diff --git a/src/app/api/comments/route.ts b/src/app/api/comments/route.ts
index c8f117d..fcfa6ba 100644
--- a/src/app/api/comments/route.ts
+++ b/src/app/api/comments/route.ts
@@ -1,6 +1,7 @@
 import { NextResponse } from "next/server";
 import prisma from "@/lib/prisma";
 import { z } from "zod";
+import { hashPassword } from "@/lib/password";
 
 const createCommentSchema = z.object({
   postId: z.string().min(1),
@@ -8,6 +9,7 @@ const createCommentSchema = z.object({
   content: z.string().min(1),
   isAnonymous: z.boolean().optional(),
   isSecret: z.boolean().optional(),
+  secretPassword: z.string().min(1).optional(), // 비회원 비밀번호(옵션)
 });
 
 export async function POST(req: Request) {
@@ -16,7 +18,8 @@ export async function POST(req: Request) {
   if (!parsed.success) {
     return NextResponse.json({ error: parsed.error.flatten() }, { status: 400 });
   }
-  const { postId, authorId, content, isAnonymous, isSecret } = parsed.data;
+  const { postId, authorId, content, isAnonymous, isSecret, secretPassword } = parsed.data;
+  const secretPasswordHash = secretPassword ? hashPassword(secretPassword) : null;
   const comment = await prisma.comment.create({
     data: {
       postId,
@@ -24,6 +27,7 @@ export async function POST(req: Request) {
       content,
       isAnonymous: !!isAnonymous,
       isSecret: !!isSecret,
+      secretPasswordHash,
     },
   });
   return NextResponse.json({ comment }, { status: 201 });
diff --git a/src/app/api/posts/[id]/comments/route.ts b/src/app/api/posts/[id]/comments/route.ts
index c635fa2..629efb5 100644
--- a/src/app/api/posts/[id]/comments/route.ts
+++ b/src/app/api/posts/[id]/comments/route.ts
@@ -11,10 +11,19 @@ export async function GET(_: Request, context: { params: Promise<{ id: string }>
       content: true,
       isAnonymous: true,
       isSecret: true,
+      secretPasswordHash: true,
       createdAt: true,
     },
   });
-  return NextResponse.json({ comments });
+  const presented = comments.map((c) => ({
+    id: c.id,
+    content: c.isSecret ? "비밀댓글입니다." : c.content,
+    isAnonymous: c.isAnonymous,
+    isSecret: c.isSecret,
+    anonId: c.isAnonymous ? c.id.slice(-6) : undefined,
+    createdAt: c.createdAt,
+  }));
+  return NextResponse.json({ comments: presented });
 }
 
 
diff --git a/todolist.txt b/todolist.txt
index 30b18ac..5c29bc4 100644
--- a/todolist.txt
+++ b/todolist.txt
@@ -45,7 +45,7 @@
 7.3 태그/카테고리 모델 및 UI o
 7.4 첨부 업로드 및 본문 삽입 o
 7.5 추천/신고, 조회수 카운트 o
-7.6 익명/비밀댓글/비댓 해시 처리
+7.6 익명/비밀댓글/비댓 해시 처리 o
 7.7 신고→알림→블라인드 자동화 훅
 7.8 일반 게시판 공용 폼/라우트 템플릿 생성
 7.9 일반 카테고리 설정 매핑(공지/가입인사/버그건의/이벤트/소통방/자유/무엇이든/마사지꿀팁/관리사찾아요/청와대/방문후기[승인])