diff --git a/.github/workflows/autofix.yml b/.github/workflows/autofix.yml
index f26bf4ab89d..0c27d9192d6 100644
--- a/.github/workflows/autofix.yml
+++ b/.github/workflows/autofix.yml
@@ -11,13 +11,13 @@ jobs:
   autofix:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
 
-      - uses: pnpm/action-setup@v4
+      - uses: pnpm/action-setup@fe02b34f77f8bc703788d5817da081398fad5dd2 # v4.0.0
         # uses version from "packageManager" field in package.json
 
       - name: Setup Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@1e60f620b9541d16bece96c5465dc8ee9832be0b # v4.0.3
         with:
           cache: pnpm
           node-version-file: '.node-version'
@@ -40,4 +40,4 @@ jobs:
         working-directory: ./packages/mermaid
         run: pnpm run docs:build
 
-      - uses: autofix-ci/action@ff86a557419858bb967097bfc916833f5647fa8c
+      - uses: autofix-ci/action@2891949f3779a1cafafae1523058501de3d4e944 # v1.3.1
diff --git a/.github/workflows/build-docs.yml b/.github/workflows/build-docs.yml
index 0ce77895736..5e7209f948c 100644
--- a/.github/workflows/build-docs.yml
+++ b/.github/workflows/build-docs.yml
@@ -16,12 +16,12 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
 
-      - uses: pnpm/action-setup@v4
+      - uses: pnpm/action-setup@fe02b34f77f8bc703788d5817da081398fad5dd2 # v4.0.0
 
       - name: Setup Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@1e60f620b9541d16bece96c5465dc8ee9832be0b # v4.0.3
         with:
           cache: pnpm
           node-version-file: '.node-version'
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index c6e96912ef7..8c7b246b226 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -16,13 +16,13 @@ jobs:
   build-mermaid:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
 
-      - uses: pnpm/action-setup@v4
+      - uses: pnpm/action-setup@fe02b34f77f8bc703788d5817da081398fad5dd2 # v4.0.0
         # uses version from "packageManager" field in package.json
 
       - name: Setup Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@1e60f620b9541d16bece96c5465dc8ee9832be0b # v4.0.3
         with:
           cache: pnpm
           node-version-file: '.node-version'
@@ -37,13 +37,13 @@ jobs:
         run: pnpm run build
 
       - name: Upload Mermaid Build as Artifact
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@834a144ee995460fba8ed112a2fc961b36a5ec5a # v4.3.6
         with:
           name: mermaid-build
           path: packages/mermaid/dist
 
       - name: Upload Mermaid Mindmap Build as Artifact
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@834a144ee995460fba8ed112a2fc961b36a5ec5a # v4.3.6
         with:
           name: mermaid-mindmap-build
           path: packages/mermaid-mindmap/dist
diff --git a/.github/workflows/check-readme-in-sync.yml b/.github/workflows/check-readme-in-sync.yml
index ad6df66b502..5c940c0875e 100644
--- a/.github/workflows/check-readme-in-sync.yml
+++ b/.github/workflows/check-readme-in-sync.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
 
       - name: Check for difference in README.md and docs/README.md
         run: |
diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
index 012fbf19d54..a372789c5f7 100644
--- a/.github/workflows/checks.yml
+++ b/.github/workflows/checks.yml
@@ -15,10 +15,10 @@ jobs:
     name: check tests
     if: github.repository_owner == 'mermaid-js'
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
         with:
           fetch-depth: 0
-      - uses: testomatio/check-tests@stable
+      - uses: testomatio/check-tests@740cce500785123eccee6bd772cc638848e4ca8e # 0.9.5
         with:
           framework: cypress
           tests: './cypress/e2e/**/**.spec.js'
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 764ec598cb2..2f7772616bb 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -11,6 +11,9 @@ on:
       - synchronize
       - ready_for_review
 
+permissions:  # added using https://github.com/step-security/secure-repo
+  contents: read
+
 jobs:
   analyze:
     name: Analyze
@@ -29,11 +32,11 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
 
