diff --git a/apps/fo/app/api/auth/logout/route.ts b/apps/fo/app/api/auth/logout/route.ts
index 8832d35a3..f96bb544d 100644
--- a/apps/fo/app/api/auth/logout/route.ts
+++ b/apps/fo/app/api/auth/logout/route.ts
@@ -9,9 +9,18 @@ import {
 
 export async function POST() {
   const cookieStore = await cookies();
-  cookieStore.delete(ACCESS_TOKEN);
-  cookieStore.delete(REFRESH_TOKEN);
-  cookieStore.delete(AUTH_USER_ID);
-  cookieStore.delete(CLAIM_NAME);
+  
+  const cookieOptions = {
+    httpOnly: true,
+    sameSite: "lax" as const,
+    path: "/",
+    maxAge: 0, // 즉시 만료
+  };
+
+  cookieStore.set(ACCESS_TOKEN, "", cookieOptions);
+  cookieStore.set(REFRESH_TOKEN, "", cookieOptions);
+  cookieStore.set(AUTH_USER_ID, "", cookieOptions);
+  cookieStore.set(CLAIM_NAME, "", cookieOptions);
+
   return NextResponse.json({ message: "Logged out" }, { status: 200 });
 }
diff --git a/apps/fo/app/auth/login/route.ts b/apps/fo/app/auth/login/route.ts
new file mode 100644
index 000000000..d954cbaa1
--- /dev/null
+++ b/apps/fo/app/auth/login/route.ts
@@ -0,0 +1,12 @@
+import { NextRequest, NextResponse } from "next/server";
+
+export async function GET(request: NextRequest) {
+  const hostname = request.nextUrl.hostname;
+  const redirectUrl = process.env.NEXT_PUBLIC_CM_LOGIN_PAGE_URL || "https://queen.hasuon.or.kr";
+
+  if (hostname === "localhost" || hostname === "127.0.0.1" || hostname === "con.mind-one.co.kr") {
+    return NextResponse.redirect(new URL("/", request.url));  // 로컬 및 개발 환경
+  } else {
+    return NextResponse.redirect(new URL(redirectUrl)); // 공단 환경
+  }
+}
\ No newline at end of file
diff --git a/apps/fo/app/page.tsx b/apps/fo/app/page.tsx
index e9e747a1b..143dfdc90 100644
--- a/apps/fo/app/page.tsx
+++ b/apps/fo/app/page.tsx
@@ -9,9 +9,10 @@ import { useRouter } from "next/navigation";
 export default function Home() {
   const router = useRouter();
   const checkToken = getCookie(AUTH_USER_ID);
-  const hostname = window.location.hostname;
 
   useEffect(() => {
+    const hostname = window.location.hostname;
+
     if (hostname === "localhost" || hostname === "127.0.0.1" || hostname === "con.mind-one.co.kr") {
       if (!checkToken) {
         async function doLogin() {
diff --git a/apps/sn/app/api/auth/logout/route.ts b/apps/sn/app/api/auth/logout/route.ts
index fdcc9df7c..37e758731 100644
--- a/apps/sn/app/api/auth/logout/route.ts
+++ b/apps/sn/app/api/auth/logout/route.ts
@@ -1,5 +1,5 @@
 import { cookies } from "next/headers";
-import { NextResponse } from "next/server";
+import { NextRequest, NextResponse } from "next/server";
 import {
   ACCESS_TOKEN,
   AUTH_USER_ID,
@@ -7,11 +7,29 @@ import {
   REFRESH_TOKEN,
 } from "@/shared/config";
 
