document: pdf,
@@ -275,7 +298,7 @@ class PdfContainer {
       renderPage: async function (pageIdx) {
         const page = await this.document.getPage(pageIdx + 1);
 
-        const canvas = document.createElement("canvas");
+        const canvas = document.createElement('canvas');
 
         // set the canvas size to the size of the page
         if (page.rotate == 90 || page.rotate == 270) {
@@ -288,7 +311,7 @@ class PdfContainer {
 
         // render the page onto the canvas
         var renderContext = {
-          canvasContext: canvas.getContext("2d"),
+          canvasContext: canvas.getContext('2d'),
           viewport: page.getViewport({scale: 1}),
         };
 
@@ -316,7 +339,7 @@ class PdfContainer {
       //if in page select mode is active rotate only selected pages
       if (window.selectPage && !window.selectedPages.includes(pageIndex)) continue;
 
-      const img = child.querySelector("img");
+      const img = child.querySelector('img');
       if (!img) continue;
 
       elementsToRotate.push(img);
@@ -329,11 +352,11 @@ class PdfContainer {
   }
 
   removeAllElements() {
-    let pageContainerNodeList = document.querySelectorAll(".page-container");
+    let pageContainerNodeList = document.querySelectorAll('.page-container');
     for (var i = 0; i < pageContainerNodeList.length; i++) {
       pageContainerNodeList[i].remove();
     }
-    document.querySelectorAll(".enable-on-file").forEach((element) => {
+    document.querySelectorAll('.enable-on-file').forEach((element) => {
       element.disabled = true;
     });
   }
@@ -345,25 +368,24 @@ class PdfContainer {
       window.selectedPages,
       this.updatePageNumbersAndCheckboxes
     );
-
+    removeSelectedCommand.execute();
     this.undoManager.pushUndoClearRedo(removeSelectedCommand);
   }
 
   toggleSelectAll() {
-    const checkboxes = document.querySelectorAll(".pdf-actions_checkbox");
+    const checkboxes = document.querySelectorAll('.pdf-actions_checkbox');
     window.selectAll = !window.selectAll;
-    const selectIcon = document.getElementById("select-All-Container");
+    const selectIcon = document.getElementById('select-All-Container');
-    const deselectIcon = document.getElementById("deselect-All-Container");
+    const deselectIcon = document.getElementById('deselect-All-Container');
 
-    if (selectIcon.style.display === "none") {
+    if (selectIcon.style.display === 'none') {
-      selectIcon.style.display = "inline";
+      selectIcon.style.display = 'inline';
-      deselectIcon.style.display = "none";
+      deselectIcon.style.display = 'none';
     } else {
-      selectIcon.style.display = "none";
+      selectIcon.style.display = 'none';
-      deselectIcon.style.display = "inline";
+      deselectIcon.style.display = 'inline';
     }
     checkboxes.forEach((checkbox) => {
-
       checkbox.checked = window.selectAll;
 
       const pageNumber = Array.from(checkbox.parentNode.parentNode.children).indexOf(checkbox.parentNode) + 1;
@@ -386,18 +408,20 @@ class PdfContainer {
   parseCSVInput(csvInput, maxPageIndex) {
     const pages = new Set();
 
-    csvInput.split(",").forEach((item) => {
+    csvInput.split(',').forEach((item) => {
-      const range = item.split("-").map((p) => parseInt(p.trim()));
+      const range = item.split('-').map((p) => parseInt(p.trim()));
       if (range.length === 2) {
         const [start, end] = range;
         for (let i = start; i <= end && i <= maxPageIndex; i++) {
-          if (i > 0) { // Ensure the page number is greater than 0
+          if (i > 0) {
+            // Ensure the page number is greater than 0
             pages.add(i);
           }
         }
       } else if (range.length === 1 && Number.isInteger(range[0])) {
         const page = range[0];
-        if (page > 0 && page <= maxPageIndex) { // Ensure page is within valid range
+        if (page > 0 && page <= maxPageIndex) {
+          // Ensure page is within valid range
           pages.add(page);
         }
       }
@@ -407,24 +431,24 @@ class PdfContainer {
   }
 
   updatePagesFromCSV() {
-    const csvInput = document.getElementById("csv-input").value;
+    const csvInput = document.getElementById('csv-input').value;
 
-    const allPages = this.pagesContainer.querySelectorAll(".page-container");
+    const allPages = this.pagesContainer.querySelectorAll('.page-container');
     const maxPageIndex = allPages.length;
 
     window.selectedPages = this.parseCSVInput(csvInput, maxPageIndex);
 
     this.updateSelectedPagesDisplay();
 
