diff --git a/Dockerfile b/Dockerfile
index 9e2b5dd..51e51db 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,11 @@
+<<<<<<< HEAD
+ARG JAR_FILE=build/libs/*.jar
+COPY ${JAR_FILE} sopo-2.0.0.jar
+ENV TZ=Asia/Seoul
+ENTRYPOINT ["java","-jar","/sopo-2.0.0.jar","-Duser.timezone=Asia/Seoul"]
+=======
 FROM openjdk:17
 ARG JAR_FILE=build/libs/SOPO_server_v2-0.0.2-SNAPSHOT.jar
 COPY ${JAR_FILE} sopo.jar
-ENTRYPOINT ["java","-jar","/sopo.jar"]
\ No newline at end of file
+ENTRYPOINT ["java","-jar","/sopo.jar"]
+>>>>>>> 12f73049a4d31fff0df65fbbc7b5fa5b6e7dd993
diff --git a/src/main/java/kr/hs/dgsw/SOPO_server_v2/SopoServerV2Application.java b/src/main/java/kr/hs/dgsw/SOPO_server_v2/SopoServerV2Application.java
index 50bc048..494099a 100644
--- a/src/main/java/kr/hs/dgsw/SOPO_server_v2/SopoServerV2Application.java
+++ b/src/main/java/kr/hs/dgsw/SOPO_server_v2/SopoServerV2Application.java
@@ -2,8 +2,10 @@
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.data.jpa.repository.config.EnableJpaAuditing;
 
 @SpringBootApplication
+@EnableJpaAuditing
 public class SopoServerV2Application {
 
 	public static void main(String[] args) {
diff --git a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/board/controller/BoardController.java b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/board/controller/BoardController.java
index 373cc77..01c05fa 100644
--- a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/board/controller/BoardController.java
+++ b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/board/controller/BoardController.java
@@ -3,14 +3,19 @@
 import kr.hs.dgsw.SOPO_server_v2.domain.board.dto.BoardLoadRes;
 import kr.hs.dgsw.SOPO_server_v2.domain.board.dto.BoardUpdateReq;
 import kr.hs.dgsw.SOPO_server_v2.domain.board.service.BoardService;
+import kr.hs.dgsw.SOPO_server_v2.global.page.PageRequest;
 import kr.hs.dgsw.SOPO_server_v2.global.response.Response;
 import kr.hs.dgsw.SOPO_server_v2.global.response.ResponseData;
+
 import lombok.RequiredArgsConstructor;
 import org.springframework.web.bind.annotation.DeleteMapping;
 import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PatchMapping;
 import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 
 import java.util.List;
@@ -22,8 +27,8 @@ public class BoardController {
     private final BoardService boardService;
 
     @GetMapping("/all")
-    public ResponseData<List<BoardLoadRes>> getBoards() {
-        return boardService.getBoards();
+    public ResponseData<List<BoardLoadRes>> getBoards(@ModelAttribute PageRequest pageRequest) {
+        return boardService.getBoards(pageRequest);
     }
 
     @PostMapping
@@ -32,18 +37,21 @@ public ResponseData<Long> createBoard() {
     }
 
     @GetMapping
-    public ResponseData<BoardLoadRes> getBoard(Long boardId) {
+    public ResponseData<BoardLoadRes> getBoard(@RequestParam Long boardId) {
         return boardService.findOneBoard(boardId);
     }
 
     @PatchMapping
-    public Response loadBoard(Long boardId, BoardUpdateReq updateReq) {
-        return boardService.loadBoard(boardId, updateReq);
+    public Response updateBoard(
+            @RequestParam Long boardId,
+            @RequestBody BoardUpdateReq updateReq
+    ) {
+        return boardService.updateBoard(boardId, updateReq);
     }
 
     @DeleteMapping
-    public Response deleteBoard(Long boardId) {
+    public Response deleteBoard(@RequestParam Long boardId) {
         return boardService.deleteBoard(boardId);
     }
 
-}
+}
\ No newline at end of file
diff --git a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/board/dto/BoardLoadRes.java b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/board/dto/BoardLoadRes.java
index aa34495..2e7dc03 100644
--- a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/board/dto/BoardLoadRes.java
+++ b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/board/dto/BoardLoadRes.java
@@ -2,21 +2,21 @@
 
 import kr.hs.dgsw.SOPO_server_v2.domain.board.entity.BoardEntity;
 
