diff --git a/backend/src/index.ts b/backend/src/index.ts
index a22168a..68ced2c 100644
--- a/backend/src/index.ts
+++ b/backend/src/index.ts
@@ -25,17 +25,22 @@ export const app = express();
 app.use(attachCorsHeaders);
 
 app.use(express.json());
-app.use(authenticateUser); // ローカル:モック or JWT検証
 
-// ルート定義例
-app.get("/api/docs", DocumentController.getDocumentsOfLoggedInUser);
-app.get("/api/docs/:slug", DocumentController.getDocumentBySlugOfLoggedInUser);
+// =====================
+// 認証不要ルート
+// =====================
+app.get("/api/documents/:slug", DocumentController.getDocumentBySlugOfPublic);
+
+
+// =====================
+// 認証が必要なルート
+// =====================
+app.get("/api/docs", authenticateUser, DocumentController.getDocumentsOfLoggedInUser);
+app.get("/api/docs/:slug", authenticateUser, DocumentController.getDocumentBySlugOfLoggedInUser);
 // @ts-ignore
-app.post("/api/docs", DocumentController.createDocument);
+app.post("/api/docs", authenticateUser, DocumentController.createDocument);
 // @ts-ignore
-app.put("/api/docs/:slug", DocumentController.updateDocument);
-app.delete("/api/docs/:slug", DocumentController.deleteDocument);
-
-app.get("/api/documents/:slug", DocumentController.getDocumentBySlugOfPublic);
+app.put("/api/docs/:slug", authenticateUser, DocumentController.updateDocument);
+app.delete("/api/docs/:slug", authenticateUser, DocumentController.deleteDocument);
 
 export const handler: Handler = serverlessHttp(app) as Handler;
\ No newline at end of file
diff --git a/frontend/src/pages/PublicDocumentPage.tsx b/frontend/src/pages/PublicDocumentPage.tsx
index ceb814b..0890c61 100644
--- a/frontend/src/pages/PublicDocumentPage.tsx
+++ b/frontend/src/pages/PublicDocumentPage.tsx
@@ -1,7 +1,6 @@
 // PublicDocumentPage.tsx
 import React, { useEffect, useState } from "react";
 import { useParams, Link } from "react-router-dom";
-import { useAuthContextSwitch as useAuthContext } from "../context/useAuthContextSwitch";
 import { useApiClient } from "../services/apiClient";
 import styles from "../styles/DocPage.module.scss";
 
@@ -12,7 +11,6 @@ import ReactMarkdown from "react-markdown";
 import DOMPurify from "dompurify";
 
 const PublicDocumentPage: React.FC = () => {
-    const { user } = useAuthContext();
     const { slug } = useParams<{ slug: string }>();
     const [content, setContent] = useState<string>("");
     const [error, setError] = useState<string | null>(null);
@@ -31,7 +29,7 @@ const PublicDocumentPage: React.FC = () => {
             }
         };
         fetchDocument();
-    }, [slug, user, api]);
+    }, [slug, api]);
 
     if (error) {
         return (