diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 6bd86d3e..b6e3b58c 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -15,3 +15,13 @@ updates:
     directory: "/" # Location of Dockerfile
     schedule:
       interval: "weekly"
+
+  - package-ecosystem: github-actions
+    directory: /
+    schedule:
+      interval: daily
+
+  - package-ecosystem: pip
+    directory: /cucumber
+    schedule:
+      interval: daily
diff --git a/.github/workflows/PR-Demo-Comment.yml b/.github/workflows/PR-Demo-Comment.yml
index 057f8bd7..75ac9b66 100644
--- a/.github/workflows/PR-Demo-Comment.yml
+++ b/.github/workflows/PR-Demo-Comment.yml
@@ -28,9 +28,14 @@ jobs:
       pr_ref: ${{ steps.get-pr-info.outputs.ref }}
 
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@0080882f6c36860b6ba35c610c98ce87d4e2f26f # v2.10.2
+        with:
+          egress-policy: audit
+
       - name: Get PR data
         id: get-pr
-        uses: actions/github-script@v7
+        uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7.0.1
         with:
           script: |
             const prNumber = context.payload.issue.number;
@@ -39,7 +44,7 @@ jobs:
 
       - name: Get PR repository and ref
         id: get-pr-info
-        uses: actions/github-script@v7
+        uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7.0.1
         with:
           script: |
             const { owner, repo } = context.repo;
@@ -65,15 +70,20 @@ jobs:
     runs-on: ubuntu-latest
     
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@0080882f6c36860b6ba35c610c98ce87d4e2f26f # v2.10.2
+        with:
+          egress-policy: audit
+
       - name: Checkout PR
-        uses: actions/checkout@v4
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           repository: ${{ needs.check-comment.outputs.pr_repository }}
           ref: ${{ needs.check-comment.outputs.pr_ref }}
           token: ${{ secrets.GITHUB_TOKEN }}
       
       - name: Set up JDK
-        uses: actions/setup-java@v4
+        uses: actions/setup-java@7a6d8a8234af8eb26422e24e3006232cccaa061b # v4.6.0
         with:
           java-version: '17'
           distribution: 'temurin'
@@ -84,20 +94,20 @@ jobs:
           DOCKER_ENABLE_SECURITY: false
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@6524bf65af31da8d45b59e8c27de4bd072b392f5 # v3.8.0
 
       - name: Get version number
         id: versionNumber
         run: echo "versionNumber=$(./gradlew printVersion --quiet | tail -1)" >> $GITHUB_OUTPUT
 
       - name: Login to Docker Hub
-        uses: docker/login-action@v3
+        uses: docker/login-action@9780b0c442fbb1117ed29e0efdff1e18412f7567 # v3.3.0
         with:
           username: ${{ secrets.DOCKER_HUB_USERNAME }}
           password: ${{ secrets.DOCKER_HUB_API }}
 
       - name: Build and push PR-specific image
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@48aba3b46d1b1fec4febb7c5d0c644b249a11355 # v6.10.0
         with:
           context: .
           file: ./Dockerfile
@@ -158,7 +168,7 @@ jobs:
 
       - name: Post deployment URL to PR
         if: success()
-        uses: actions/github-script@v7
+        uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7.0.1
         with:
           script: |
             const { GITHUB_REPOSITORY } = process.env;
diff --git a/.github/workflows/PR-Demo-cleanup.yml b/.github/workflows/PR-Demo-cleanup.yml
index 94f8bd3f..f0c40504 100644
--- a/.github/workflows/PR-Demo-cleanup.yml
+++ b/.github/workflows/PR-Demo-cleanup.yml
@@ -18,6 +18,11 @@ jobs:
     if: github.event.action == 'closed'
     
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@0080882f6c36860b6ba35c610c98ce87d4e2f26f # v2.10.2
+        with:
+          egress-policy: audit
+
       - name: Set up SSH
         run: |
           mkdir -p ~/.ssh/
@@ -60,7 +65,7 @@ jobs:
 