-    const allCheckboxes = document.querySelectorAll(".pdf-actions_checkbox");
+    const allCheckboxes = document.querySelectorAll('.pdf-actions_checkbox');
     allCheckboxes.forEach((checkbox) => {
-      const page = parseInt(checkbox.getAttribute("data-page-number"));
+      const page = parseInt(checkbox.getAttribute('data-page-number'));
       checkbox.checked = window.selectedPages.includes(page);
     });
   }
 
   formatSelectedPages(pages) {
-    if (pages.length === 0) return "";
+    if (pages.length === 0) return '';
 
     pages.sort((a, b) => a - b); // Sort the page numbers in ascending order
     const ranges = [];
@@ -445,27 +469,27 @@ class PdfContainer {
     // Add the last range
     ranges.push(start === end ? `${start}` : `${start}-${end}`);
 
-    return ranges.join(", ");
+    return ranges.join(', ');
   }
 
   updateSelectedPagesDisplay() {
-    const selectedPagesList = document.getElementById("selected-pages-list");
+    const selectedPagesList = document.getElementById('selected-pages-list');
-    const selectedPagesInput = document.getElementById("csv-input");
+    const selectedPagesInput = document.getElementById('csv-input');
-    selectedPagesList.innerHTML = ""; // Clear the list
+    selectedPagesList.innerHTML = ''; // Clear the list
     window.selectedPages.sort((a, b) => a - b);
     window.selectedPages.forEach((page) => {
-      const pageItem = document.createElement("div");
+      const pageItem = document.createElement('div');
-      pageItem.className = "page-item";
+      pageItem.className = 'page-item';
 
-      const pageNumber = document.createElement("span");
+      const pageNumber = document.createElement('span');
       const pagelabel = /*[[#{multiTool.page}]]*/ 'Page';
-      pageNumber.className = "selected-page-number";
+      pageNumber.className = 'selected-page-number';
       pageNumber.innerText = `${pagelabel} ${page}`;
       pageItem.appendChild(pageNumber);
 
-      const removeBtn = document.createElement("span");
+      const removeBtn = document.createElement('span');
-      removeBtn.className = "remove-btn";
+      removeBtn.className = 'remove-btn';
-      removeBtn.innerHTML = "✕";
+      removeBtn.innerHTML = '✕';
 
       // Remove page from selected pages list and update display and checkbox
       removeBtn.onclick = () => {
@@ -489,7 +513,7 @@ class PdfContainer {
   parsePageRanges(ranges) {
     const pages = new Set();
 
-    ranges.split(',').forEach(range => {
+    ranges.split(',').forEach((range) => {
       const [start, end] = range.split('-').map(Number);
       if (end) {
         for (let i = start; i <= end; i++) {
@@ -503,23 +527,25 @@ class PdfContainer {
     return Array.from(pages).sort((a, b) => a - b);
   }
 
-  addFilesBlankAll() {
+  async addFilesBlankAll() {
-    const allPages = this.pagesContainer.querySelectorAll(".page-container");
+    const allPages = this.pagesContainer.querySelectorAll('.page-container');
-    allPages.forEach((page, index) => {
-      if (index !== 0) {
-        this.addFiles(page, true)
-      }
-    });
-  }
 
-  splitAll() {
+    let pageBreakCommand = new PageBreakCommand(
-    const allPages = this.pagesContainer.querySelectorAll(".page-container");
-    let splitAllCommand = new SplitAllCommand(
       allPages,
       window.selectPage,
       window.selectedPages,
-      "split-before"
+      this.addFilesBlank.bind(this),
+      this.pagesContainer
     );
+
+    await pageBreakCommand.execute();
+
+    this.undoManager.pushUndoClearRedo(pageBreakCommand);
+  }
+
+  splitAll() {
+    const allPages = this.pagesContainer.querySelectorAll('.page-container');
+    let splitAllCommand = new SplitAllCommand(allPages, window.selectPage, window.selectedPages, 'split-before');
     splitAllCommand.execute();
 
     this.undoManager.pushUndoClearRedo(splitAllCommand);
@@ -529,7 +555,7 @@ class PdfContainer {
     const baseDocument = await PDFLib.PDFDocument.load(baseDocBytes);
     const pageNum = baseDocument.getPages().length;
 
-    splitters.sort((a, b) => a - b);; // We'll sort the separator indexes just in case querySelectorAll does something funny.
+    splitters.sort((a, b) => a - b); // We'll sort the separator indexes just in case querySelectorAll does something funny.
     splitters.push(pageNum); // We'll also add a faux separator at the end in order to get the pages after the last separator.
 
     const splitDocuments = [];
@@ -544,14 +570,14 @@ class PdfContainer {
 
       const copiedPages = await subDocument.copyPages(baseDocument, pageIndices);
 