       # Initializes the CodeQL tools for scanning.
       - name: Initialize CodeQL
-        uses: github/codeql-action/init@v3
+        uses: github/codeql-action/init@2c779ab0d087cd7fe7b826087247c2c81f27bfa6 # v3.26.5
         with:
           config-file: ./.github/codeql/codeql-config.yml
           languages: ${{ matrix.language }}
@@ -45,7 +48,7 @@ jobs:
       # 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@v3
+        uses: github/codeql-action/autobuild@2c779ab0d087cd7fe7b826087247c2c81f27bfa6 # v3.26.5
 
       # 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
@@ -59,4 +62,4 @@ jobs:
       #   make release
 
       - name: Perform CodeQL Analysis
-        uses: github/codeql-action/analyze@v3
+        uses: github/codeql-action/analyze@2c779ab0d087cd7fe7b826087247c2c81f27bfa6 # v3.26.5
diff --git a/.github/workflows/dependency-review.yml b/.github/workflows/dependency-review.yml
index 0d4a01360d7..521735e6e5d 100644
--- a/.github/workflows/dependency-review.yml
+++ b/.github/workflows/dependency-review.yml
@@ -15,6 +15,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: 'Checkout Repository'
-        uses: actions/checkout@v4
+        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
       - name: 'Dependency Review'
-        uses: actions/dependency-review-action@v4
+        uses: actions/dependency-review-action@5a2ce3f5b92ee19cbb1541a4984c76d921601d7c # v4.3.4
diff --git a/.github/workflows/e2e-applitools.yml b/.github/workflows/e2e-applitools.yml
index 5e5407a23b9..f8a096bf537 100644
--- a/.github/workflows/e2e-applitools.yml
+++ b/.github/workflows/e2e-applitools.yml
@@ -30,13 +30,13 @@ jobs:
         run: |
           echo "::error,title=Not using Applitools::APPLITOOLS_API_KEY is empty, disabling Applitools for this run."
 
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
 
-      - uses: pnpm/action-setup@v4
+      - uses: pnpm/action-setup@fe02b34f77f8bc703788d5817da081398fad5dd2 # v4.0.0
         # uses version from "packageManager" field in package.json
 
       - name: Setup Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@1e60f620b9541d16bece96c5465dc8ee9832be0b # v4.0.3
         with:
           node-version-file: '.node-version'
 
@@ -52,7 +52,7 @@ jobs:
           APPLITOOLS_SERVER_URL: 'https://eyesapi.applitools.com'
 
       - name: Cypress run
-        uses: cypress-io/github-action@v4
+        uses: cypress-io/github-action@d79d2d530a66e641eb4a5f227e13bc985c60b964 # v4.2.2
         id: cypress
         with:
           start: pnpm run dev
diff --git a/.github/workflows/e2e.yml b/.github/workflows/e2e.yml
index 2600b3fb84f..b5166422471 100644
--- a/.github/workflows/e2e.yml
+++ b/.github/workflows/e2e.yml
@@ -32,15 +32,15 @@ jobs:
       image: cypress/browsers:node-20.11.0-chrome-121.0.6167.85-1-ff-120.0-edge-121.0.2277.83-1
       options: --user 1001
     steps:
-      - uses: actions/checkout@v4
-      - uses: pnpm/action-setup@v4
+      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+      - uses: pnpm/action-setup@fe02b34f77f8bc703788d5817da081398fad5dd2 # v4.0.0
       - name: Setup Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@1e60f620b9541d16bece96c5465dc8ee9832be0b # v4.0.3
         with:
           node-version-file: '.node-version'
       - name: Cache snapshots
         id: cache-snapshot
-        uses: actions/cache@v4
+        uses: actions/cache@0c45773b623bea8c8e75f6c82b208c3cf94ea4f9 # v4.0.2
         with:
           save-always: true
           path: ./cypress/snapshots
@@ -49,13 +49,13 @@ jobs:
       # If a snapshot for a given Hash is not found, we checkout that commit, run the tests and cache the snapshots.
       - name: Switch to base branch
         if: ${{ steps.cache-snapshot.outputs.cache-hit != 'true' }}
-        uses: actions/checkout@v4
+        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
         with:
           ref: ${{ env.targetHash }}
 