       - name: Post cleanup notice to PR
         if: steps.cleanup.outputs.cleanup_performed == 'true'
-        uses: actions/github-script@v7
+        uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7.0.1
         with:
           script: |
             const { GITHUB_REPOSITORY } = process.env;
diff --git a/.github/workflows/auto-labeler.yml b/.github/workflows/auto-labeler.yml
index 30bf857f..b7c8470b 100644
--- a/.github/workflows/auto-labeler.yml
+++ b/.github/workflows/auto-labeler.yml
@@ -3,6 +3,9 @@ on:
   pull_request_target:
     types: [opened, synchronize]
 
+permissions:
+  contents: read
+
 jobs:
   labeler:
     permissions:
@@ -10,10 +13,15 @@ jobs:
       pull-requests: write
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - name: Harden Runner
+        uses: step-security/harden-runner@0080882f6c36860b6ba35c610c98ce87d4e2f26f # v2.10.2
+        with:
+          egress-policy: audit
+
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
       
       - name: Apply Labels
-        uses: actions/labeler@v5
+        uses: actions/labeler@8558fd74291d67161a8a78ce36a881fa63b766a9 # v5.0.0
         with:
           repo-token: ${{ secrets.GITHUB_TOKEN }}
           configuration-path: .github/labeler-config.yml
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 9146d798..cbf05eef 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -6,6 +6,9 @@ on:
   pull_request:
     branches: ["main"]
 
+permissions:
+  contents: read
+
 jobs:
   build:
     runs-on: ubuntu-latest
@@ -21,17 +24,22 @@ jobs:
         jdk-version: [17, 21]
 
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@0080882f6c36860b6ba35c610c98ce87d4e2f26f # v2.10.2
+        with:
+          egress-policy: audit
+
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
       - name: Set up JDK ${{ matrix.jdk-version }}
-        uses: actions/setup-java@v4
+        uses: actions/setup-java@7a6d8a8234af8eb26422e24e3006232cccaa061b # v4.6.0
         with:
           java-version: ${{ matrix.jdk-version }}
           distribution: "temurin"
 
       - name: Set up Gradle
-        uses: gradle/actions/setup-gradle@v4
+        uses: gradle/actions/setup-gradle@0bdd871935719febd78681f197cd39af5b6e16a6 # v4.2.2
         with:
           gradle-version: 8.7
 
@@ -56,17 +64,22 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@0080882f6c36860b6ba35c610c98ce87d4e2f26f # v2.10.2
+        with:
+          egress-policy: audit
+
       - name: Checkout Repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
       - name: Set up Java 17
-        uses: actions/setup-java@v4
+        uses: actions/setup-java@7a6d8a8234af8eb26422e24e3006232cccaa061b # v4.6.0
         with:
           java-version: "17"
           distribution: "adopt"
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@6524bf65af31da8d45b59e8c27de4bd072b392f5 # v3.8.0
 
       - name: Install Docker Compose
         run: |
@@ -74,7 +87,7 @@ jobs:
           sudo chmod +x /usr/local/bin/docker-compose
 
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b # v5.3.0
         with:
           python-version: "3.12"
 
diff --git a/.github/workflows/check_properties.yml b/.github/workflows/check_properties.yml
index b46efdc5..83a6e7de 100644
--- a/.github/workflows/check_properties.yml
+++ b/.github/workflows/check_properties.yml
@@ -15,15 +15,20 @@ jobs:
     if: github.event_name == 'pull_request_target'
     runs-on: ubuntu-latest
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@0080882f6c36860b6ba35c610c98ce87d4e2f26f # v2.10.2
+        with:
+          egress-policy: audit
+
       - name: Checkout main branch first
-        uses: actions/checkout@v4
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           ref: main
           path: main-branch
           fetch-depth: 0
 
       - name: Checkout PR branch
-        uses: actions/checkout@v4
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           repository: ${{ github.event.pull_request.head.repo.full_name }}
           ref: ${{ github.event.pull_request.head.ref }}
@@ -31,7 +36,7 @@ jobs:
           fetch-depth: 0
 
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b # v5.3.0
         with:
           python-version: "3.x"
 
@@ -109,7 +114,7 @@ jobs:
 