-      copiedPages.forEach(copiedPage => {
+      copiedPages.forEach((copiedPage) => {
         subDocument.addPage(copiedPage);
       });
 
       const subDocumentBytes = await subDocument.save();
 
       splitDocuments.push(subDocumentBytes);
-    };
+    }
 
     return splitDocuments;
   }
@@ -560,8 +586,10 @@ class PdfContainer {
     const zip = new JSZip();
 
     for (let i = 0; i < pdfBytesArray.length; i++) {
-      const documentBlob = new Blob([pdfBytesArray[i]], { type: "application/pdf" });
+      const documentBlob = new Blob([pdfBytesArray[i]], {
-      zip.file(baseNameString + "-" + (i + 1) + ".pdf", documentBlob);
+        type: 'application/pdf',
+      });
+      zip.file(baseNameString + '-' + (i + 1) + '.pdf', documentBlob);
     }
 
     return zip;
@@ -569,10 +597,10 @@ class PdfContainer {
 
   async exportPdf(selected) {
     const pdfDoc = await PDFLib.PDFDocument.create();
-    const pageContainers = this.pagesContainer.querySelectorAll(".page-container"); // Select all .page-container elements
+    const pageContainers = this.pagesContainer.querySelectorAll('.page-container'); // Select all .page-container elements
     for (var i = 0; i < pageContainers.length; i++) {
       if (!selected || window.selectedPages.includes(i + 1)) {
-        const img = pageContainers[i].querySelector("img"); // Find the img element within each .page-container
+        const img = pageContainers[i].querySelector('img'); // Find the img element within each .page-container
         if (!img) continue;
         let page;
         if (img.doc) {
@@ -612,7 +640,7 @@ class PdfContainer {
         }
         const rotation = img.style.rotate;
         if (rotation) {
-          const rotationAngle = parseInt(rotation.replace(/[^\d-]/g, ""));
+          const rotationAngle = parseInt(rotation.replace(/[^\d-]/g, ''));
           page.setRotation(PDFLib.degrees(page.getRotation().angle + rotationAngle));
         }
       }
@@ -621,11 +649,11 @@ class PdfContainer {
     pdfDoc.setProducer(stirlingPDFLabel);
 
     const pdfBytes = await pdfDoc.save();
-    const pdfBlob = new Blob([pdfBytes], { type: "application/pdf" });
+    const pdfBlob = new Blob([pdfBytes], {type: 'application/pdf'});
 
-    const filenameInput = document.getElementById("filename-input");
+    const filenameInput = document.getElementById('filename-input');
 
-    let inputArr = filenameInput.value.split(".");
+    let inputArr = filenameInput.value.split('.');
 
     if (inputArr !== null && inputArr !== undefined && inputArr.length > 0) {
       inputArr = inputArr.filter((n) => n); // remove all empty strings, nulls or undefined
@@ -634,17 +662,18 @@ class PdfContainer {
         inputArr.pop(); // remove right part after last dot
       }
 
-      filenameInput.value = inputArr.join("");
+      filenameInput.value = inputArr.join('');
       this.fileName = filenameInput.value;
     }
 
-    const separators = this.pagesContainer.querySelectorAll(".split-before");
+    const separators = this.pagesContainer.querySelectorAll('.split-before');
-    if (separators.length !== 0) { // Split the pdf if there are separators.
+    if (separators.length !== 0) {
-      const baseName = this.fileName ? this.fileName : "managed";
+      // Split the pdf if there are separators.
+      const baseName = this.fileName ? this.fileName : 'managed';
 
       const pagesArray = Array.from(this.pagesContainer.children);
       const splitters = [];
-      separators.forEach(page => {
+      separators.forEach((page) => {
         const pageIndex = pagesArray.indexOf(page);
         if (pageIndex !== 0) {
           splitters.push(pageIndex);
@@ -655,40 +684,40 @@ class PdfContainer {
       const archivedDocuments = await this.nameAndArchiveFiles(splitDocuments, baseName);
 
       const self = this;
-      archivedDocuments.generateAsync({ type: "base64" }).then(function (base64) {
+      archivedDocuments.generateAsync({type: 'base64'}).then(function (base64) {
-        const url = "data:application/zip;base64," + base64;
+        const url = 'data:application/zip;base64,' + base64;
-        self.downloadLink = document.createElement("a");
+        self.downloadLink = document.createElement('a');
         self.downloadLink.href = url;
-        self.downloadLink.setAttribute("download", baseName + ".zip");
+        self.downloadLink.setAttribute('download', baseName + '.zip');
-        self.downloadLink.setAttribute("target", "_blank");
+        self.downloadLink.setAttribute('target', '_blank');
         self.downloadLink.click();
       });
-
+    } else {
-    } else { // Continue normally if there are no separators
+      // Continue normally if there are no separators
 
       const url = URL.createObjectURL(pdfBlob);
-      const downloadOption = localStorage.getItem("downloadOption");
+      const downloadOption = localStorage.getItem('downloadOption');
 
-      if (!filenameInput.value.includes(".pdf")) {
+      if (!filenameInput.value.includes('.pdf')) {
-        filenameInput.value = filenameInput.value + ".pdf";
+        filenameInput.value = filenameInput.value + '.pdf';
         this.fileName = filenameInput.value;
       }
 
