diff --git a/packages/backend/src/server/api/endpoints/notes/conversation.ts b/packages/backend/src/server/api/endpoints/notes/conversation.ts
index 37bc5cc878..cd0dbec739 100755
--- a/packages/backend/src/server/api/endpoints/notes/conversation.ts
+++ b/packages/backend/src/server/api/endpoints/notes/conversation.ts
@@ -15,7 +15,7 @@ import { ApiError } from '../../error.js';
 export const meta = {
 	tags: ['notes'],
 
-	requireCredential: false,
+	requireCredential: true,
 
 	res: {
 		type: 'array',
diff --git a/packages/backend/src/server/api/endpoints/notes/global-timeline.ts b/packages/backend/src/server/api/endpoints/notes/global-timeline.ts
index d660f3fb69..d909bddd40 100755
--- a/packages/backend/src/server/api/endpoints/notes/global-timeline.ts
+++ b/packages/backend/src/server/api/endpoints/notes/global-timeline.ts
@@ -18,6 +18,8 @@ import { CacheService } from '@/core/CacheService.js';
 export const meta = {
 	tags: ['notes'],
 
+	requireCredential: true,
+
 	res: {
 		type: 'array',
 		optional: false, nullable: false,
@@ -98,7 +100,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			}
 
 			if (!ps.withBots) query.andWhere('user.isBot = FALSE');
-			
+
 			if (ps.withRenotes === false) {
 				query.andWhere(new Brackets(qb => {
 					qb.where('note.renoteId IS NULL');
diff --git a/packages/backend/src/server/api/endpoints/notes/local-timeline.ts b/packages/backend/src/server/api/endpoints/notes/local-timeline.ts
index d4c806d7e2..a9b872c1aa 100755
--- a/packages/backend/src/server/api/endpoints/notes/local-timeline.ts
+++ b/packages/backend/src/server/api/endpoints/notes/local-timeline.ts
@@ -20,6 +20,8 @@ import { ApiError } from '../../error.js';
 export const meta = {
 	tags: ['notes'],
 
+	requireCredential: true,
+
 	res: {
 		type: 'array',
 		optional: false, nullable: false,