diff --git a/.github/workflows/ci-workflow.yml b/.github/workflows/ci-workflow.yml
index 802efd4..b051b46 100644
--- a/.github/workflows/ci-workflow.yml
+++ b/.github/workflows/ci-workflow.yml
@@ -1,9 +1,6 @@
 name: CI Workflow
 
 on:
-  push:
-    branches:
-      - '**'
   pull_request:
     branches:
       - '**'
diff --git a/src/main/java/com/linku/backend/domain/user/service/UserService.java b/src/main/java/com/linku/backend/domain/user/service/UserService.java
index 6d56947..9d93353 100644
--- a/src/main/java/com/linku/backend/domain/user/service/UserService.java
+++ b/src/main/java/com/linku/backend/domain/user/service/UserService.java
@@ -3,6 +3,8 @@
 import com.linku.backend.domain.oauth.dto.GoogleUserInfo;
 import com.linku.backend.domain.user.User;
 import com.linku.backend.domain.user.repository.UserRepository;
+import com.linku.backend.global.auth.dto.AuthTokenResponse;
+import com.linku.backend.global.auth.dto.UserInfoResponse;
 import com.linku.backend.global.exception.LinkuException;
 import com.linku.backend.global.jwt.JwtTokenService;
 import lombok.RequiredArgsConstructor;
@@ -12,7 +14,6 @@
 
 import java.util.Optional;
 
-import static com.linku.backend.global.response.ResponseCode.KUMAIL_ALREADY;
 import static com.linku.backend.global.response.ResponseCode.USER_NOT_FOUND;
 
 @Slf4j
@@ -34,18 +35,12 @@ public User getUserById(Long UserId) {
                 .orElseThrow(() -> LinkuException.of(USER_NOT_FOUND));
     }
 
-    public void findByKuMail(String kuMail) {
-        log.debug("[findByKuMail] 건국대학교 메일 = {}", kuMail);
-        userRepository.findByKuMail(kuMail)
-                .ifPresent(user -> {
-                    throw LinkuException.of(KUMAIL_ALREADY);
-                });
-    }
-
     @Transactional
-    public void updateInfo(String kuMail, String guestToken) {
+    public UserInfoResponse updateInfo(String kuMail, String guestToken) {
         Long userId = jwtTokenService.extractUserIdByGuestToken(guestToken);
         User user = getUserById(userId);
         user.updateInfo(kuMail);
+        AuthTokenResponse response = jwtTokenService.generateAuthToken(user);
+        return UserInfoResponse.from(user, response);
     }
 }
diff --git a/src/main/java/com/linku/backend/global/auth/controller/AuthController.java b/src/main/java/com/linku/backend/global/auth/controller/AuthController.java
index ed2af35..0dc1e97 100644
--- a/src/main/java/com/linku/backend/global/auth/controller/AuthController.java
+++ b/src/main/java/com/linku/backend/global/auth/controller/AuthController.java
@@ -4,6 +4,7 @@
 import com.linku.backend.domain.user.service.UserService;
 import com.linku.backend.global.auth.dto.KUMailRequest;
 import com.linku.backend.global.auth.dto.KUMailVerifyRequest;
+import com.linku.backend.global.auth.dto.UserInfoResponse;
 import com.linku.backend.global.auth.service.MailService;
 import com.linku.backend.global.jwt.JwtTokenService;
 import com.linku.backend.global.response.BaseResponse;
@@ -25,18 +26,17 @@ public class AuthController {
     @PostMapping("/send-code")
     public BaseResponse<Void> sendAuthCode(@Validated @RequestBody KUMailRequest request) {
         log.debug("[sendMail] 사용자 메일 = {}", request.kuMail());
-        userService.findByKuMail(request.kuMail());
         mailService.sendAuthMail(request.kuMail());
 