-      if (downloadOption === "sameWindow") {
+      if (downloadOption === 'sameWindow') {
         // Open the file in the same window
         window.location.href = url;
-      } else if (downloadOption === "newWindow") {
+      } else if (downloadOption === 'newWindow') {
         // Open the file in a new window
-        window.open(url, "_blank");
+        window.open(url, '_blank');
       } else {
         // Download the file
-        this.downloadLink = document.createElement("a");
+        this.downloadLink = document.createElement('a');
-        this.downloadLink.id = "download-link";
+        this.downloadLink.id = 'download-link';
         this.downloadLink.href = url;
         // downloadLink.download = this.fileName ? this.fileName : 'managed.pdf';
         // downloadLink.download = this.fileName;
-        this.downloadLink.setAttribute("download", this.fileName ? this.fileName : "managed.pdf");
+        this.downloadLink.setAttribute('download', this.fileName ? this.fileName : 'managed.pdf');
-        this.downloadLink.setAttribute("target", "_blank");
+        this.downloadLink.setAttribute('target', '_blank');
         this.downloadLink.onclick = this.setDownloadAttribute;
         this.downloadLink.click();
       }
@@ -696,19 +725,19 @@ class PdfContainer {
   }
 
   resetPages() {
-    const pageContainers = this.pagesContainer.querySelectorAll(".page-container");
+    const pageContainers = this.pagesContainer.querySelectorAll('.page-container');
 
     pageContainers.forEach((container, index) => {
-      container.id = "page-container-" + (index + 1);
+      container.id = 'page-container-' + (index + 1);
     });
 
-    const checkboxes = document.querySelectorAll(".pdf-actions_checkbox");
+    const checkboxes = document.querySelectorAll('.pdf-actions_checkbox');
     window.selectAll = false;
-    const selectIcon = document.getElementById("select-All-Container");
+    const selectIcon = document.getElementById('select-All-Container');
-    const deselectIcon = document.getElementById("deselect-All-Container");
+    const deselectIcon = document.getElementById('deselect-All-Container');
 
-      selectIcon.style.display = "inline";
+    selectIcon.style.display = 'inline';
-      deselectIcon.style.display = "none";
+    deselectIcon.style.display = 'none';
 
     checkboxes.forEach((checkbox) => {
       const pageNumber = Array.from(checkbox.parentNode.parentNode.children).indexOf(checkbox.parentNode) + 1;
@@ -722,13 +751,13 @@ class PdfContainer {
   }
 
   setDownloadAttribute() {
-    this.downloadLink.setAttribute("download", this.fileName ? this.fileName : "managed.pdf");
+    this.downloadLink.setAttribute('download', this.fileName ? this.fileName : 'managed.pdf');
   }
 
-  updateFilename(fileName = "") {
+  updateFilename(fileName = '') {
-    const filenameInput = document.getElementById("filename-input");
+    const filenameInput = document.getElementById('filename-input');
-    const pagesContainer = document.getElementById("pages-container");
+    const pagesContainer = document.getElementById('pages-container');
-    const downloadBtn = document.getElementById("export-button");
+    const downloadBtn = document.getElementById('export-button');
 
     downloadBtn.disabled = pagesContainer.childElementCount === 0;
 
@@ -752,38 +781,36 @@ class PdfContainer {
     // }
   }
 
-
   toggleSelectPageVisibility() {
     window.selectPage = !window.selectPage;
-    const checkboxes = document.querySelectorAll(".pdf-actions_checkbox");
+    const checkboxes = document.querySelectorAll('.pdf-actions_checkbox');
-    checkboxes.forEach(checkbox => {
+    checkboxes.forEach((checkbox) => {
-      checkbox.classList.toggle("hidden", !window.selectPage);
+      checkbox.classList.toggle('hidden', !window.selectPage);
     });
-    const deleteButton = document.getElementById("delete-button");
+    const deleteButton = document.getElementById('delete-button');
-    deleteButton.classList.toggle("hidden", !window.selectPage);
+    deleteButton.classList.toggle('hidden', !window.selectPage);
-    const selectedPages = document.getElementById("selected-pages-display");
+    const selectedPages = document.getElementById('selected-pages-display');
-    selectedPages.classList.toggle("hidden", !window.selectPage);
+    selectedPages.classList.toggle('hidden', !window.selectPage);
-    const selectAll = document.getElementById("select-All-Container");
+    const selectAll = document.getElementById('select-All-Container');
-    selectAll.classList.toggle("hidden", !window.selectPage);
+    selectAll.classList.toggle('hidden', !window.selectPage);
-    const exportSelected = document.getElementById("export-selected-button");
+    const exportSelected = document.getElementById('export-selected-button');
-    exportSelected.classList.toggle("hidden", !window.selectPage);
+    exportSelected.classList.toggle('hidden', !window.selectPage);
-    const selectPagesButton = document.getElementById("select-pages-button");
+    const selectPagesButton = document.getElementById('select-pages-button');
-    selectPagesButton.style.opacity = window.selectPage ? "1" : "0.5";
+    selectPagesButton.style.opacity = window.selectPage ? '1' : '0.5';
 
     if (window.selectPage) {
       this.updatePageNumbersAndCheckboxes();
     }
   }
 