       - name: Install dependencies
         if: ${{ steps.cache-snapshot.outputs.cache-hit != 'true' }}
-        uses: cypress-io/github-action@v6
+        uses: cypress-io/github-action@df7484c5ba85def7eef30db301afa688187bc378 # v6.7.2
         with:
           # just perform install
           runTests: false
@@ -78,26 +78,26 @@ jobs:
       matrix:
         containers: [1, 2, 3, 4]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
 
-      - uses: pnpm/action-setup@v4
+      - uses: pnpm/action-setup@fe02b34f77f8bc703788d5817da081398fad5dd2 # v4.0.0
         # uses version from "packageManager" field in package.json
 
       - name: Setup Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@1e60f620b9541d16bece96c5465dc8ee9832be0b # v4.0.3
         with:
           node-version-file: '.node-version'
 
       # These cached snapshots are downloaded, providing the reference snapshots.
       - name: Cache snapshots
         id: cache-snapshot
-        uses: actions/cache/restore@v4
+        uses: actions/cache/restore@0c45773b623bea8c8e75f6c82b208c3cf94ea4f9 # v4.0.2
         with:
           path: ./cypress/snapshots
           key: ${{ runner.os }}-snapshots-${{ env.targetHash }}
 
       - name: Install dependencies
-        uses: cypress-io/github-action@v6
+        uses: cypress-io/github-action@df7484c5ba85def7eef30db301afa688187bc378 # v6.7.2
         with:
           runTests: false
 
@@ -113,7 +113,7 @@ jobs:
       # Install NPM dependencies, cache them correctly
       # and run all Cypress tests
       - name: Cypress run
-        uses: cypress-io/github-action@v6
+        uses: cypress-io/github-action@df7484c5ba85def7eef30db301afa688187bc378 # v6.7.2
         id: cypress
         # If CYPRESS_RECORD_KEY is set, run in parallel on all containers
         # Otherwise (e.g. if running from fork), we run on a single container only
@@ -137,7 +137,7 @@ jobs:
           ARGOS_PARALLEL_INDEX: ${{ matrix.containers }}
 
       - name: Upload Coverage to Codecov
-        uses: codecov/codecov-action@v4
+        uses: codecov/codecov-action@e28ff129e5465c2c0dcc6f003fc735cb6ae0c673 # v4.5.0
         # Run step only pushes to develop and pull_requests
         if: ${{ steps.cypress.conclusion == 'success' && (github.event_name == 'pull_request' || github.ref == 'refs/heads/develop')}}
         with:
diff --git a/.github/workflows/issue-triage.yml b/.github/workflows/issue-triage.yml
index 129bd62b678..85369549068 100644
--- a/.github/workflows/issue-triage.yml
+++ b/.github/workflows/issue-triage.yml
@@ -4,11 +4,17 @@ on:
   issues:
     types: [opened]
 
+permissions:  # added using https://github.com/step-security/secure-repo
+  contents: read
+
 jobs:
   triage:
+    permissions:
+      issues: write  # for andymckay/labeler to label issues
+      pull-requests: write  # for andymckay/labeler to label PRs
     runs-on: ubuntu-latest
     steps:
-      - uses: andymckay/labeler@1.0.4
+      - uses: andymckay/labeler@e6c4322d0397f3240f0e7e30a33b5c5df2d39e90 # 1.0.4
         with:
           repo-token: '${{ secrets.GITHUB_TOKEN }}'
           add-labels: 'Status: Triage'
diff --git a/.github/workflows/link-checker.yml b/.github/workflows/link-checker.yml
index bf54d7df28a..b5a879609e8 100644
--- a/.github/workflows/link-checker.yml
+++ b/.github/workflows/link-checker.yml
@@ -19,6 +19,9 @@ on:
     # * is a special character in YAML so you have to quote this string
     - cron: '30 8 * * *'
 