+
 public record BoardLoadRes (
         Long boardId,
         String boardTitle,
         String boardContent,
-        Integer boardLikeCount
-        // List<String> fileUrls,
-        // Long memberId
+        Integer boardLikeCount,
+        String memberName
 ){
     public static BoardLoadRes of(BoardEntity board) {
         return new BoardLoadRes(
                 board.getBoardId(),
                 board.getBoardTitle(),
                 board.getBoardTitle(),
-                board.getBoardLikeCount()
-                //board.getFile() Url을 String 으로 묶어서 받아야 함.
+                board.getBoardLikeCount(),
+                board.getMember().getMemberName()
         );
     }
-}
+}
\ No newline at end of file
diff --git a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/board/dto/BoardUpdateReq.java b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/board/dto/BoardUpdateReq.java
index 4af3686..53c42e0 100644
--- a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/board/dto/BoardUpdateReq.java
+++ b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/board/dto/BoardUpdateReq.java
@@ -4,4 +4,4 @@ public record BoardUpdateReq(
         String boardTitle,
         String boardContent
 ) {
-}
+}
\ No newline at end of file
diff --git a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/board/entity/BoardEntity.java b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/board/entity/BoardEntity.java
index b413047..89847c8 100644
--- a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/board/entity/BoardEntity.java
+++ b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/board/entity/BoardEntity.java
@@ -16,6 +16,7 @@
 import kr.hs.dgsw.SOPO_server_v2.global.common.entity.BaseTimeEntity;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
+import lombok.Setter;
 import lombok.experimental.SuperBuilder;
 
 import java.util.List;
@@ -24,6 +25,7 @@
 @Entity
 @Table(name = "tbl_board")
 @NoArgsConstructor
+@Setter
 @SuperBuilder
 public class BoardEntity extends BaseTimeEntity {
 
@@ -62,4 +64,4 @@ public void update(BoardUpdateReq updateReq) {
     public void likeUpdate(int boardLikeCount) {
         this.boardLikeCount += boardLikeCount;
     }
-}
+}
\ No newline at end of file
diff --git a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/board/service/BoardService.java b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/board/service/BoardService.java
index af45ad0..00da9bf 100644
--- a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/board/service/BoardService.java
+++ b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/board/service/BoardService.java
@@ -10,6 +10,7 @@
 import kr.hs.dgsw.SOPO_server_v2.global.error.custom.board.BoardNotFound;
 import kr.hs.dgsw.SOPO_server_v2.global.error.custom.member.MemberNotCoincideException;
 import kr.hs.dgsw.SOPO_server_v2.global.infra.security.GetCurrentMember;
+import kr.hs.dgsw.SOPO_server_v2.global.page.PageRequest;
 import kr.hs.dgsw.SOPO_server_v2.global.response.ResponseData;
 import kr.hs.dgsw.SOPO_server_v2.global.response.Response;
 import lombok.RequiredArgsConstructor;
@@ -17,6 +18,7 @@
 import org.springframework.stereotype.Service;
 
 import java.util.List;
+import java.util.stream.Collectors;
 
 @Service
 @Transactional
@@ -27,11 +29,14 @@ public class BoardService {
     private final GetCurrentMember getCurrentMember;
 
     // 게시글 전체 조회
-    public ResponseData<List<BoardLoadRes>> getBoards() {
+    public ResponseData<List<BoardLoadRes>> getBoards(PageRequest pageRequest) {
         List<BoardEntity> boardList = boardRepository.findAll();
-        List<BoardLoadRes> boardLoadResList = boardList.stream().map(
-                BoardLoadRes::of
-        ).toList();
+
+        List<BoardLoadRes> boardLoadResList = boardList.stream()
+                .map(BoardLoadRes::of)
+                .skip((pageRequest.page() -1) * pageRequest.size())
+                .limit(pageRequest.size())
+                .collect(Collectors.toList());
 
         return ResponseData.of(HttpStatus.OK, "게시물 전체 조회 완료", boardLoadResList);
     }
@@ -43,15 +48,18 @@ public ResponseData<Long> createBoard() {
         BoardEntity board = BoardEntity.builder()
                 .boardTitle(null)
                 .boardContent(null)
+                .boardLikeCount(0)
                 .file(null)
                 .member(curMember)
                 .build();
 
+        boardRepository.save(board);
+
         return ResponseData.of(HttpStatus.OK, "빈 게시물 생성 완료", board.getBoardId());
     }
 
