diff --git a/.github/workflows/autofix.yml b/.github/workflows/autofix.yml
index bf92e93b2..65972f89e 100644
--- a/.github/workflows/autofix.yml
+++ b/.github/workflows/autofix.yml
@@ -26,9 +26,11 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v6.0.2
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        with:
+          persist-credentials: false
       - name: Setup Tools
-        uses: TanStack/config/.github/setup@main
+        uses: TanStack/config/.github/setup@e4b48f16568324f76f467aa4c2aac2f05db632c3 # main
       - name: Fix formatting
         run: pnpm format
       - name: Generate Docs
diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index 0e6a4bfe0..6ea789f6f 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -12,7 +12,6 @@ env:
 
 permissions:
   contents: read
-  pull-requests: write
 
 jobs:
   test:
@@ -20,15 +19,16 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v6.0.2
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           fetch-depth: 0
+          persist-credentials: false
       - name: Start Nx Agents
         run: npx nx-cloud start-ci-run --distribute-on=".nx/workflows/dynamic-changesets.yaml"
       - name: Setup Tools
-        uses: TanStack/config/.github/setup@main
+        uses: TanStack/config/.github/setup@e4b48f16568324f76f467aa4c2aac2f05db632c3 # main
       - name: Get base and head commits for `nx affected`
-        uses: nrwl/nx-set-shas@v4.4.0
+        uses: nrwl/nx-set-shas@3e9ad7370203c1e93d109be57f3b72eb0eb511b1 # v4.4.0
         with:
           main-branch-name: main
       - name: Run Checks
@@ -37,7 +37,7 @@ jobs:
         if: ${{ always() }}
         run: npx nx-cloud stop-all-agents
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v4
+        uses: codecov/codecov-action@b9fd7d16f6d7d1b5d2bec1a2887e65ceed900238 # v4.6.0
         with:
           directory: packages
         env:
@@ -47,9 +47,11 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v6.0.2
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        with:
+          persist-credentials: false
       - name: Setup Tools
-        uses: TanStack/config/.github/setup@main
+        uses: TanStack/config/.github/setup@e4b48f16568324f76f467aa4c2aac2f05db632c3 # main
       - name: Build Packages
         run: pnpm run build:all
       - name: Publish Previews
@@ -59,18 +61,25 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v6.0.2
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        with:
+          persist-credentials: false
       - name: Check Provenance
-        uses: danielroe/provenance-action@v0.1.1
+        uses: danielroe/provenance-action@41bcc969e579d9e29af08ba44fcbfdf95cee6e6c # v0.1.1
         with:
           fail-on-downgrade: true
   version-preview:
     name: Version Preview
     runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      pull-requests: write
     steps:
       - name: Checkout
-        uses: actions/checkout@v6.0.2
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        with:
+          persist-credentials: false
       - name: Setup Tools
-        uses: TanStack/config/.github/setup@main
+        uses: TanStack/config/.github/setup@e4b48f16568324f76f467aa4c2aac2f05db632c3 # main
       - name: Changeset Preview
-        uses: TanStack/config/.github/changeset-preview@main
+        uses: TanStack/config/.github/changeset-preview@e4b48f16568324f76f467aa4c2aac2f05db632c3 # main
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index e6937c418..2def98c2a 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -23,16 +23,17 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v6.0.2
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           fetch-depth: 0
+          persist-credentials: true # changesets/action pushes version/release changes
       - name: Setup Tools
-        uses: TanStack/config/.github/setup@main
+        uses: TanStack/config/.github/setup@e4b48f16568324f76f467aa4c2aac2f05db632c3 # main
       - name: Run Tests
         run: pnpm run test:ci
       - name: Run Changesets (version or publish)
         id: changesets
-        uses: changesets/action@v1.7.0
+        uses: changesets/action@6a0a831ff30acef54f2c6aa1cbbc1096b066edaf # v1.7.0
         with:
           version: pnpm run changeset:version
           publish: pnpm run changeset:publish
@@ -40,6 +41,6 @@ jobs:
           title: 'ci: Version Packages'
       - name: Comment on PRs about release
         if: steps.changesets.outputs.published == 'true'
-        uses: TanStack/config/.github/comment-on-release@main
+        uses: TanStack/config/.github/comment-on-release@e4b48f16568324f76f467aa4c2aac2f05db632c3 # main
         with:
           published-packages: ${{ steps.changesets.outputs.publishedPackages }}
diff --git a/.github/workflows/zizmor.yml b/.github/workflows/zizmor.yml
new file mode 100644
index 000000000..1d4088db8
--- /dev/null
+++ b/.github/workflows/zizmor.yml
@@ -0,0 +1,25 @@
+name: GitHub Actions Security Analysis
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: ['**']
+
+permissions: {}
+
+jobs:
+  zizmor:
+    name: Run zizmor
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        with:
+          persist-credentials: false
+
+      - name: Run zizmor
+        uses: zizmorcore/zizmor-action@b1d7e1fb5de872772f31590499237e7cce841e8e # v0.5.3
+        with:
+          advanced-security: false
+          annotations: true