+permissions:  # added using https://github.com/step-security/secure-repo
+  contents: read
+
 jobs:
   link-checker:
     runs-on: ubuntu-latest
@@ -26,17 +29,17 @@ jobs:
       # lychee only uses the GITHUB_TOKEN to avoid rate-limiting
       contents: read
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
 
       - name: Restore lychee cache
-        uses: actions/cache@v4
+        uses: actions/cache@0c45773b623bea8c8e75f6c82b208c3cf94ea4f9 # v4.0.2
         with:
           path: .lycheecache
           key: cache-lychee-${{ github.sha }}
           restore-keys: cache-lychee-
 
       - name: Link Checker
-        uses: lycheeverse/lychee-action@v1.9.3
+        uses: lycheeverse/lychee-action@c053181aa0c3d17606addfe97a9075a32723548a # v1.9.3
         with:
           args: >-
             --config .github/lychee.toml
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 632cd6ddc4e..681bc7fc191 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -17,13 +17,13 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
 
-      - uses: pnpm/action-setup@v4
+      - uses: pnpm/action-setup@fe02b34f77f8bc703788d5817da081398fad5dd2 # v4.0.0
         # uses version from "packageManager" field in package.json
 
       - name: Setup Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@1e60f620b9541d16bece96c5465dc8ee9832be0b # v4.0.3
         with:
           cache: pnpm
           node-version-file: '.node-version'
diff --git a/.github/workflows/pr-labeler.yml b/.github/workflows/pr-labeler.yml
index 0965903467c..c9faaa0620f 100644
--- a/.github/workflows/pr-labeler.yml
+++ b/.github/workflows/pr-labeler.yml
@@ -22,7 +22,7 @@ jobs:
       pull-requests: write # write permission is required to label PRs
     steps:
       - name: Label PR
-        uses: release-drafter/release-drafter@v6
+        uses: release-drafter/release-drafter@3f0f87098bd6b5c5b9a36d49c41d998ea58f9348 # v6.0.0
         with:
           config-name: pr-labeler.yml
           disable-autolabeler: false
diff --git a/.github/workflows/publish-docs.yml b/.github/workflows/publish-docs.yml
index 4ff5f41170d..ecb411b5c64 100644
--- a/.github/workflows/publish-docs.yml
+++ b/.github/workflows/publish-docs.yml
@@ -23,12 +23,12 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
 
-      - uses: pnpm/action-setup@v4
+      - uses: pnpm/action-setup@fe02b34f77f8bc703788d5817da081398fad5dd2 # v4.0.0
 
       - name: Setup Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@1e60f620b9541d16bece96c5465dc8ee9832be0b # v4.0.3
         with:
           cache: pnpm
           node-version-file: '.node-version'
@@ -37,13 +37,13 @@ jobs:
         run: pnpm install --frozen-lockfile
 
       - name: Setup Pages
-        uses: actions/configure-pages@v4
+        uses: actions/configure-pages@1f0c5cde4bc74cd7e1254d0cb4de8d49e9068c7d # v4.0.0
 
       - name: Run Build
         run: pnpm --filter mermaid run docs:build:vitepress
 
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v3
+        uses: actions/upload-pages-artifact@56afc609e74202658d3ffba0e8f6dda462b719fa # v3.0.1
         with:
           path: packages/mermaid/src/vitepress/.vitepress/dist
 
@@ -56,4 +56,4 @@ jobs:
     steps:
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v4
+        uses: actions/deploy-pages@d6db90164ac5ed86f2b6aed7e0febac5b3c0c03e # v4.0.5
diff --git a/.github/workflows/release-preview-publish.yml b/.github/workflows/release-preview-publish.yml
index 91e3ac98133..a9332d9a1d6 100644
--- a/.github/workflows/release-preview-publish.yml
+++ b/.github/workflows/release-preview-publish.yml
@@ -9,14 +9,14 @@ jobs:
   publish-preview:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
         with:
           fetch-depth: 0
 
