diff --git a/.github/workflows/gitleaks.yml b/.github/workflows/gitleaks.yml
new file mode 100644
index 0000000000..97b1b2e9e1
--- /dev/null
+++ b/.github/workflows/gitleaks.yml
@@ -0,0 +1,19 @@
+name: Gitleaks Scan
+
+on:
+  pull_request:
+    branches:
+      - main
+      - dev
+
+jobs:
+  scan:
+    name: gitleaks
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - uses: gitleaks/gitleaks-action@v2
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/mock-secret.txt b/mock-secret.txt
new file mode 100644
index 0000000000..d3c145139f
--- /dev/null
+++ b/mock-secret.txt
@@ -0,0 +1,2 @@
+# Dòng này cố tình chứa secret giả để test Gitleaks trong quá trình làm đồ án
+ghp_1234567890abcdefghijklmnopqrstuvwxyzabcd