       - name: Post comment on PR
         if: env.SCRIPT_OUTPUT != ''
-        uses: actions/github-script@v7
+        uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7.0.1
         with:
           script: |
             const { GITHUB_REPOSITORY, SCRIPT_OUTPUT } = process.env;
@@ -163,11 +168,16 @@ jobs:
       pull-requests: write
     runs-on: ubuntu-latest
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@0080882f6c36860b6ba35c610c98ce87d4e2f26f # v2.10.2
+        with:
+          egress-policy: audit
+
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b # v5.3.0
         with:
           python-version: "3.x"
 
@@ -192,7 +202,7 @@ jobs:
       - name: Create Pull Request
         id: cpr
         if: env.CHANGES_DETECTED == 'true'
-        uses: peter-evans/create-pull-request@v7
+        uses: peter-evans/create-pull-request@5e914681df9dc83aa4e4905692ca88beb2f9e91f # v7.0.5
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           commit-message: "Update translation files"
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
new file mode 100644
index 00000000..70c92b11
--- /dev/null
+++ b/.github/workflows/codeql.yml
@@ -0,0 +1,78 @@
+# For most projects, this workflow file will not need changing; you simply need
+# to commit it to your repository.
+#
+# You may wish to alter this file to override the set of languages analyzed,
+# or to provide custom queries or build logic.
+#
+# ******** NOTE ********
+# We have attempted to detect the languages in your repository. Please check
+# the `language` matrix defined below to confirm you have the correct set of
+# supported CodeQL languages.
+#
+name: "CodeQL"
+
+on:
+  push:
+    branches: ["main"]
+  pull_request:
+    # The branches below must be a subset of the branches above
+    branches: ["main"]
+  schedule:
+    - cron: "0 0 * * 1"
+
+permissions:
+  contents: read
+
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+
+    strategy:
+      fail-fast: false
+      matrix:
+        language: ["java", "javascript", "python"]
+        # CodeQL supports [ $supported-codeql-languages ]
+        # Learn more about CodeQL language support at https://aka.ms/codeql-docs/language-support
+
+    steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@0080882f6c36860b6ba35c610c98ce87d4e2f26f # v2.10.2
+        with:
+          egress-policy: audit
+
+      - name: Checkout repository
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+
+      # Initializes the CodeQL tools for scanning.
+      - name: Initialize CodeQL
+        uses: github/codeql-action/init@48ab28a6f5dbc2a99bf1e0131198dd8f1df78169 # v3.28.0
+        with:
+          languages: ${{ matrix.language }}
+          # If you wish to specify custom queries, you can do so here or in a config file.
+          # By default, queries listed here will override any specified in a config file.
+          # Prefix the list here with "+" to use these queries and those in the config file.
+
+      # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
+      # If this step fails, then you should remove it and run the build manually (see below)
+      - name: Autobuild
+        uses: github/codeql-action/autobuild@48ab28a6f5dbc2a99bf1e0131198dd8f1df78169 # v3.28.0
+
+      # ℹ️ Command-line programs to run using the OS shell.
+      # 📚 See https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#jobsjob_idstepsrun
+
+      #   If the Autobuild fails above, remove it and uncomment the following three lines.
+      #   modify them (or add more) to build your code if your project, please refer to the EXAMPLE below for guidance.
+
+      # - run: |
+      #   echo "Run, Build Application using script"
+      #   ./location_of_script_within_repo/buildscript.sh
+
+      - name: Perform CodeQL Analysis
+        uses: github/codeql-action/analyze@48ab28a6f5dbc2a99bf1e0131198dd8f1df78169 # v3.28.0
+        with:
+          category: "/language:${{matrix.language}}"
diff --git a/.github/workflows/dependency-review.yml b/.github/workflows/dependency-review.yml
new file mode 100644
index 00000000..21a469b1
--- /dev/null
+++ b/.github/workflows/dependency-review.yml
@@ -0,0 +1,27 @@
+# Dependency Review Action
+#
+# This Action will scan dependency manifest files that change as part of a Pull Request,
+# surfacing known-vulnerable versions of the packages declared or updated in the PR.
+# Once installed, if the workflow run is marked as required,
+# PRs introducing known-vulnerable packages will be blocked from merging.
+#
+# Source repository: https://github.com/actions/dependency-review-action
+name: 'Dependency Review'
+on: [pull_request]
+
+permissions:
+  contents: read
+
+jobs:
+  dependency-review:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@0080882f6c36860b6ba35c610c98ce87d4e2f26f # v2.10.2
+        with:
+          egress-policy: audit
+
+      - name: 'Checkout Repository'
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+      - name: 'Dependency Review'
+        uses: actions/dependency-review-action@3b139cfc5fae8b618d3eae3675e383bb1769c019 # v4.5.0
diff --git a/.github/workflows/licenses-update.yml b/.github/workflows/licenses-update.yml
index 52458a1f..fcbb2b23 100644
--- a/.github/workflows/licenses-update.yml
+++ b/.github/workflows/licenses-update.yml
@@ -16,16 +16,21 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@0080882f6c36860b6ba35c610c98ce87d4e2f26f # v2.10.2
+        with:
+          egress-policy: audit
+
       - name: Check out code
-        uses: actions/checkout@v4
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
       - name: Set up JDK 17
-        uses: actions/setup-java@v4
+        uses: actions/setup-java@7a6d8a8234af8eb26422e24e3006232cccaa061b # v4.6.0
         with:
           java-version: "17"
           distribution: "adopt"
 
