diff --git a/.github/workflows/check-actions.yaml b/.github/workflows/check-actions.yaml
index cd4a19c..7468441 100644
--- a/.github/workflows/check-actions.yaml
+++ b/.github/workflows/check-actions.yaml
@@ -2,7 +2,7 @@
 
 name: Check actions
 
-permissions: {}
+# permissions: {}
 
 on:
   pull_request:
diff --git a/.github/workflows/codeql.yaml b/.github/workflows/codeql.yaml
new file mode 100644
index 0000000..b03f772
--- /dev/null
+++ b/.github/workflows/codeql.yaml
@@ -0,0 +1,44 @@
+# yaml-language-server: $schema=https://json.schemastore.org/github-workflow.json
+
+name: CodeQL
+
+# permissions: {}
+
+on:
+  pull_request:
+    branches:
+      - main
+  push:
+    branches:
+      - main
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  required:
+    runs-on: ubuntu-latest
+    permissions:
+      security-events: write
+    steps:
+      - name: Checkout
+        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        with:
+          fetch-depth: 0
+      - name: Run Trivy vulnerability scanner in repo mode
+        uses: aquasecurity/trivy-action@d43c1f16c00cfd3978dde6c07f4bbcf9eb6993ca # v0.16.1
+        with:
+          scan-type: fs
+          ignore-unfixed: false
+          format: sarif
+          output: trivy-results.sarif
+          severity: CRITICAL,HIGH,MEDIUM
+          scanners: vuln,secret
+          exit-code: '0'
+          vuln-type: os,library
+      - name: Upload Trivy scan results to GitHub Security tab
+        uses: github/codeql-action/upload-sarif@cdcdbb579706841c47f7063dda365e292e5cad7a # v2.13.4
+        with:
+          sarif_file: trivy-results.sarif
+          category: code
\ No newline at end of file