diff --git a/.github/workflows/mcp-shield.yml b/.github/workflows/mcp-shield.yml
new file mode 100644
index 0000000..bc0b41b
--- /dev/null
+++ b/.github/workflows/mcp-shield.yml
@@ -0,0 +1,25 @@
+name: MCP Shield
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  scan:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: pnpm/action-setup@v3
+        with:
+          version: 9
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          cache: 'pnpm'
+      - run: pnpm install --frozen-lockfile
+      - run: pnpm run build
+      - uses: thuggeelya/mcp-shield-action@644c14893e14c6b79aee14a5335ac3f9b12b08a4 # v1
+        with:
+          server: 'node dist/index.js'
diff --git a/README.md b/README.md
index 2aa946b..6e9d313 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,7 @@
 
 [![npm version](https://badge.fury.io/js/@kimsungwhee%2Fapple-docs-mcp.svg)](https://badge.fury.io/js/@kimsungwhee%2Fapple-docs-mcp)
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
+[![MCP Shield](https://img.shields.io/badge/MCP_Shield-B_(78)-yellowgreen)](https://github.com/thuggeelya/mcp-shield)
 
 Apple Developer Documentation MCP Server - Access Apple's official developer docs, frameworks, APIs, SwiftUI, UIKit, and WWDC videos through Model Context Protocol. Search iOS, macOS, watchOS, tvOS, and visionOS documentation with AI-powered natural language queries. Get instant access to Swift/Objective-C code examples, API references, and technical guides directly in Claude, Cursor, or any MCP-compatible AI assistant.