diff --git a/src/main/java/com/example/daemawiki/domain/mail/api/MailController.java b/src/main/java/com/example/daemawiki/domain/mail/api/MailController.java
index da25d69f..d560deb6 100644
--- a/src/main/java/com/example/daemawiki/domain/mail/api/MailController.java
+++ b/src/main/java/com/example/daemawiki/domain/mail/api/MailController.java
@@ -2,6 +2,7 @@
 
 import com.example.daemawiki.domain.mail.dto.AuthCodeRequest;
 import com.example.daemawiki.domain.mail.dto.AuthCodeVerifyRequest;
+import com.example.daemawiki.domain.mail.dto.AuthCodeVerifyResponse;
 import com.example.daemawiki.domain.mail.service.MailSend;
 import com.example.daemawiki.domain.mail.service.MailVerify;
 import org.springframework.web.bind.annotation.PostMapping;
@@ -27,7 +28,7 @@ public Mono<Void> send(@RequestBody AuthCodeRequest request) {
     }
 
     @PostMapping("/verify")
-    public Mono<Boolean> verify(@RequestBody AuthCodeVerifyRequest request) {
+    public Mono<AuthCodeVerifyResponse> verify(@RequestBody AuthCodeVerifyRequest request) {
         return mailVerify.execute(request);
     }
 
diff --git a/src/main/java/com/example/daemawiki/domain/mail/service/MailVerify.java b/src/main/java/com/example/daemawiki/domain/mail/service/MailVerify.java
index 074a7ea5..34e882af 100644
--- a/src/main/java/com/example/daemawiki/domain/mail/service/MailVerify.java
+++ b/src/main/java/com/example/daemawiki/domain/mail/service/MailVerify.java
@@ -1,6 +1,7 @@
 package com.example.daemawiki.domain.mail.service;
 
 import com.example.daemawiki.domain.mail.dto.AuthCodeVerifyRequest;
+import com.example.daemawiki.domain.mail.dto.AuthCodeVerifyResponse;
 import com.example.daemawiki.domain.mail.model.AuthCode;
 import com.example.daemawiki.domain.mail.model.AuthMail;
 import com.example.daemawiki.domain.mail.repository.AuthCodeRepository;
@@ -18,14 +19,26 @@ public MailVerify(AuthMailRepository authMailRepository, AuthCodeRepository auth
         this.codeRepository = authCodeRepository;
     }
 
-    public Mono<Boolean> execute(AuthCodeVerifyRequest request) {
+    public Mono<AuthCodeVerifyResponse> execute(AuthCodeVerifyRequest request) {
         String mail = request.mail();
 
         return getAuthCode(mail, request.authCode())
                 .flatMap(authCode -> save(mail)
                         .then(codeRepository.delete(authCode))
-                        .thenReturn(true))
-                .switchIfEmpty(Mono.defer(() -> Mono.just(false)));
+                        .thenReturn(getResponse(true)))
+                .switchIfEmpty(Mono.defer(() -> Mono.just(getResponse(false))));
+    }
+
+    private static final String SUCCESS = "인증에 성공했습니다.";
+    private static final String FAIL = "인증에 실패했습니다.";
+
+    private AuthCodeVerifyResponse getResponse(Boolean bool) {
+        String message = bool ? SUCCESS : FAIL;
+
+        return AuthCodeVerifyResponse.builder()
+                .isSuccess(bool)
+                .message(message)
+                .build();
     }
 
     private Mono<AuthMail> save(String mail) {