-      - uses: pnpm/action-setup@v4
+      - uses: pnpm/action-setup@fe02b34f77f8bc703788d5817da081398fad5dd2 # v4.0.0
 
       - name: Setup Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@1e60f620b9541d16bece96c5465dc8ee9832be0b # v4.0.3
         with:
           cache: pnpm
           node-version-file: '.node-version'
diff --git a/.github/workflows/release-publish.yml b/.github/workflows/release-publish.yml
index 4dcf709c014..f1b10798dce 100644
--- a/.github/workflows/release-publish.yml
+++ b/.github/workflows/release-publish.yml
@@ -8,14 +8,14 @@ jobs:
   publish:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
-      - uses: fregante/setup-git-user@v2
+      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+      - uses: fregante/setup-git-user@024bc0b8e177d7e77203b48dab6fb45666854b35 # v2.0.2
 
-      - uses: pnpm/action-setup@v4
+      - uses: pnpm/action-setup@fe02b34f77f8bc703788d5817da081398fad5dd2 # v4.0.0
         # uses version from "packageManager" field in package.json
 
       - name: Setup Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@1e60f620b9541d16bece96c5465dc8ee9832be0b # v4.0.3
         with:
           cache: pnpm
           node-version-file: '.node-version'
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 0b36a82b33a..eabb98343bf 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -7,18 +7,24 @@ on:
 
 concurrency: ${{ github.workflow }}-${{ github.ref }}
 
+permissions:  # added using https://github.com/step-security/secure-repo
+  contents: read
+
 jobs:
   release:
+    permissions:
+      contents: write  # for changesets/action to push to the repo
+      pull-requests: write  # for changesets/action to create PRs
     name: Release
     runs-on: ubuntu-latest
     steps:
       - name: Checkout Repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
 
-      - uses: pnpm/action-setup@v4
+      - uses: pnpm/action-setup@fe02b34f77f8bc703788d5817da081398fad5dd2 # v4.0.0
 
       - name: Setup Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@1e60f620b9541d16bece96c5465dc8ee9832be0b # v4.0.3
         with:
           cache: pnpm
           node-version-file: '.node-version'
@@ -28,7 +34,7 @@ jobs:
 
       - name: Create Release Pull Request or Publish to npm
         id: changesets
-        uses: changesets/action@v1
+        uses: changesets/action@aba318e9165b45b7948c60273e0b72fce0a64eb9 # v1.4.7
         with:
           version: pnpm changeset:version
           publish: pnpm changeset:publish
diff --git a/.github/workflows/scorecard.yml b/.github/workflows/scorecard.yml
new file mode 100644
index 00000000000..74e30ddfc52
--- /dev/null
+++ b/.github/workflows/scorecard.yml
@@ -0,0 +1,37 @@
+name: Scorecard supply-chain security
+on:
+  branch_protection_rule:
+  push:
+    branches:
+      - main
+  schedule:
+    - cron: 29 15 * * 0
+permissions: read-all
+jobs:
+  analysis:
+    name: Scorecard analysis
+    permissions:
+      id-token: write
+      security-events: write
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11  # v4.1.1
+        with:
+          persist-credentials: false
+      - name: Run analysis
+        uses: ossf/scorecard-action@0864cf19026789058feabb7e87baa5f140aac736  # v2.3.1
+        with:
+          results_file: results.sarif
+          results_format: sarif
+          publish_results: true
+      - name: Upload artifact
+        uses: actions/upload-artifact@97a0fba1372883ab732affbe8f94b823f91727db  # v3.pre.node20
+        with:
+          name: SARIF file
+          path: results.sarif
+          retention-days: 5
+      - name: Upload to code-scanning
+        uses: github/codeql-action/upload-sarif@f0f3afee809481da311ca3a6ff1ff51d81dbeb24  # v3.26.4
+        with:
+          sarif_file: results.sarif
\ No newline at end of file
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index a0b284a68f4..375d5fada30 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -9,13 +9,13 @@ jobs:
   unit-test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
 
