diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 4d7f141..94afa8b 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -23,12 +23,13 @@ jobs:
         # We must fetch at least the immediate parents so that if this is
         # a pull request then we can checkout the head.
         fetch-depth: 2
+        persist-credentials: false
 
     # If this run was triggered by a pull request event, then checkout
     # the head of the pull request instead of the merge commit.
     - run: git checkout HEAD^2
       if: ${{ github.event_name == 'pull_request' }}
-      
+
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
       uses: github/codeql-action/init@v3
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index a9cd5cb..eb8b999 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -18,6 +18,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           submodules: true
+          persist-credentials: false
 
       - name: Build
         run: pipx run build
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 234ed5c..b50fc00 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -22,6 +22,7 @@ jobs:
         uses: actions/checkout@v4
         with:
           submodules: true
+          persist-credentials: false
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
diff --git a/.github/workflows/zizmor.yml b/.github/workflows/zizmor.yml
new file mode 100644
index 0000000..c09cf12
--- /dev/null
+++ b/.github/workflows/zizmor.yml
@@ -0,0 +1,32 @@
+name: GitHub Actions Security Analysis with zizmor
+
+on:
+  push:
+    branches: ["main"]
+  pull_request:
+    branches: ["**"]
+
+jobs:
+  zizmor:
+    name: zizmor latest via PyPI
+    runs-on: ubuntu-latest
+    permissions:
+      security-events: write
+      # required for workflows in private repositories
+      contents: read
+      actions: read
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          persist-credentials: false
+
+      - name: Install the latest version of uv
+        uses: astral-sh/setup-uv@v5
+        with:
+          enable-cache: false
+
+      - name: Run zizmor
+        run: uvx zizmor --format plain .
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}