diff --git a/apps/common/features/app/(with-base-layout)/pst/bbsnotice/[bbsId]/register/page.tsx b/apps/common/features/app/(with-base-layout)/pst/bbsnotice/[bbsId]/register/page.tsx
index e4c9b57b1..f4357d80d 100644
--- a/apps/common/features/app/(with-base-layout)/pst/bbsnotice/[bbsId]/register/page.tsx
+++ b/apps/common/features/app/(with-base-layout)/pst/bbsnotice/[bbsId]/register/page.tsx
@@ -1,2 +1,10 @@
 import { CreatePage } from "@/pages/notice";
-export default CreatePage;
+
+export default async function PstBbsNoticeRegisterPage({
+  params,
+}: {
+  params: Promise<{ bbsId: string }>;
+}) {
+  const { bbsId } = await params;
+  return <CreatePage bbsId={bbsId} />;
+}
diff --git a/apps/common/features/src/entities/menu-authority/ui/management-authority-dialog.tsx b/apps/common/features/src/entities/menu-authority/ui/management-authority-dialog.tsx
index a6d4d2128..d0b27b52c 100644
--- a/apps/common/features/src/entities/menu-authority/ui/management-authority-dialog.tsx
+++ b/apps/common/features/src/entities/menu-authority/ui/management-authority-dialog.tsx
@@ -15,7 +15,7 @@ import {
   DialogTrigger,
 } from "@common/components";
 import { ENDPOINT } from "@/shared/config";
-import { useAlertStore } from "@/shared/lib/use-alert-store";
+import { useAlertStore } from "@/shared/lib";
 import {
   menuAuthorityFormSchema,
   type MenuAuthorityFormData,
diff --git a/apps/common/features/src/entities/post/api/post-service.ts b/apps/common/features/src/entities/post/api/post-service.ts
index 0d0b442aa..dd145de23 100644
--- a/apps/common/features/src/entities/post/api/post-service.ts
+++ b/apps/common/features/src/entities/post/api/post-service.ts
@@ -1,13 +1,15 @@
 import { client } from "@/shared/api";
 import { ENDPOINT } from "@/shared/config";
-import type {
-  Post,
-  PostInfo,
-  PostList,
-  PostParams,
-  PostService,
-  PostFormData,
-  PostUpdateFormData,
+import {
+  postFormSchema,
+  postUpdateFormSchema,
+  type Post,
+  type PostInfo,
+  type PostList,
+  type PostParams,
+  type PostService,
+  type PostFormData,
+  type PostUpdateFormData,
 } from "../model/post-interface";
 
 export class PostApiService implements PostService {
@@ -30,9 +32,10 @@ export class PostApiService implements PostService {
   }
 
   public async createPost(data: PostFormData): Promise<Post> {
+    const validatedData = postFormSchema.parse(data);
     const response = await client.post<Post>(
       `${ENDPOINT.BOARD_SERVICE.POSTS_USER}`,
-      data,
+      validatedData,
     );
     return response.data;
   }
@@ -42,9 +45,10 @@ export class PostApiService implements PostService {
     pstNo: string,
     data: PostUpdateFormData,
   ): Promise<Post> {
+    const validatedData = postUpdateFormSchema.parse(data);
     const response = await client.put<Post>(
       `${ENDPOINT.BOARD_SERVICE.POSTS_USER}/${bbsId}/${pstNo}`,
-      data,
+      validatedData,
     );
     return response.data;
   }
diff --git a/apps/common/features/src/entities/post/model/post-interface.ts b/apps/common/features/src/entities/post/model/post-interface.ts
index 00b8cc403..338cb2b3f 100644
--- a/apps/common/features/src/entities/post/model/post-interface.ts
+++ b/apps/common/features/src/entities/post/model/post-interface.ts
@@ -41,7 +41,7 @@ export interface PostInfo extends Post {
 
 export const postFormSchema = z.object({
   bbsId: z.number(),
-  pstTtl: z.string(),
+  pstTtl: z.string().nonempty(),
   pstCn: z.string().nullish(),
   rfrncUrl: z.string().nullish(),
   popupYn: z.string().nullish(),
@@ -56,7 +56,6 @@ export const postFormSchema = z.object({
 