-      - uses: gradle/actions/setup-gradle@v4
+      - uses: gradle/actions/setup-gradle@0bdd871935719febd78681f197cd39af5b6e16a6 # v4.2.2
 
       - name: Run Gradle Command
         run: ./gradlew clean generateLicenseReport
@@ -47,7 +52,7 @@ jobs:
       - name: Create Pull Request
         id: cpr
         if: env.CHANGES_DETECTED == 'true'
-        uses: peter-evans/create-pull-request@v6
+        uses: peter-evans/create-pull-request@c5a7806660adbe173f04e3e038b0ccdcd758773c # v6.1.0
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           commit-message: "Update 3rd Party Licenses"
@@ -72,7 +77,7 @@ jobs:
 
       - name: Enable auto-merge
         if: steps.cpr.outputs.pull-request-operation == 'created'
-        uses: peter-evans/enable-pull-request-automerge@v3
+        uses: peter-evans/enable-pull-request-automerge@a660677d5469627102a1c1e11409dd063606628d # v3.0.0
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           pull-request-number: ${{ steps.cpr.outputs.pull-request-number }}
diff --git a/.github/workflows/manage-label.yml b/.github/workflows/manage-label.yml
index b1a239cf..5bad0231 100644
--- a/.github/workflows/manage-label.yml
+++ b/.github/workflows/manage-label.yml
@@ -13,11 +13,16 @@ jobs:
     name: Labeler
     runs-on: ubuntu-latest
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@0080882f6c36860b6ba35c610c98ce87d4e2f26f # v2.10.2
+        with:
+          egress-policy: audit
+
       - name: Check out the repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
       - name: Run Labeler
-        uses: crazy-max/ghaction-github-labeler@v5
+        uses: crazy-max/ghaction-github-labeler@de749cf181958193cb7debf1a9c5bb28922f3e1b # v5.0.0
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
           yaml-file: .github/labels.yml
diff --git a/.github/workflows/multiOSReleases.yml b/.github/workflows/multiOSReleases.yml
index a67b85a0..2bd5a9f6 100644
--- a/.github/workflows/multiOSReleases.yml
+++ b/.github/workflows/multiOSReleases.yml
@@ -24,15 +24,20 @@ jobs:
     runs-on: ${{ matrix.os }}
     
     steps:
-      - uses: actions/checkout@v4
+      - name: Harden Runner
+        uses: step-security/harden-runner@0080882f6c36860b6ba35c610c98ce87d4e2f26f # v2.10.2
+        with:
+          egress-policy: audit
+
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
       - name: Set up JDK 21
-        uses: actions/setup-java@v4
+        uses: actions/setup-java@7a6d8a8234af8eb26422e24e3006232cccaa061b # v4.6.0
         with:
           java-version: "21"
           distribution: "temurin"
 