-
   updatePageNumbersAndCheckboxes() {
-    const pageDivs = document.querySelectorAll(".pdf-actions_container");
+    const pageDivs = document.querySelectorAll('.pdf-actions_container');
 
     pageDivs.forEach((div, index) => {
       const pageNumber = index + 1;
-      const checkbox = div.querySelector(".pdf-actions_checkbox");
+      const checkbox = div.querySelector('.pdf-actions_checkbox');
       checkbox.id = `selectPageCheckbox-${pageNumber}`;
-      checkbox.setAttribute("data-page-number", pageNumber);
+      checkbox.setAttribute('data-page-number', pageNumber);
       checkbox.checked = window.selectedPages.includes(pageNumber);
     });
   }
@@ -801,8 +828,10 @@ function detectImageType(uint8Array) {
   }
 
   // Check for TIFF signature (little-endian and big-endian)
-  if ((uint8Array[0] === 73 && uint8Array[1] === 73 && uint8Array[2] === 42 && uint8Array[3] === 0) ||
+  if (
-    (uint8Array[0] === 77 && uint8Array[1] === 77 && uint8Array[2] === 0 && uint8Array[3] === 42)) {
+    (uint8Array[0] === 73 && uint8Array[1] === 73 && uint8Array[2] === 42 && uint8Array[3] === 0) ||
+    (uint8Array[0] === 77 && uint8Array[1] === 77 && uint8Array[2] === 0 && uint8Array[3] === 42)
+  ) {
     return 'TIFF';
   }
 
@@ -814,6 +843,4 @@ function detectImageType(uint8Array) {
   return 'UNKNOWN';
 }
 
-
-
 export default PdfContainer;

src/main/resources/static/js/multitool/commands/add-page.js

@@ -0,0 +1,53 @@
+import {Command} from './command.js';
+
+export class AddFilesCommand extends Command {
+  constructor(element, selectedPages, addFilesAction, pagesContainer) {
+    super();
+    this.element = element;
+    this.selectedPages = selectedPages;
+    this.addFilesAction = addFilesAction;
+    this.pagesContainer = pagesContainer;
+    this.addedElements = [];
+  }
+
+  async execute() {
+    const undoBtn = document.getElementById('undo-btn');
+    undoBtn.disabled = true;
+    if (this.element) {
+      const newElement = await this.addFilesAction(this.element);
+      if (newElement) {
+        this.addedElements = newElement;
+      }
+    } else {
+      const newElement = await this.addFilesAction(false);
+      if (newElement) {
+        this.addedElements = newElement;
+      }
+    }
+    undoBtn.disabled = false;
+  }
+
+  undo() {
+    this.addedElements.forEach((element) => {
+      const nextSibling = element.nextSibling;
+      this.pagesContainer.removeChild(element);
+
+      if (this.pagesContainer.childElementCount === 0) {
+        const filenameInput = document.getElementById('filename-input');
+        const filenameParagraph = document.getElementById('filename');
+        const downloadBtn = document.getElementById('export-button');
+
+        filenameInput.disabled = true;
+        filenameInput.value = '';
+        filenameParagraph.innerText = '';
+        downloadBtn.disabled = true;
+      }
+
+      element._nextSibling = nextSibling;
+    });
+    this.addedElements = [];
+  }
+  redo() {
+    this.execute();
+  }
+}

src/main/resources/static/js/multitool/commands/delete-page.js

@@ -10,7 +10,9 @@ export class DeletePageCommand extends Command {
     this.filenameInputValue = document.getElementById("filename-input").value;
 
     const filenameParagraph = document.getElementById("filename");
-    this.filenameParagraphText = filenameParagraph ? filenameParagraph.innerText : "";
+    this.filenameParagraphText = filenameParagraph
+      ? filenameParagraph.innerText
+      : "";
   }
 
   execute() {

src/main/resources/static/js/multitool/commands/page-break.js

@@ -0,0 +1,59 @@
+import {Command} from './command.js';
+
+export class PageBreakCommand extends Command {
+  constructor(elements, isSelectedInWindow, selectedPages, pageBreakCallback, pagesContainer) {
+    super();
+    this.elements = elements;
+    this.isSelectedInWindow = isSelectedInWindow;
+    this.selectedPages = selectedPages;
+    this.pageBreakCallback = pageBreakCallback;
+    this.pagesContainer = pagesContainer;
+    this.addedElements = [];
+    this.originalStates = Array.from(elements, (element) => ({
+      element,
+      hasContent: element.innerHTML.trim() !== '',
+    }));
+  }
+
+  async execute() {
+    const undoBtn = document.getElementById('undo-btn');
+    undoBtn.disabled = true;
+    for (const [index, element] of this.elements.entries()) {
+      if (!this.isSelectedInWindow || this.selectedPages.includes(index)) {
+        if (index !== 0) {
+          const newElement = await this.pageBreakCallback(element, this.addedElements);
+
+          if (newElement) {
+            this.addedElements = newElement;
+          }
+        }
+      }
+    }
+    undoBtn.disabled = false;
+  }
+
+  undo() {
+    this.addedElements.forEach((element) => {
+      const nextSibling = element.nextSibling;
+
+      this.pagesContainer.removeChild(element);
+
+      if (this.pagesContainer.childElementCount === 0) {
+        const filenameInput = document.getElementById('filename-input');
+        const filenameParagraph = document.getElementById('filename');
+        const downloadBtn = document.getElementById('export-button');
+
+        filenameInput.disabled = true;
+        filenameInput.value = '';
+        filenameParagraph.innerText = '';
+        downloadBtn.disabled = true;
+      }
+
+      element._nextSibling = nextSibling;
+    });
+  }
+
+  redo() {
+    this.execute();
+  }
+}

