diff --git a/.github/workflows/moderator.yml b/.github/workflows/moderator.yml
index 78214722..095ab33c 100644
--- a/.github/workflows/moderator.yml
+++ b/.github/workflows/moderator.yml
@@ -17,6 +17,8 @@ jobs:
       contents: read
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        with:
+          persist-credentials: false
       - uses: github/ai-moderator@81159c370785e295c97461ade67d7c33576e9319 # v1.1.4
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index a5842318..325df1c0 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -15,12 +15,14 @@ jobs:
     steps:
       - name: Checkout repo
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        with:
+          persist-credentials: false
       - name: Setup Node.js
         uses: actions/setup-node@53b83947a5a98c8d113130e565377fae1a50d02f # v6.3.0
         with:
           node-version: 24.x
-          cache: npm
           registry-url: 'https://registry.npmjs.org'
+          package-manager-cache: false
       - name: Install dependencies
         run: npm ci
       - name: Build project
diff --git a/.github/workflows/release-branch.yml b/.github/workflows/release-branch.yml
index 88646249..3300e557 100644
--- a/.github/workflows/release-branch.yml
+++ b/.github/workflows/release-branch.yml
@@ -28,7 +28,7 @@ jobs:
       - name: Checkout repo
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
-          persist-credentials: true
+          persist-credentials: false
       - name: Setup node
         uses: actions/setup-node@53b83947a5a98c8d113130e565377fae1a50d02f # v6.3.0
         with:
@@ -66,7 +66,7 @@ jobs:
       - name: Checkout repo
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
-          persist-credentials: true
+          persist-credentials: false
       - name: Setup node
         uses: actions/setup-node@53b83947a5a98c8d113130e565377fae1a50d02f # v6.3.0
         with:
@@ -100,7 +100,7 @@ jobs:
       - name: Checkout repo
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
-          persist-credentials: true
+          persist-credentials: false
       - name: Setup node
         uses: actions/setup-node@53b83947a5a98c8d113130e565377fae1a50d02f # v6.3.0
         with:
@@ -134,7 +134,7 @@ jobs:
       - name: Checkout repo
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
-          persist-credentials: true
+          persist-credentials: false
       - name: Setup node
         uses: actions/setup-node@53b83947a5a98c8d113130e565377fae1a50d02f # v6.3.0
         with:
@@ -168,7 +168,7 @@ jobs:
       - name: Checkout repo
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
-          persist-credentials: true
+          persist-credentials: false
       - name: Setup node
         uses: actions/setup-node@53b83947a5a98c8d113130e565377fae1a50d02f # v6.3.0
         with:
@@ -213,10 +213,12 @@ jobs:
       - name: Bump version with NPM version
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          INPUT_TYPE: ${{ github.event.inputs.type }}
+          INPUT_BETA: ${{ github.event.inputs.beta }}
         id: bump-version
         run: |
-          TYPE=${{ github.event.inputs.type }}
-          BETA=${{ github.event.inputs.beta }}
+          TYPE="${INPUT_TYPE}"
+          BETA="${INPUT_BETA}"
           if [ "$TYPE" = "auto" ]; then
             npm version $(npm version | grep -Eo 'patch|minor|major' | head -1)
           else
diff --git a/.github/workflows/run-ci.yml b/.github/workflows/run-ci.yml
index d1fd56f7..05978c44 100644
--- a/.github/workflows/run-ci.yml
+++ b/.github/workflows/run-ci.yml
@@ -20,7 +20,7 @@ jobs:
       - name: Checkout repo
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
-          persist-credentials: true
+          persist-credentials: false
       - name: Setup node
         uses: actions/setup-node@53b83947a5a98c8d113130e565377fae1a50d02f # v6.3.0
         with:
@@ -60,7 +60,7 @@ jobs:
       - name: Checkout repo
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
-          persist-credentials: true
+          persist-credentials: false
       - name: Setup node
         uses: actions/setup-node@53b83947a5a98c8d113130e565377fae1a50d02f # v6.3.0
         with:
@@ -94,7 +94,7 @@ jobs:
       - name: Checkout repo
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
-          persist-credentials: true
+          persist-credentials: false
       - name: Setup node
         uses: actions/setup-node@53b83947a5a98c8d113130e565377fae1a50d02f # v6.3.0
         with:
@@ -128,7 +128,7 @@ jobs:
       - name: Checkout repo
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
-          persist-credentials: true
+          persist-credentials: false
       - name: Setup node
         uses: actions/setup-node@53b83947a5a98c8d113130e565377fae1a50d02f # v6.3.0
         with:
@@ -162,7 +162,7 @@ jobs:
       - name: Checkout repo
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
-          persist-credentials: true
+          persist-credentials: false
       - name: Setup node
         uses: actions/setup-node@53b83947a5a98c8d113130e565377fae1a50d02f # v6.3.0
         with:
diff --git a/.github/workflows/update-sponsor-block.yml b/.github/workflows/update-sponsor-block.yml
index 8133f50a..cd9ae182 100644
--- a/.github/workflows/update-sponsor-block.yml
+++ b/.github/workflows/update-sponsor-block.yml
@@ -20,6 +20,7 @@ jobs:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           fetch-depth: 0
+          persist-credentials: false
       - name: git config
         run: |
           git config user.name "${GITHUB_ACTOR}"
diff --git a/.github/workflows/zizmor.yml b/.github/workflows/zizmor.yml
new file mode 100644
index 00000000..74e30f24
--- /dev/null
+++ b/.github/workflows/zizmor.yml
@@ -0,0 +1,24 @@
+name: GitHub Actions Security Analysis with zizmor
+
+on:
+  push:
+    branches: [v1.x]
+  pull_request:
+    branches: ["**"]
+
+permissions: {}
+
+jobs:
+  zizmor:
+    runs-on: ubuntu-latest
+    permissions:
+      security-events: write
+    steps:
+      - name: Checkout repo
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        with:
+          persist-credentials: false
+
+      - name: Run zizmor
+        uses: zizmorcore/zizmor-action@71321a20a9ded102f6e9ce5718a2fcec2c4f70d8 # v0.5.2
+
diff --git a/.github/zizmor.yml b/.github/zizmor.yml
new file mode 100644
index 00000000..6de13857
--- /dev/null
+++ b/.github/zizmor.yml
@@ -0,0 +1,5 @@
+rules:
+  excessive-permissions:
+    # TODO: audit and narrow permissions across all workflows
+    disable: true
+