 export const postUpdateFormSchema = postFormSchema.omit({
   bbsId: true,
-  pstPswd: true,
   parentPstNo: true,
 });
 
diff --git a/apps/common/features/src/entities/posting/ui/posting-dialog.tsx b/apps/common/features/src/entities/posting/ui/posting-dialog.tsx
index b0e155c44..3cf0eaeeb 100644
--- a/apps/common/features/src/entities/posting/ui/posting-dialog.tsx
+++ b/apps/common/features/src/entities/posting/ui/posting-dialog.tsx
@@ -28,6 +28,7 @@ import {
 import { CodeSelect } from "@/entities/code/@x/posting";
 import { SiteApi, type Site } from "@/entities/site/@x/posting";
 import type { PageableList } from "@/shared/model";
+import { useAlertStore } from "@/shared/lib";
 import { ENDPOINT } from "@/shared/config";
 import { PostingApi } from "../api/posting-service";
 import {
@@ -36,7 +37,6 @@ import {
   type PostingType,
   type PostPayload,
 } from "../model/posting-interface";
-import { useAlertStore } from "@/shared/lib/use-alert-store";
 
 type DateRange = {
   from: string;
diff --git a/apps/common/features/src/pages/notice/ui/create-page.tsx b/apps/common/features/src/pages/notice/ui/create-page.tsx
index b79d5235f..91bf36301 100644
--- a/apps/common/features/src/pages/notice/ui/create-page.tsx
+++ b/apps/common/features/src/pages/notice/ui/create-page.tsx
@@ -9,7 +9,7 @@ import { PostApi, postFormSchema, type PostFormData } from "@/entities/post";
 import { useAlertStore, useUserStore } from "@/shared/lib";
 import { NoticeLayout } from "./notice-layout";
 
-function CreatePage() {
+function CreatePage({ bbsId }: { bbsId: string }) {
   const router = useRouter();
   const { userInfo } = useUserStore((state) => state);
   const { setMessage: alert } = useAlertStore((state) => state);
@@ -24,7 +24,7 @@ function CreatePage() {
   const form = useForm<PostFormData>({
     resolver: zodResolver(postFormSchema),
     values: {
-      bbsId: 0,
+      bbsId: parseInt(bbsId),
       pstTtl: "",
       wrtrNm: userInfo?.userName ?? "",
       pstPswd: userInfo?.userUnqId ?? "",
diff --git a/apps/common/features/src/pages/notice/ui/modify-page.tsx b/apps/common/features/src/pages/notice/ui/modify-page.tsx
index 10f3c19ed..7049de20f 100644
--- a/apps/common/features/src/pages/notice/ui/modify-page.tsx
+++ b/apps/common/features/src/pages/notice/ui/modify-page.tsx
@@ -10,11 +10,12 @@ import {
   type PostUpdateFormData,
 } from "@/entities/post";
 import { ENDPOINT } from "@/shared/config";
-import { useAlertStore } from "@/shared/lib/use-alert-store";
+import { useAlertStore, useUserStore } from "@/shared/lib";
 import { NoticeLayout } from "./notice-layout";
 
 function ModifyPage({ bbsId, pstNo }: { bbsId: string; pstNo: string }) {
   const { setMessage: alert } = useAlertStore((state) => state);
+  const { userInfo } = useUserStore((state) => state);
 
   const { data: postInfo } = useQuery({
     queryKey: [ENDPOINT.BOARD_SERVICE.POSTS_USER, bbsId, pstNo],
@@ -31,7 +32,11 @@ function ModifyPage({ bbsId, pstNo }: { bbsId: string; pstNo: string }) {
 
   const form = useForm<PostUpdateFormData>({
     resolver: zodResolver(postUpdateFormSchema),
-    values: postInfo,
+    values: {
+      ...postInfo,
+      pstTtl: postInfo?.pstTtl ?? "",
+      pstPswd: userInfo?.userUnqId ?? "",
+    },
   });
 
   return (