         return BaseResponse.of(ResponseCode.SUCCESS, null);
     }
 
     @PostMapping("/verify-code")
-    public BaseResponse<Void> verifyAuthCode(@Validated @RequestBody KUMailVerifyRequest request,
+    public BaseResponse<UserInfoResponse> verifyAuthCode(@Validated @RequestBody KUMailVerifyRequest request,
                                              @RequestHeader("Authorization") String guestToken) {
         log.debug("[verify] 사용자 메일 = {}, 인증코드 = {}", request.kuMail(), request.authCode());
         mailService.verifyAuthCode(request.kuMail(), request.authCode());
-        userService.updateInfo(request.kuMail(), guestToken);
-        return BaseResponse.of(ResponseCode.SUCCESS, null);
+        UserInfoResponse response = userService.updateInfo(request.kuMail(), guestToken);
+        return BaseResponse.of(ResponseCode.SUCCESS, response);
     }
 }
diff --git a/src/main/java/com/linku/backend/global/auth/dto/UserInfoResponse.java b/src/main/java/com/linku/backend/global/auth/dto/UserInfoResponse.java
new file mode 100644
index 0000000..cac4f92
--- /dev/null
+++ b/src/main/java/com/linku/backend/global/auth/dto/UserInfoResponse.java
@@ -0,0 +1,21 @@
+package com.linku.backend.global.auth.dto;
+
+import com.linku.backend.domain.user.User;
+
+public record UserInfoResponse(
+        String accessToken,
+        String refreshToken,
+        Long userId,
+        String name,
+        String kuMail
+) {
+    public static UserInfoResponse from(User user, AuthTokenResponse authTokenResponse) {
+        return new UserInfoResponse(
+                authTokenResponse.accessToken(),
+                authTokenResponse.refreshToken(),
+                user.getUserId(),
+                user.getName(),
+                user.getKuMail()
+        );
+    }
+}
diff --git a/src/main/java/com/linku/backend/global/config/SecurityConfig.java b/src/main/java/com/linku/backend/global/config/SecurityConfig.java
index 7479813..587c9ad 100644
--- a/src/main/java/com/linku/backend/global/config/SecurityConfig.java
+++ b/src/main/java/com/linku/backend/global/config/SecurityConfig.java
@@ -52,10 +52,8 @@ public SecurityFilterChain filterChain(HttpSecurity httpSecurity) throws Excepti
                 .authorizeHttpRequests(auth -> auth
                         .requestMatchers(CorsUtils::isPreFlightRequest).permitAll()        //preflight 요청은 Auth token 없으므로 항상 permit
                         .requestMatchers(
-                                "/auth/send-code",
-                                "/auth/verify-code"
-                        ).hasAuthority("ROLE_GUEST")
-                        .requestMatchers(
+                                "/api/auth/send-code",
+                                "/api/auth/verify-code",
                                 "/api/example/to-be-authenticated",
                                 "/api/login/oauth2/code/google",
                                 "/api/oauth2/google/login"
diff --git a/src/main/java/com/linku/backend/global/jwt/JwtAuthenticationFilter.java b/src/main/java/com/linku/backend/global/jwt/JwtAuthenticationFilter.java
index 19ee8b6..fb409b0 100644
--- a/src/main/java/com/linku/backend/global/jwt/JwtAuthenticationFilter.java
+++ b/src/main/java/com/linku/backend/global/jwt/JwtAuthenticationFilter.java
@@ -59,11 +59,7 @@ private String resolveToken(HttpServletRequest request) {
     private String resolveTokenType(HttpServletRequest request) {
         String uri = request.getRequestURI();
 
-        // 게스트 토큰으로 접근해야 하는 엔드포인트들
-        // TODO: 실제 게스트 전용 엔드포인트 패턴에 맞게 수정하세요.
-        if (uri.startsWith("/api/auth/guest")
-                || uri.startsWith("/api/auth/send-code")
-                || uri.startsWith("/api/auth/verify-code")) {
+        if (uri.contains("/api/auth/send-code") || uri.contains("/api/auth/verify-code")) {
             return JwtTokenService.GUEST;
         }