diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
new file mode 100644
index 00000000..0edfac7b
--- /dev/null
+++ b/.github/workflows/codeql.yml
@@ -0,0 +1,47 @@
+name: "CodeQL"
+
+on:
+  schedule:
+    - cron: "0 5 * * 1"
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: ${{ github.event_name == 'pull_request' }}
+
+jobs:
+  analyze:
+    name: CodeQL Analysis
+    runs-on: linux-ubuntu-latest
+    permissions:
+      security-events: write
+      actions: read
+      contents: read
+    steps:
+      - uses: actions/checkout@v6
+
+      - uses: dtolnay/rust-toolchain@stable
+        with:
+          toolchain: "1.92.0"
+
+      - uses: github/codeql-action/init@v4
+        with:
+          languages: rust
+          build-mode: none
+          queries: security-extended
+
+      - uses: github/codeql-action/analyze@v4
+        with:
+          category: "/language:rust"
+
+  cargo-audit:
+    name: Dependency Audit
+    runs-on: linux-ubuntu-latest
+    permissions:
+      contents: read
+    steps:
+      - uses: actions/checkout@v6
+
+      - name: Run cargo-audit
+        uses: rustsec/audit-check@v2.0.0
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}