-      - uses: gradle/actions/setup-gradle@v4
+      - uses: gradle/actions/setup-gradle@0bdd871935719febd78681f197cd39af5b6e16a6 # v4.2.2
         with:
           gradle-version: 8.7
 
@@ -83,7 +88,7 @@ jobs:
 
       # Upload installer as artifact for testing
       - name: Upload Installer Artifact
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@6f51ac03b9356f520e9adb1b1b7802705f340c2b # v4.5.0
         with:    
           name: Stirling-PDF-${{ matrix.platform }}-installer.${{ matrix.ext }}
           path: Stirling-PDF-${{ matrix.platform }}-installer.${{ matrix.ext }}
@@ -91,6 +96,6 @@ jobs:
           if-no-files-found: error
 
       - name: Upload binaries to release
-        uses: softprops/action-gh-release@v2
+        uses: softprops/action-gh-release@e7a8f85e1c67a31e6ed99a94b41bd0b71bbee6b8 # v2.0.9
         with:
           files: ./Stirling-PDF-${{ matrix.platform }}-installer.${{ matrix.ext }}
diff --git a/.github/workflows/push-docker.yml b/.github/workflows/push-docker.yml
index 2ca9a14d..45907e74 100644
--- a/.github/workflows/push-docker.yml
+++ b/.github/workflows/push-docker.yml
@@ -15,15 +15,20 @@ jobs:
   push:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - name: Harden Runner
+        uses: step-security/harden-runner@0080882f6c36860b6ba35c610c98ce87d4e2f26f # v2.10.2
+        with:
+          egress-policy: audit
+
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
       - name: Set up JDK 17
-        uses: actions/setup-java@v4
+        uses: actions/setup-java@7a6d8a8234af8eb26422e24e3006232cccaa061b # v4.6.0
         with:
           java-version: "17"
           distribution: "temurin"
 
-      - uses: gradle/actions/setup-gradle@v4
+      - uses: gradle/actions/setup-gradle@0bdd871935719febd78681f197cd39af5b6e16a6 # v4.2.2
         with:
           gradle-version: 8.7
 
@@ -34,27 +39,27 @@ jobs:
 
       - name: Set up Docker Buildx
         id: buildx
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@6524bf65af31da8d45b59e8c27de4bd072b392f5 # v3.8.0
 
       - name: Get version number
         id: versionNumber
         run: echo "versionNumber=$(./gradlew printVersion --quiet | tail -1)" >> $GITHUB_OUTPUT
 
       - name: Login to Docker Hub
-        uses: docker/login-action@v3
+        uses: docker/login-action@9780b0c442fbb1117ed29e0efdff1e18412f7567 # v3.3.0
         with:
           username: ${{ secrets.DOCKER_HUB_USERNAME }}
           password: ${{ secrets.DOCKER_HUB_API }}
 
       - name: Login to GitHub Container Registry
-        uses: docker/login-action@v3
+        uses: docker/login-action@9780b0c442fbb1117ed29e0efdff1e18412f7567 # v3.3.0
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
           password: ${{ github.token }}
 
       - name: Set up QEMU
-        uses: docker/setup-qemu-action@v3
+        uses: docker/setup-qemu-action@49b3bc8e6bdd4a60e6116a5414239cba5943d3cf # v3.2.0
 
       - name: Convert repository owner to lowercase
         id: repoowner
@@ -62,7 +67,7 @@ jobs:
 
       - name: Generate tags
         id: meta
-        uses: docker/metadata-action@v5
+        uses: docker/metadata-action@369eb591f429131d6889c46b94e711f089e6ca96 # v5.6.1
         with:
           images: |
             ${{ secrets.DOCKER_HUB_USERNAME }}/s-pdf
@@ -75,7 +80,7 @@ jobs:
             type=raw,value=alpha,enable=${{ github.ref == 'refs/heads/main' }}
 
       - name: Build and push main Dockerfile
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@48aba3b46d1b1fec4febb7c5d0c644b249a11355 # v6.10.0
         with:
           builder: ${{ steps.buildx.outputs.name }}
           context: .
@@ -90,7 +95,7 @@ jobs:
 