src/main/resources/templates/fragments/navbar.html

@@ -154,6 +154,9 @@
                         <div
                           th:replace="~{fragments/navbarEntry :: navbarEntry ('cert-sign', 'workspace_premium', 'home.certSign.title', 'home.certSign.desc', 'certSign.tags', 'security')}">
                         </div>
+                        <div 
+			              th:replace="~{fragments/navbarEntry :: navbarEntry('validate-signature','verified','home.validateSignature.title','home.validateSignature.desc','validateSignature.tags','security')}">
+			            </div>
                         <div
                           th:replace="~{fragments/navbarEntry :: navbarEntry ('remove-cert-sign', 'remove_moderator', 'home.removeCertSign.title', 'home.removeCertSign.desc', 'removeCertSign.tags', 'security')}">
                         </div>

src/main/resources/templates/home.html

@@ -215,6 +215,9 @@
               <div
                 th:replace="~{fragments/card :: card(id='cert-sign', cardTitle=#{home.certSign.title}, cardText=#{home.certSign.desc}, cardLink='cert-sign', toolIcon='workspace_premium', tags=#{certSign.tags}, toolGroup='security')}">
               </div>
+			  <div 
+			    th:replace="~{fragments/card :: card(id='validate-signature', cardTitle=#{home.validateSignature.title}, cardText=#{home.validateSignature.desc}, cardLink='validate-signature', toolIcon='verified', tags=#{validateSignature.tags}, toolGroup='security')}">
+			  </div>
               <div
                 th:replace="~{fragments/card :: card(id='remove-cert-sign', cardTitle=#{home.removeCertSign.title}, cardText=#{home.removeCertSign.desc}, cardLink='remove-cert-sign', toolIcon='remove_moderator', tags=#{removeCertSign.tags}, toolGroup='security')}">
               </div>

src/main/resources/templates/releases.html

@@ -276,7 +276,8 @@ function formatText(text) {
     const container = document.createElement('div');
     
     // Split the text into lines
-    const lines = text.split('\n');
+    const textWithoutComments = text.replace(/<!--[\s\S]*?-->/g, '');
+    const lines = textWithoutComments.split('\n');
     let currentList = null;
     