-export async function POST() {
+export async function POST(request: NextRequest) {
   const cookieStore = await cookies();
-  cookieStore.delete(ACCESS_TOKEN);
-  cookieStore.delete(REFRESH_TOKEN);
-  cookieStore.delete(AUTH_USER_ID);
-  cookieStore.delete(CLAIM_NAME);
+
+  // 쿠버네티스 환경: x-forwarded-host 또는 host 헤더에서 실제 도메인 가져오기
+  const forwardedHost = request.headers.get("x-forwarded-host");
+  const host = request.headers.get("host");
+  const actualHost = forwardedHost || host || request.nextUrl.hostname;
+  
+  // 운영 환경에서 domain 설정
+  const domain = actualHost.includes("hasuon.or.kr") ? ".hasuon.or.kr" : undefined;
+
+  const cookieOptions = {
+    httpOnly: true,
+    sameSite: "lax" as const,
+    path: "/",
+    maxAge: 0, // 즉시 만료
+    ...(domain && { domain }),
+  };
+
+  cookieStore.set(ACCESS_TOKEN, "", cookieOptions);
+  cookieStore.set(REFRESH_TOKEN, "", cookieOptions);
+  cookieStore.set(AUTH_USER_ID, "", cookieOptions);
+  cookieStore.set(CLAIM_NAME, "", cookieOptions);
+
   return NextResponse.json({ message: "Logged out" }, { status: 200 });
 }
diff --git a/apps/sn/app/auth/login/route.ts b/apps/sn/app/auth/login/route.ts
new file mode 100644
index 000000000..d954cbaa1
--- /dev/null
+++ b/apps/sn/app/auth/login/route.ts
@@ -0,0 +1,12 @@
+import { NextRequest, NextResponse } from "next/server";
+
+export async function GET(request: NextRequest) {
+  const hostname = request.nextUrl.hostname;
+  const redirectUrl = process.env.NEXT_PUBLIC_CM_LOGIN_PAGE_URL || "https://queen.hasuon.or.kr";
+
+  if (hostname === "localhost" || hostname === "127.0.0.1" || hostname === "con.mind-one.co.kr") {
+    return NextResponse.redirect(new URL("/", request.url));  // 로컬 및 개발 환경
+  } else {
+    return NextResponse.redirect(new URL(redirectUrl)); // 공단 환경
+  }
+}
\ No newline at end of file
diff --git a/apps/sn/app/page.tsx b/apps/sn/app/page.tsx
index cc2691f35..1babfe451 100644
--- a/apps/sn/app/page.tsx
+++ b/apps/sn/app/page.tsx
@@ -24,9 +24,10 @@ import { useRouter } from "next/navigation";
 export default function Home() {
   const router = useRouter();
   const checkToken = getCookie(AUTH_USER_ID);
-  const hostname = window.location.hostname;
 
   useEffect(() => {
+    const hostname = window.location.hostname;
+    
     if (hostname === "localhost" || hostname === "127.0.0.1" || hostname === "con.mind-one.co.kr") {
       if (!checkToken) {
         async function doLogin() {
diff --git a/apps/wr/app/api/auth/logout/route.ts b/apps/wr/app/api/auth/logout/route.ts
index 8832d35a3..f96bb544d 100644
--- a/apps/wr/app/api/auth/logout/route.ts
+++ b/apps/wr/app/api/auth/logout/route.ts
@@ -9,9 +9,18 @@ import {
 
 export async function POST() {
   const cookieStore = await cookies();
-  cookieStore.delete(ACCESS_TOKEN);
-  cookieStore.delete(REFRESH_TOKEN);
-  cookieStore.delete(AUTH_USER_ID);
-  cookieStore.delete(CLAIM_NAME);
+  
+  const cookieOptions = {
+    httpOnly: true,
+    sameSite: "lax" as const,
+    path: "/",
+    maxAge: 0, // 즉시 만료
+  };
+
+  cookieStore.set(ACCESS_TOKEN, "", cookieOptions);
+  cookieStore.set(REFRESH_TOKEN, "", cookieOptions);
+  cookieStore.set(AUTH_USER_ID, "", cookieOptions);
+  cookieStore.set(CLAIM_NAME, "", cookieOptions);
+
   return NextResponse.json({ message: "Logged out" }, { status: 200 });
 }
diff --git a/apps/wr/app/auth/login/route.ts b/apps/wr/app/auth/login/route.ts
new file mode 100644
index 000000000..d954cbaa1
--- /dev/null
+++ b/apps/wr/app/auth/login/route.ts
@@ -0,0 +1,12 @@
+import { NextRequest, NextResponse } from "next/server";
+
+export async function GET(request: NextRequest) {
+  const hostname = request.nextUrl.hostname;
+  const redirectUrl = process.env.NEXT_PUBLIC_CM_LOGIN_PAGE_URL || "https://queen.hasuon.or.kr";
+
+  if (hostname === "localhost" || hostname === "127.0.0.1" || hostname === "con.mind-one.co.kr") {
+    return NextResponse.redirect(new URL("/", request.url));  // 로컬 및 개발 환경
+  } else {
+    return NextResponse.redirect(new URL(redirectUrl)); // 공단 환경
+  }
+}
\ No newline at end of file
diff --git a/apps/wr/app/page.tsx b/apps/wr/app/page.tsx
index feb794355..fb131e794 100644
--- a/apps/wr/app/page.tsx
+++ b/apps/wr/app/page.tsx
@@ -10,9 +10,10 @@ import { useRouter } from "next/navigation";
 export default function Home() {
   const router = useRouter();
   const checkToken = getCookie(AUTH_USER_ID);
-  const hostname = window.location.hostname;
 
   useEffect(() => {
+    const hostname = window.location.hostname;
+    
     if (hostname === "localhost" || hostname === "127.0.0.1" || hostname === "con.mind-one.co.kr") {
       if (!checkToken) {
         async function doLogin() {