       - name: Generate tags ultra-lite
         id: meta2
-        uses: docker/metadata-action@v5
+        uses: docker/metadata-action@369eb591f429131d6889c46b94e711f089e6ca96 # v5.6.1
         if: github.ref != 'refs/heads/main'
         with:
           images: |
@@ -103,7 +108,7 @@ jobs:
             type=raw,value=latest-ultra-lite,enable=${{ github.ref == 'refs/heads/master' }}
 
       - name: Build and push Dockerfile-ultra-lite
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@48aba3b46d1b1fec4febb7c5d0c644b249a11355 # v6.10.0
         if: github.ref != 'refs/heads/main'
         with:
           context: .
@@ -118,7 +123,7 @@ jobs:
 
       - name: Generate tags fat
         id: meta3
-        uses: docker/metadata-action@v5
+        uses: docker/metadata-action@369eb591f429131d6889c46b94e711f089e6ca96 # v5.6.1
         if: github.ref != 'refs/heads/main'
         with:
           images: |
@@ -131,7 +136,7 @@ jobs:
             type=raw,value=latest-fat,enable=${{ github.ref == 'refs/heads/master' }}
 
       - name: Build and push main Dockerfile fat
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@48aba3b46d1b1fec4febb7c5d0c644b249a11355 # v6.10.0
         if: github.ref != 'refs/heads/main'
         with:
           builder: ${{ steps.buildx.outputs.name }}
diff --git a/.github/workflows/releaseArtifacts.yml b/.github/workflows/releaseArtifacts.yml
index 59da4136..dd87aad1 100644
--- a/.github/workflows/releaseArtifacts.yml
+++ b/.github/workflows/releaseArtifacts.yml
@@ -19,15 +19,20 @@ jobs:
           - enable_security: false
             file_suffix: ""
     steps:
-      - uses: actions/checkout@v4
+      - name: Harden Runner
+        uses: step-security/harden-runner@0080882f6c36860b6ba35c610c98ce87d4e2f26f # v2.10.2
+        with:
+          egress-policy: audit
+
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
       - name: Set up JDK 17
-        uses: actions/setup-java@v4
+        uses: actions/setup-java@7a6d8a8234af8eb26422e24e3006232cccaa061b # v4.6.0
         with:
           java-version: "17"
           distribution: "temurin"
 
-      - uses: gradle/actions/setup-gradle@v4
+      - uses: gradle/actions/setup-gradle@0bdd871935719febd78681f197cd39af5b6e16a6 # v4.2.2
         with:
           gradle-version: 8.7
 
@@ -45,7 +50,7 @@ jobs:
         run: cp ./build/launch4j/Stirling-PDF.exe ./build/launch4j/Stirling-PDF-Server${{ matrix.file_suffix }}.exe
 
       - name: Upload Assets binarie
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@6f51ac03b9356f520e9adb1b1b7802705f340c2b # v4.5.0
         with:
           path: ./build/launch4j/Stirling-PDF-Server${{ matrix.file_suffix }}.exe
           name: Stirling-PDF-Server${{ matrix.file_suffix }}.exe
@@ -54,7 +59,7 @@ jobs:
           if-no-files-found: error
           
       - name: Upload binaries to release
-        uses: softprops/action-gh-release@v2
+        uses: softprops/action-gh-release@e7a8f85e1c67a31e6ed99a94b41bd0b71bbee6b8 # v2.0.9
         with:
           files: ./build/launch4j/Stirling-PDF-Server${{ matrix.file_suffix }}.exe
 
@@ -62,7 +67,7 @@ jobs:
         run: cp ./build/libs/Stirling-PDF-${{ steps.versionNumber.outputs.versionNumber }}.jar ./build/libs/Stirling-PDF${{ matrix.file_suffix }}.jar
 
       - name: Upload Assets jar binaries
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@6f51ac03b9356f520e9adb1b1b7802705f340c2b # v4.5.0
         with:
           path: ./build/libs/Stirling-PDF${{ matrix.file_suffix }}.jar
           name: Stirling-PDF${{ matrix.file_suffix }}.jar
@@ -71,6 +76,6 @@ jobs:
           if-no-files-found: error
 