     lines.forEach(line => {

src/main/resources/templates/security/validate-signature.html

@@ -0,0 +1,265 @@
+<!DOCTYPE html>
+<html th:lang="${#locale.language}" th:dir="#{language.direction}" th:data-language="${#locale.toString()}" xmlns:th="https://www.thymeleaf.org">
+  <head>
+    <th:block th:insert="~{fragments/common :: head(title=#{validateSignature.title}, header=#{validateSignature.header})}"></th:block>
+  </head>
+  <body>
+    <div id="page-container">
+      <div id="content-wrap">
+        <th:block th:insert="~{fragments/navbar.html :: navbar}"></th:block>
+        <br><br>
+        <div class="container">
+          <div class="row justify-content-center">
+            <div class="col-md-6 bg-card">
+              <div class="tool-header">
+                <span class="material-symbols-rounded tool-header-icon security">verified</span>
+                <span class="tool-header-text" th:text="#{validateSignature.header}"></span>
+              </div>
+              <form id="pdfForm" th:action="@{'api/v1/security/validate-signature'}" method="post" enctype="multipart/form-data">
+                <div class="mb-3">
+                  <label th:text="#{validateSignature.selectPDF}"></label>
+                  <div th:replace="~{fragments/common :: fileSelector(name='fileInput', multipleInputsForSingleRequest=false, remoteCall='false', accept='application/pdf')}"></div>
+                </div>
+                <div class="mb-3">
+		          <label th:text="#{validateSignature.selectCustomCert}" ></label>
+		          <div th:replace="~{fragments/common :: fileSelector(name='certFile', multipleInputsForSingleRequest=false, notRequired=true, remoteCall='false', accept='.cer,.crt,.pem')}"></div>
+		        </div>
+                <div class="mb-3 text-left">
+                  <button type="submit" id="submitBtn" class="btn btn-primary" th:text="#{validateSignature.submit}"></button>
+                </div>
+              </form>
+              
+              <!-- Results section -->
+              <div id="results" style="display: none;">
+                <h4 th:text="#{validateSignature.results}"></h4>
+                <div id="signatures-list"></div>
+              </div>
+            </div>
+          </div>
+        </div>
+      </div>
+      <th:block th:insert="~{fragments/footer.html :: footer}"></th:block>
+    </div>
+
+<script th:inline="javascript">
+const translations = {
+    signature: /*[[#{validateSignature.signature}]]*/,
+    signatureInfo: /*[[#{validateSignature.signature.info}]]*/,
+    certInfo: /*[[#{validateSignature.cert.info}]]*/,
+    signer: /*[[#{validateSignature.signer}]]*/,
+    date: /*[[#{validateSignature.date}]]*/,
+    reason: /*[[#{validateSignature.reason}]]*/,
+    location: /*[[#{validateSignature.location}]]*/,
+    noSignatures: /*[[#{validateSignature.noSignatures}]]*/,
+    statusValid: /*[[#{validateSignature.status.valid}]]*/,
+    statusInvalid: /*[[#{validateSignature.status.invalid}]]*/,
+    mathValid: /*[[#{validateSignature.signature.mathValid}]]*/,
+    chainInvalid: /*[[#{validateSignature.chain.invalid}]]*/,
+    trustInvalid: /*[[#{validateSignature.trust.invalid}]]*/,
+    certExpired: /*[[#{validateSignature.cert.expired}]]*/,
+    certRevoked: /*[[#{validateSignature.cert.revoked}]]*/,
+    certIssuer: /*[[#{validateSignature.cert.issuer}]]*/,
+    certSubject: /*[[#{validateSignature.cert.subject}]]*/,
+    certSerialNumber: /*[[#{validateSignature.cert.serialNumber}]]*/,
+    certValidFrom: /*[[#{validateSignature.cert.validFrom}]]*/,
+    certValidUntil: /*[[#{validateSignature.cert.validUntil}]]*/,
+    certAlgorithm: /*[[#{validateSignature.cert.algorithm}]]*/,
+    certKeySize: /*[[#{validateSignature.cert.keySize}]]*/,
+    certBits: /*[[#{validateSignature.cert.bits}]]*/,
+    certVersion: /*[[#{validateSignature.cert.version}]]*/,
+    certKeyUsage: /*[[#{validateSignature.cert.keyUsage}]]*/,
+    certSelfSigned: /*[[#{validateSignature.cert.selfSigned}]]*/,
+    yes: /*[[#{yes}]]*/,
+    no: /*[[#{no}]]*/,
+    selectPDF: /*[[#{validateSignature.selectPDF}]]*/
+};
+
+function escapeHtml(unsafe) {
+    return unsafe
+        ?.toString()
+        .replace(/&/g, "&amp;")
+        .replace(/</g, "&lt;")
+        .replace(/>/g, "&gt;")
+        .replace(/"/g, "&quot;")
+        .replace(/'/g, "&#039;") || 'N/A';
+}
+
+document.querySelector('#pdfForm').addEventListener('submit', async (e) => {
+    e.preventDefault();
+    const fileInput = document.getElementById('fileInput-input');
+    const certInput = document.getElementById('certFile-input');
+    if (!fileInput.files.length) {
+        alert(escapeHtml(translations.selectPDF));
+        return;
+    }
+
+    const results = [];
+    for (const file of fileInput.files) {
+        const formData = new FormData();
+        formData.append('fileInput', file);
+        
+        if (certInput.files.length > 0) {
+            formData.append('certFile', certInput.files[0]);
+        }
+        try {
+            const response = await fetch(e.target.action, {
+                method: 'POST',
+                body: formData
+            });
+            
+            const fileResults = await response.json();
+            fileResults.forEach(result => {
+                result.fileName = file.name;
+            });
+            results.push(...fileResults);
+        } catch (error) {
+            results.push({
+                fileName: file.name,
+                valid: false,
+                errorMessage: `${escapeHtml(translations.statusInvalid)}: ${escapeHtml(error.message)}`
+            });
+        }
+    }
+    
+    displayResults(results);
+});
+
+function displayResults(results) {
+    const resultDiv = document.getElementById('results');
+    const listDiv = document.getElementById('signatures-list');
+    listDiv.innerHTML = '';
