diff --git a/.github/workflows/frontend-prod-cd.yml b/.github/workflows/frontend-prod-cd.yml
index 855bd6b..be5a97c 100644
--- a/.github/workflows/frontend-prod-cd.yml
+++ b/.github/workflows/frontend-prod-cd.yml
@@ -1,4 +1,4 @@
-name: Siso - 밸런스 게임 배포 자동화 워크 플로우(prod)
+name: Siso - 밸런스 게임 프론트엔드 배포 자동화 워크 플로우(frontend-prod)
 
 on:
   push:
diff --git a/backend/.yarn/install-state.gz b/backend/.yarn/install-state.gz
index b700d9d..92936cb 100644
Binary files a/backend/.yarn/install-state.gz and b/backend/.yarn/install-state.gz differ
diff --git a/backend/package.json b/backend/package.json
index 072ee82..28b58df 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -28,6 +28,7 @@
     "@nestjs/platform-express": "^10.0.0",
     "cross-env": "^7.0.3",
     "passport": "^0.7.0",
+    "passport-jwt": "^4.0.1",
     "passport-kakao": "^1.0.1",
     "reflect-metadata": "^0.1.13",
     "rxjs": "^7.8.1"
@@ -43,6 +44,7 @@
     "@types/jest": "^29.5.2",
     "@types/node": "^20.3.1",
     "@types/passport": "^0",
+    "@types/passport-jwt": "^4",
     "@types/passport-kakao": "^1",
     "@types/supertest": "^2.0.12",
     "@typescript-eslint/eslint-plugin": "^6.0.0",
diff --git a/backend/src/auth/auth.module.ts b/backend/src/auth/auth.module.ts
index af95569..dcb0c16 100644
--- a/backend/src/auth/auth.module.ts
+++ b/backend/src/auth/auth.module.ts
@@ -5,10 +5,15 @@ import { TypeOrmModule } from '@nestjs/typeorm';
 import { User } from 'src/user/user.entity';
 import { PassportModule } from '@nestjs/passport';
 import { JwtModule } from '@nestjs/jwt';
+import { KakaoStrategy } from 'src/auth/strategies/kakao.strategy';
 
 @Module({
-  imports: [TypeOrmModule.forFeature([User]), PassportModule, JwtModule],
+  imports: [
+    TypeOrmModule.forFeature([User]),
+    PassportModule.register({ defaultStrategy: 'kakao' }),
+    JwtModule,
+  ],
   controllers: [AuthController],
-  providers: [AuthService],
+  providers: [AuthService, KakaoStrategy],
 })
 export class AuthModule {}
diff --git a/backend/src/auth/strategies/jwt.strategy.ts b/backend/src/auth/strategies/jwt.strategy.ts
new file mode 100644
index 0000000..aff06b7
--- /dev/null
+++ b/backend/src/auth/strategies/jwt.strategy.ts
@@ -0,0 +1,21 @@
+import { Injectable } from '@nestjs/common';
+import { PassportStrategy } from '@nestjs/passport';
+import { Strategy } from 'passport-jwt';
+
+@Injectable()
+export class JwtStrategy extends PassportStrategy(Strategy) {
+  constructor() {
+    super({
+      jwtFromRequest: (req) => {
+        console.log(req.cookies.accessToken);
+        return req.cookies.accessToken;
+      },
+      ignoreExpiration: false,
+      secretOrKey: process.env.JWT_SECRET,
+    });
+  }
+
+  async validate(payload) {
+    return { userId: payload.userId };
+  }
+}
diff --git a/backend/src/game/game.controller.ts b/backend/src/game/game.controller.ts
index 6d9b5ef..8879cb7 100644
--- a/backend/src/game/game.controller.ts
+++ b/backend/src/game/game.controller.ts
@@ -1,7 +1,8 @@
-import { Body, Controller, Get, Logger, Post } from '@nestjs/common';
+import { Body, Controller, Get, Logger, Post, UseGuards } from '@nestjs/common';
 import { GameService } from './game.service';
 import { Game } from 'src/game/game.entity';
 import { CreateGameDto } from 'src/game/dto/create-game.dto';
+import { AuthGuard } from '@nestjs/passport';
 
 @Controller('game')
 export class GameController {
@@ -14,6 +15,7 @@ export class GameController {
     return this.gameService.findAll();
   }
 
+  @UseGuards(AuthGuard('jwt'))
   @Post()
   async createGame(@Body() createGameDto: CreateGameDto): Promise<Game> {
     this.logger.log('Handling create game');
diff --git a/backend/src/game/game.module.ts b/backend/src/game/game.module.ts
index 40bb94e..061214f 100644
--- a/backend/src/game/game.module.ts
+++ b/backend/src/game/game.module.ts
@@ -5,10 +5,11 @@ import { TypeOrmModule } from '@nestjs/typeorm';
 import { Game } from 'src/game/game.entity';
 import { Item } from 'src/item/item.entity';
 import { User } from 'src/user/user.entity';
+import { JwtStrategy } from 'src/auth/strategies/jwt.strategy';
 