       - name: Upload jar binaries to release
-        uses: softprops/action-gh-release@v2
+        uses: softprops/action-gh-release@e7a8f85e1c67a31e6ed99a94b41bd0b71bbee6b8 # v2.0.9
         with:
           files: ./build/libs/Stirling-PDF${{ matrix.file_suffix }}.jar
diff --git a/.github/workflows/scorecards.yml b/.github/workflows/scorecards.yml
new file mode 100644
index 00000000..60c7b56e
--- /dev/null
+++ b/.github/workflows/scorecards.yml
@@ -0,0 +1,81 @@
+# This workflow uses actions that are not certified by GitHub. They are provided
+# by a third-party and are governed by separate terms of service, privacy
+# policy, and support documentation.
+
+name: Scorecard supply-chain security
+on:
+  # For Branch-Protection check. Only the default branch is supported. See
+  # https://github.com/ossf/scorecard/blob/main/docs/checks.md#branch-protection
+  branch_protection_rule:
+  # To guarantee Maintained check is occasionally updated. See
+  # https://github.com/ossf/scorecard/blob/main/docs/checks.md#maintained
+  schedule:
+    - cron: '20 7 * * 2'
+  push:
+    branches: ["main"]
+
+# Declare default permissions as read only.
+permissions: read-all
+
+jobs:
+  analysis:
+    name: Scorecard analysis
+    runs-on: ubuntu-latest
+    permissions:
+      # Needed to upload the results to code-scanning dashboard.
+      security-events: write
+      # Needed to publish results and get a badge (see publish_results below).
+      id-token: write
+      contents: read
+      actions: read
+      # To allow GraphQL ListCommits to work
+      issues: read
+      pull-requests: read
+      # To detect SAST tools
+      checks: read
+
+    steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@0080882f6c36860b6ba35c610c98ce87d4e2f26f # v2.10.2
+        with:
+          egress-policy: audit
+
+      - name: "Checkout code"
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        with:
+          persist-credentials: false
+
+      - name: "Run analysis"
+        uses: ossf/scorecard-action@dc50aa9510b46c811795eb24b2f1ba02a914e534 # v2.3.3
+        with:
+          results_file: results.sarif
+          results_format: sarif
+          # (Optional) "write" PAT token. Uncomment the `repo_token` line below if:
+          # - you want to enable the Branch-Protection check on a *public* repository, or
+          # - you are installing Scorecards on a *private* repository
+          # To create the PAT, follow the steps in https://github.com/ossf/scorecard-action#authentication-with-pat.
+          # repo_token: ${{ secrets.SCORECARD_TOKEN }}
+
+          # Public repositories:
+          #   - Publish results to OpenSSF REST API for easy access by consumers
+          #   - Allows the repository to include the Scorecard badge.
+          #   - See https://github.com/ossf/scorecard-action#publishing-results.
+          # For private repositories:
+          #   - `publish_results` will always be set to `false`, regardless
+          #     of the value entered here.
+          publish_results: true
+
+      # Upload the results as artifacts (optional). Commenting out will disable uploads of run results in SARIF
+      # format to the repository Actions tab.
+      - name: "Upload artifact"
+        uses: actions/upload-artifact@6f51ac03b9356f520e9adb1b1b7802705f340c2b # v4.5.0
+        with:
+          name: SARIF file
+          path: results.sarif
+          retention-days: 5
+
+      # Upload the results to GitHub's code scanning dashboard.
+      - name: "Upload to code-scanning"
+        uses: github/codeql-action/upload-sarif@48ab28a6f5dbc2a99bf1e0131198dd8f1df78169 # v3.28.0
+        with:
+          sarif_file: results.sarif
diff --git a/.github/workflows/stale.yml b/.github/workflows/stale.yml
index 485eefb3..f8631b55 100644
--- a/.github/workflows/stale.yml
+++ b/.github/workflows/stale.yml
@@ -5,6 +5,9 @@ on:
     - cron: "30 0 * * *"
   workflow_dispatch:
 