+    resultDiv.style.display = 'block';
+    
+    if (!results || results.length === 0) {
+        listDiv.innerHTML = `<div class="alert alert-warning">${escapeHtml(translations.noSignatures)}</div>`;
+        return;
+    }
+    
+    results.forEach((result, index) => {
+        const signatureDiv = document.createElement('div');
+        signatureDiv.className = 'card mb-3';
+        
+        let validationClass = 'alert-danger';
+        let validationIssues = [];
+        
+        if (!result.valid) {
+            validationIssues.push(`${escapeHtml(translations.statusInvalid)}: ${escapeHtml(result.errorMessage || '')}`);
+        } else {
+            const isFullyValid = result.valid && 
+                               result.chainValid && 
+                               result.trustValid && 
+                               result.notExpired && 
+                               result.notRevoked;
+
+            if (isFullyValid) {
+                validationClass = 'alert-success';
+                validationIssues.push(escapeHtml(translations.statusValid));
+            } else {
+                validationClass = 'alert-warning';
+                validationIssues.push(escapeHtml(translations.mathValid));
+                
+                if (!result.chainValid) {
+                    validationIssues.push(escapeHtml(translations.chainInvalid));
+                }
+                if (!result.trustValid) {
+                    validationIssues.push(escapeHtml(translations.trustInvalid));
+                }
+                if (!result.notExpired) {
+                    validationIssues.push(escapeHtml(translations.certExpired));
+                }
+                if (result.trustValid && result.chainValid && !result.notRevoked) {
+                    validationIssues.push(escapeHtml(translations.certRevoked));
+                }
+            }
+        }
+
+        let statusMessage = validationIssues[0];
+        if (validationIssues.length > 1) {
+            statusMessage += '<ul class="mb-0 mt-2">';
+            for (let i = 1; i < validationIssues.length; i++) {
+                statusMessage += `<li>${validationIssues[i]}</li>`;
+            }
+            statusMessage += '</ul>';
+        }
+
+        let content = `
+    <div class="card-body">
+        ${results.length > 1 ? `<h4 class="mb-3">${escapeHtml(translations.signature)} ${index + 1}</h4>` : ''}
+        <div class="alert ${validationClass}">
+            ${statusMessage}
+        </div>
+        <div class="card-text">
+            <h5>${escapeHtml(translations.signatureInfo)}</h5>
+            <table class="table table-borderless">
+                <tr>
+                    <td><strong>${escapeHtml(translations.signer)}:</strong></td>
+                    <td>${escapeHtml(result.signerName)}</td>
+                </tr>
+                <tr>
+                    <td><strong>${escapeHtml(translations.date)}:</strong></td>
+                    <td>${escapeHtml(result.signatureDate)}</td>
+                </tr>
+                <tr>
+                    <td><strong>${escapeHtml(translations.reason)}:</strong></td>
+                    <td>${escapeHtml(result.reason)}</td>
+                </tr>
+                <tr>
+                    <td><strong>${escapeHtml(translations.location)}:</strong></td>
+                    <td>${escapeHtml(result.location)}</td>
+                </tr>
+            </table>
+            
+            <h5>${escapeHtml(translations.certInfo)}</h5>
+            <table class="table table-borderless">
+                <tr>
+                    <td><strong>${escapeHtml(translations.certIssuer)}:</strong></td>
+                    <td>${escapeHtml(result.issuerDN)}</td>
+                </tr>
+                <tr>
+                    <td><strong>${escapeHtml(translations.certSubject)}:</strong></td>
+                    <td>${escapeHtml(result.subjectDN)}</td>
+                </tr>
+                <tr>
+                    <td><strong>${escapeHtml(translations.certSerialNumber)}:</strong></td>
+                    <td>${escapeHtml(result.serialNumber)}</td>
+                </tr>
+                <tr>
+                    <td><strong>${escapeHtml(translations.certValidFrom)}:</strong></td>
+                    <td>${escapeHtml(result.validFrom)}</td>
+                </tr>
+                <tr>
+                    <td><strong>${escapeHtml(translations.certValidUntil)}:</strong></td>
+                    <td>${escapeHtml(result.validUntil)}</td>
+                </tr>
+                <tr>
+                    <td><strong>${escapeHtml(translations.certAlgorithm)}:</strong></td>
+                    <td>${escapeHtml(result.signatureAlgorithm)}</td>
+                </tr>
+                <tr>
+                    <td><strong>${escapeHtml(translations.certKeySize)}:</strong></td>
+                    <td>${result.keySize ? escapeHtml(result.keySize) + ' ' + escapeHtml(translations.certBits) : 'N/A'}</td>
+                </tr>
+                <tr>
+                    <td><strong>${escapeHtml(translations.certVersion)}:</strong></td>
+                    <td>${escapeHtml(result.version)}</td>
+                </tr>
+                <tr>
+                    <td><strong>${escapeHtml(translations.certKeyUsage)}:</strong></td>
+                    <td>${result.keyUsages ? result.keyUsages.map(usage => escapeHtml(usage)).join(', ') : 'N/A'}</td>
+                </tr>
+                <tr>
+                    <td><strong>${escapeHtml(translations.certSelfSigned)}:</strong></td>
+                    <td>${result.selfSigned ? escapeHtml(translations.yes) : escapeHtml(translations.no)}</td>
+                </tr>
+            </table>
+        </div>
+    </div>
+`;
+        
+        signatureDiv.innerHTML = content;
+        listDiv.appendChild(signatureDiv);
+    });
+}
+</script>
+  </body>
+</html>