diff --git a/src/main/java/swm_nm/morandi/config/configuration/CorsConfig.java b/src/main/java/swm_nm/morandi/config/configuration/CorsConfig.java
index f8df03a7..45f8c4aa 100644
--- a/src/main/java/swm_nm/morandi/config/configuration/CorsConfig.java
+++ b/src/main/java/swm_nm/morandi/config/configuration/CorsConfig.java
@@ -21,6 +21,7 @@ public CorsConfigurationSource corsConfigurationSource() {
                 "https://morandi.co.kr",
                 "http://api.morandi.co.kr",
                 "https://api.morandi.co.kr",
+                "chrome-extension://*",
                 "chrome-extension://cmblaiddbfchipealeopkbbnboifeedc",
                 "chrome-extension://ckepgfjakcdkjpabldbamcfcjhcdojih"));
         config.setAllowedMethods(List.of("GET", "POST", "PUT", "DELETE", "PATCH", "OPTIONS"));
diff --git a/src/main/java/swm_nm/morandi/domain/codeSubmit/controller/CodeSubmitController.java b/src/main/java/swm_nm/morandi/domain/codeSubmit/controller/CodeSubmitController.java
index 77565b45..964dd38d 100644
--- a/src/main/java/swm_nm/morandi/domain/codeSubmit/controller/CodeSubmitController.java
+++ b/src/main/java/swm_nm/morandi/domain/codeSubmit/controller/CodeSubmitController.java
@@ -5,7 +5,7 @@
 import lombok.RequiredArgsConstructor;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
-import swm_nm.morandi.domain.codeSubmit.dto.BaekjoonCookieDto;
+import swm_nm.morandi.domain.codeSubmit.dto.BaekjoonUserDto;
 import swm_nm.morandi.domain.codeSubmit.dto.SubmitCodeDto;
 import swm_nm.morandi.domain.codeSubmit.service.BaekjoonSubmitService;
 
@@ -24,7 +24,7 @@ public ResponseEntity<String> submit(@RequestBody SubmitCodeDto submitCodeDto) {
     }
 
     @PostMapping("/cookie")
-    public String loginForSubmit(@RequestBody BaekjoonCookieDto cookieDto) {
-        return submitService.saveBaekjoonCookie(cookieDto);
+    public String loginForSubmit(@RequestBody BaekjoonUserDto userDto) {
+        return submitService.saveBaekjoonInfo(userDto);
     }
 }
diff --git a/src/main/java/swm_nm/morandi/domain/codeSubmit/dto/BaekjoonCookieDto.java b/src/main/java/swm_nm/morandi/domain/codeSubmit/dto/BaekjoonUserDto.java
similarity index 70%
rename from src/main/java/swm_nm/morandi/domain/codeSubmit/dto/BaekjoonCookieDto.java
rename to src/main/java/swm_nm/morandi/domain/codeSubmit/dto/BaekjoonUserDto.java
index 8178ea23..c7fe73ed 100644
--- a/src/main/java/swm_nm/morandi/domain/codeSubmit/dto/BaekjoonCookieDto.java
+++ b/src/main/java/swm_nm/morandi/domain/codeSubmit/dto/BaekjoonUserDto.java
@@ -6,6 +6,7 @@
 
 @Getter
 @Setter
-public class BaekjoonCookieDto {
+public class BaekjoonUserDto {
+    public String bojId;
     public String cookie;
 }
diff --git a/src/main/java/swm_nm/morandi/domain/codeSubmit/service/BaekjoonSubmitService.java b/src/main/java/swm_nm/morandi/domain/codeSubmit/service/BaekjoonSubmitService.java
index ea3eb8ca..4fa7616b 100644
--- a/src/main/java/swm_nm/morandi/domain/codeSubmit/service/BaekjoonSubmitService.java
+++ b/src/main/java/swm_nm/morandi/domain/codeSubmit/service/BaekjoonSubmitService.java
@@ -6,13 +6,17 @@
 import org.springframework.data.redis.core.RedisTemplate;
 import org.springframework.http.*;
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
 import org.springframework.util.LinkedMultiValueMap;
 import org.springframework.util.MultiValueMap;
 import org.springframework.web.client.HttpClientErrorException;
 import org.springframework.web.client.RestTemplate;
 import swm_nm.morandi.domain.codeSubmit.constants.CodeVisuabilityConstants;
-import swm_nm.morandi.domain.codeSubmit.dto.BaekjoonCookieDto;
+import swm_nm.morandi.domain.codeSubmit.dto.BaekjoonUserDto;
+import swm_nm.morandi.domain.member.entity.Member;
+import swm_nm.morandi.domain.member.repository.MemberRepository;
 import swm_nm.morandi.global.exception.MorandiException;
+import swm_nm.morandi.global.exception.errorcode.MemberErrorCode;
 import swm_nm.morandi.global.exception.errorcode.SubmitErrorCode;
 import swm_nm.morandi.domain.codeSubmit.dto.SubmitCodeDto;
 import swm_nm.morandi.global.utils.SecurityUtils;
@@ -30,6 +34,7 @@ public class BaekjoonSubmitService {
 
     private final RedisTemplate<String, Object> redisTemplate;
 
+    private final MemberRepository memberRepository;
     //백준 로그인용 쿠키 저장
 
     private String generateKey(Long memberId) {
@@ -37,14 +42,22 @@ private String generateKey(Long memberId) {
     }
 
     //Redis에 현재 로그인한 사용자의 백준 제출용 쿠키를 저장
-    public String saveBaekjoonCookie(BaekjoonCookieDto baekjoonCookieDto) {
+    @Transactional
+    public String saveBaekjoonInfo(BaekjoonUserDto baekjoonUserDto) {
         Long memberId = SecurityUtils.getCurrentMemberId();
-        String key = generateKey(memberId);
+        Member member = memberRepository.findById(memberId)
+                .orElseThrow(() -> new MorandiException(MemberErrorCode.MEMBER_NOT_FOUND));
 
-        redisTemplate.opsForValue().set(key, baekjoonCookieDto.getCookie());
+        String key = generateKey(memberId);
+        //Redis에 쿠키 저장
+        redisTemplate.opsForValue().set(key, baekjoonUserDto.getCookie());
         redisTemplate.expire(key, 12, TimeUnit.HOURS);
 
-        return baekjoonCookieDto.getCookie();
+        //Member에 백준 아이디 초기화, 수정
+        member.setBojId(baekjoonUserDto.getBojId());
+        memberRepository.save(member);
+
+        return baekjoonUserDto.getCookie();
     }
 
 
diff --git a/src/main/java/swm_nm/morandi/domain/testDuring/service/SolvedCheckService.java b/src/main/java/swm_nm/morandi/domain/testDuring/service/SolvedCheckService.java
index d3480941..bd485b07 100644
--- a/src/main/java/swm_nm/morandi/domain/testDuring/service/SolvedCheckService.java
+++ b/src/main/java/swm_nm/morandi/domain/testDuring/service/SolvedCheckService.java
@@ -57,6 +57,9 @@ public List<AttemptProblemDto> isSolvedCheck(TestCheckDto testCheckDto) {
     public void checkAttemptedProblemResult(Tests test, String bojId) {
         List<AttemptProblem> attemptProblems = attemptProblemRepository.findAttemptProblemsByTest_TestId(test.getTestId());
 
+
+        //TODO
+        //정답 여부 체크를 한 번의 API호출로 할 수 있을 듯
         attemptProblems.stream()
                 .filter(attemptProblem -> !attemptProblem.getIsSolved())
                 .filter(attemptProblem -> isSolvedProblem(attemptProblem, bojId))