 @Module({
   imports: [TypeOrmModule.forFeature([Game, User, Item])],
   controllers: [GameController],
-  providers: [GameService],
+  providers: [GameService, JwtStrategy],
 })
 export class GameModule {}
diff --git a/backend/src/main.ts b/backend/src/main.ts
index 2b1c105..4ce11fc 100644
--- a/backend/src/main.ts
+++ b/backend/src/main.ts
@@ -1,11 +1,18 @@
 import { NestFactory } from '@nestjs/core';
 import { AppModule } from './app.module';
 import { Logger } from '@nestjs/common';
+import * as cookieParser from 'cookie-parser';
 
 async function bootstrap() {
   const logger = new Logger();
-  const port = 80;
+  const port = process.env.PORT || 80;
   const app = await NestFactory.create(AppModule);
+  app.enableCors({
+    origin: true,
+    methods: 'GET,HEAD,PUT,PATCH,POST,DELETE,OPTIONS',
+    credentials: true,
+  });
+  app.use(cookieParser());
   await app.listen(port);
   logger.log(`Application is running on: ${port}`);
 }
diff --git a/backend/yarn.lock b/backend/yarn.lock
index d959625..b5666da 100644
--- a/backend/yarn.lock
+++ b/backend/yarn.lock
@@ -1384,6 +1384,15 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@types/jsonwebtoken@npm:*":
+  version: 9.0.6
+  resolution: "@types/jsonwebtoken@npm:9.0.6"
+  dependencies:
+    "@types/node": "npm:*"
+  checksum: 10c0/9c29e3896e5fb6056e54d87514643e59e0cfb966ae25171a107776270195bba955f0373e98c8ed6450c145b18984f5df9cf0fcac360f382cec3c7c4d3510b202
+  languageName: node
+  linkType: hard
+
 "@types/jsonwebtoken@npm:9.0.5":
   version: 9.0.5
   resolution: "@types/jsonwebtoken@npm:9.0.5"
@@ -1425,6 +1434,16 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@types/passport-jwt@npm:^4":
+  version: 4.0.1
+  resolution: "@types/passport-jwt@npm:4.0.1"
+  dependencies:
+    "@types/jsonwebtoken": "npm:*"
+    "@types/passport-strategy": "npm:*"
+  checksum: 10c0/0ced0eaa7bb379d674821108d9bc6758223f1a5f2b9790ec78d3eaaccce6a58a424cf8ed22b53d813740ec53d929e21d92cf794ef0fb30c732866750763c0d7a
+  languageName: node
+  linkType: hard
+
 "@types/passport-kakao@npm:^1":
   version: 1.0.3
   resolution: "@types/passport-kakao@npm:1.0.3"
@@ -1435,6 +1454,16 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@types/passport-strategy@npm:*":
+  version: 0.2.38
+  resolution: "@types/passport-strategy@npm:0.2.38"
+  dependencies:
+    "@types/express": "npm:*"
+    "@types/passport": "npm:*"
+  checksum: 10c0/d7d2b1782a0845bd8914250aa9213a23c8d9c2225db46d854b77f2bf0129a789f46d4a5e9ad336eca277fc7e0a051c0a2942da5c864e7c6710763f102d9d4295
+  languageName: node
+  linkType: hard
+
 "@types/passport@npm:*":
   version: 1.0.16
   resolution: "@types/passport@npm:1.0.16"
@@ -2236,6 +2265,7 @@ __metadata:
     "@types/jest": "npm:^29.5.2"
     "@types/node": "npm:^20.3.1"
     "@types/passport": "npm:^0"
+    "@types/passport-jwt": "npm:^4"
     "@types/passport-kakao": "npm:^1"
     "@types/supertest": "npm:^2.0.12"
     "@typescript-eslint/eslint-plugin": "npm:^6.0.0"
@@ -2249,6 +2279,7 @@ __metadata:
     jest: "npm:^29.5.0"
     mysql2: "npm:^3.11.0"
     passport: "npm:^0.7.0"
+    passport-jwt: "npm:^4.0.1"
     passport-kakao: "npm:^1.0.1"
     prettier: "npm:^3.0.0"
     reflect-metadata: "npm:^0.1.13"
@@ -5072,7 +5103,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"jsonwebtoken@npm:9.0.2":
+"jsonwebtoken@npm:9.0.2, jsonwebtoken@npm:^9.0.0":
   version: 9.0.2
   resolution: "jsonwebtoken@npm:9.0.2"
   dependencies:
@@ -5993,6 +6024,16 @@ __metadata:
   languageName: node
   linkType: hard
 
+"passport-jwt@npm:^4.0.1":
+  version: 4.0.1
+  resolution: "passport-jwt@npm:4.0.1"
+  dependencies:
+    jsonwebtoken: "npm:^9.0.0"
+    passport-strategy: "npm:^1.0.0"
+  checksum: 10c0/d7e2b472d399f596a1db31310f8e63d10777ab7468b9a378c964156e5f0a772598b007417356ead578cfdaf60dc2bba39a55f0033ca865186fdb2a2b198e2e7e
+  languageName: node
+  linkType: hard
+
 "passport-kakao@npm:^1.0.1":
   version: 1.0.1
   resolution: "passport-kakao@npm:1.0.1"
@@ -6014,7 +6055,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"passport-strategy@npm:1.x.x":
+"passport-strategy@npm:1.x.x, passport-strategy@npm:^1.0.0":
   version: 1.0.0
   resolution: "passport-strategy@npm:1.0.0"
   checksum: 10c0/cf4cd32e1bf2538a239651581292fbb91ccc83973cde47089f00d2014c24bed63d3e65af21da8ddef649a8896e089eb9c3ac9ca639f36c797654ae9ee4ed65e1