+permissions:
+  contents: read
+
 jobs:
   stale:
     runs-on: ubuntu-latest
@@ -12,8 +15,13 @@ jobs:
       issues: write
       pull-requests: write
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@0080882f6c36860b6ba35c610c98ce87d4e2f26f # v2.10.2
+        with:
+          egress-policy: audit
+
       - name: 30 days stale issues
-        uses: actions/stale@v9
+        uses: actions/stale@28ca1036281a5e5922ead5184a1bbf96e5fc984e # v9.0.0
         with:
           repo-token: ${{ secrets.GITHUB_TOKEN }}
           days-before-stale: 30
diff --git a/.github/workflows/swagger.yml b/.github/workflows/swagger.yml
index 33aeed44..7d5cbab7 100644
--- a/.github/workflows/swagger.yml
+++ b/.github/workflows/swagger.yml
@@ -10,15 +10,20 @@ jobs:
   push:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - name: Harden Runner
+        uses: step-security/harden-runner@0080882f6c36860b6ba35c610c98ce87d4e2f26f # v2.10.2
+        with:
+          egress-policy: audit
+
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
       - name: Set up JDK 17
-        uses: actions/setup-java@v4
+        uses: actions/setup-java@7a6d8a8234af8eb26422e24e3006232cccaa061b # v4.6.0
         with:
           java-version: "17"
           distribution: "temurin"
 
-      - uses: gradle/actions/setup-gradle@v4
+      - uses: gradle/actions/setup-gradle@0bdd871935719febd78681f197cd39af5b6e16a6 # v4.2.2
 
       - name: Generate Swagger documentation
         run: ./gradlew generateOpenApiDocs
diff --git a/.github/workflows/sync_files.yml b/.github/workflows/sync_files.yml
index d220f92d..b3f74275 100644
--- a/.github/workflows/sync_files.yml
+++ b/.github/workflows/sync_files.yml
@@ -17,9 +17,14 @@ jobs:
   sync-readme:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - name: Harden Runner
+        uses: step-security/harden-runner@0080882f6c36860b6ba35c610c98ce87d4e2f26f # v2.10.2
+        with:
+          egress-policy: audit
+
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b # v5.3.0
         with:
           python-version: "3.x"
       - name: Install dependencies
@@ -36,7 +41,7 @@ jobs:
           git diff --staged --quiet || git commit -m ":memo: Sync README
           > Made via sync_files.yml" || echo "no changes"
       - name: Create Pull Request
-        uses: peter-evans/create-pull-request@v6
+        uses: peter-evans/create-pull-request@c5a7806660adbe173f04e3e038b0ccdcd758773c # v6.1.0
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           commit-message: Update files
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 45ce3639..96cb2fee 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -37,3 +37,28 @@ repos:
         language: python
         exclude: ^(src/main/resources/static/pdfjs|src/main/resources/static/pdfjs-legacy)
         files: ^.*(\.html|\.css|\.js)$
+  - repo: https://github.com/gherynos/pre-commit-java
+    rev: v0.2.4
+    hooks:
+      - id: Checkstyle
+  - repo: https://github.com/gitleaks/gitleaks
+    rev: v8.16.3
+    hooks:
+      - id: gitleaks
+  - repo: https://github.com/jumanjihouse/pre-commit-hooks
+    rev: 3.0.0
+    hooks:
+      - id: shellcheck
+  - repo: https://github.com/pre-commit/mirrors-eslint
+    rev: v8.38.0
+    hooks:
+      - id: eslint
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v4.4.0
+    hooks:
+      - id: end-of-file-fixer
+      - id: trailing-whitespace
+  - repo: https://github.com/pylint-dev/pylint
+    rev: v2.17.2
+    hooks:
+      - id: pylint
diff --git a/Dockerfile b/Dockerfile
index 08ef7664..9577c9ca 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # Main stage
-FROM alpine:3.20.3
+FROM alpine:3.20.3@sha256:1e42bbe2508154c9126d48c2b8a75420c3544343bf86fd041fb7527e017a4b4a
 
 # Copy necessary files
 COPY scripts /scripts