-      - uses: pnpm/action-setup@v4
+      - uses: pnpm/action-setup@fe02b34f77f8bc703788d5817da081398fad5dd2 # v4.0.0
         # uses version from "packageManager" field in package.json
 
       - name: Setup Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@1e60f620b9541d16bece96c5465dc8ee9832be0b # v4.0.3
         with:
           cache: pnpm
           node-version-file: '.node-version'
@@ -39,7 +39,7 @@ jobs:
           pnpm exec vitest run ./packages/mermaid/src/diagrams/gantt/ganttDb.spec.ts --coverage
 
       - name: Upload Coverage to Codecov
-        uses: codecov/codecov-action@v4
+        uses: codecov/codecov-action@e28ff129e5465c2c0dcc6f003fc735cb6ae0c673 # v4.5.0
         # Run step only pushes to develop and pull_requests
         if: ${{ github.event_name == 'pull_request' || github.ref == 'refs/heads/develop' }}
         with:
diff --git a/.github/workflows/unlock-reopened-issues.yml b/.github/workflows/unlock-reopened-issues.yml
index 4c537972970..b854eeb4bbe 100644
--- a/.github/workflows/unlock-reopened-issues.yml
+++ b/.github/workflows/unlock-reopened-issues.yml
@@ -8,6 +8,6 @@ jobs:
   triage:
     runs-on: ubuntu-latest
     steps:
-      - uses: Dunning-Kruger/unlock-issues@v1
+      - uses: Dunning-Kruger/unlock-issues@b06b7f7e5c3f2eaa1c6d5d89f40930e4d6d9699e # v1
         with:
           repo-token: '${{ secrets.GITHUB_TOKEN }}'
diff --git a/.github/workflows/update-browserlist.yml b/.github/workflows/update-browserlist.yml
index f8f7696cde2..1b26271f7ca 100644
--- a/.github/workflows/update-browserlist.yml
+++ b/.github/workflows/update-browserlist.yml
@@ -8,18 +8,18 @@ jobs:
   update-browser-list:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
-      - uses: pnpm/action-setup@v4
+      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+      - uses: pnpm/action-setup@fe02b34f77f8bc703788d5817da081398fad5dd2 # v4.0.0
       - run: npx update-browserslist-db@latest
       - name: Commit changes
-        uses: EndBug/add-and-commit@v9
+        uses: EndBug/add-and-commit@a94899bca583c204427a224a7af87c02f9b325d5 # v9.1.4
         with:
           author_name: ${{ github.actor }}
           author_email: ${{ github.actor }}@users.noreply.github.com
           message: 'chore: update browsers list'
           push: false
       - name: Create Pull Request
-        uses: peter-evans/create-pull-request@v6
+        uses: peter-evans/create-pull-request@c5a7806660adbe173f04e3e038b0ccdcd758773c # v6.1.0
         with:
           branch: update-browserslist
           title: Update Browserslist
diff --git a/README.md b/README.md
index 8d5eebfebed..4a092f1377f 100644
--- a/README.md
+++ b/README.md
@@ -36,6 +36,7 @@ Try Live Editor previews of future releases: <a href="https://develop.git.mermai
 [![Join our Discord!](https://img.shields.io/static/v1?message=join%20chat&color=9cf&logo=discord&label=discord)](https://discord.gg/AgrbSrBer3)
 [![Twitter Follow](https://img.shields.io/badge/Social-mermaidjs__-blue?style=social&logo=X)](https://twitter.com/mermaidjs_)
 [![Covered by Argos Visual Testing](https://argos-ci.com/badge.svg)](https://argos-ci.com)
+[![OpenSSF Scorecard](https://api.securityscorecards.dev/projects/github.com/mermaid-js/mermaid/badge)](https://securityscorecards.dev/viewer/?uri=github.com/mermaid-js/mermaid)
 
 <img src="./img/header.png" alt="" />