     // 게시글 업데이트
-    public Response loadBoard(Long boardId, BoardUpdateReq updateReq) {
+    public Response updateBoard(Long boardId, BoardUpdateReq updateReq) {
         MemberEntity curMember = getCurrentMember.current();
 
         BoardEntity board = boardRepository.findById(boardId)
@@ -63,6 +71,7 @@ public Response loadBoard(Long boardId, BoardUpdateReq updateReq) {
         }
 
         board.update(updateReq);
+
         return Response.of(HttpStatus.OK, "게시물 업데이트 완료");
     }
 
diff --git a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/contest/controller/ContestController.java b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/contest/controller/ContestController.java
index d44b80c..eb4109f 100644
--- a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/contest/controller/ContestController.java
+++ b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/contest/controller/ContestController.java
@@ -3,6 +3,7 @@
 import kr.hs.dgsw.SOPO_server_v2.domain.contest.dto.ContestLoadRes;
 import kr.hs.dgsw.SOPO_server_v2.domain.contest.dto.ContestUpdateReq;
 import kr.hs.dgsw.SOPO_server_v2.domain.contest.service.ContestService;
+import kr.hs.dgsw.SOPO_server_v2.global.page.PageRequest;
 import kr.hs.dgsw.SOPO_server_v2.global.response.Response;
 import kr.hs.dgsw.SOPO_server_v2.global.response.ResponseData;
 import lombok.RequiredArgsConstructor;
@@ -10,7 +11,9 @@
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PatchMapping;
 import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 
 import java.util.List;
@@ -22,8 +25,8 @@ public class ContestController {
     private final ContestService contestService;
 
     @GetMapping("/all")
-    public ResponseData<List<ContestLoadRes>> getContests() {
-        return contestService.getContests();
+    public ResponseData<List<ContestLoadRes>> getContests(PageRequest pageRequest) {
+        return contestService.getContests(pageRequest);
     }
 
     @PostMapping
@@ -32,22 +35,22 @@ public ResponseData<Long> createContest() {
     }
 
     @GetMapping
-    public ResponseData<ContestLoadRes> getContest(Long contestId) {
+    public ResponseData<ContestLoadRes> getContest(@RequestParam Long contestId) {
         return contestService.findOneContest(contestId);
     }
 
     @PatchMapping
-    public Response loadContest(Long contestId, ContestUpdateReq updateReq) {
-        return contestService.loadContest(contestId, updateReq);
+    public Response updateContest(@RequestParam Long contestId, @RequestBody ContestUpdateReq updateReq) {
+        return contestService.updateContest(contestId, updateReq);
     }
 
     @DeleteMapping
-    public Response deleteContest(Long contestId) {
+    public Response deleteContest(@RequestParam Long contestId) {
         return contestService.deleteContest(contestId);
     }
 
     @PatchMapping("/state")
-    public Response changeContestState(Long contestId) {
+    public Response changeContestState(@RequestParam Long contestId) {
         return contestService.changeContestState(contestId);
     }
-}
+}
\ No newline at end of file
diff --git a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/contest/dto/ContestLoadRes.java b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/contest/dto/ContestLoadRes.java
index d02e589..88050b4 100644
--- a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/contest/dto/ContestLoadRes.java
+++ b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/contest/dto/ContestLoadRes.java
@@ -1,8 +1,11 @@
 package kr.hs.dgsw.SOPO_server_v2.domain.contest.dto;
 
 import kr.hs.dgsw.SOPO_server_v2.domain.contest.entity.ContestEntity;
+import kr.hs.dgsw.SOPO_server_v2.domain.member.entity.MemberEntity;
 
 import java.time.LocalDateTime;
+import java.util.List;
+import java.util.stream.Collectors;
 
 public record ContestLoadRes (
         Long contestId,
@@ -10,19 +13,27 @@ public record ContestLoadRes (
         String contestContent,
         Integer contestMax,
         Integer contestPerson,
-        LocalDateTime contestDateTime
-        // List<String> fileUrls,
-        // Long memberId
+        LocalDateTime contestDateTime,
+        String memberName,
+        List<String> memberIdList
 ) {
     public static ContestLoadRes of(ContestEntity contest) {
+        List<String> memberIdList = contest.getMemberIdList().stream()
+                .map(MemberEntity::getMemberId)
+                .collect(Collectors.toList());
+
+        // 대회 생성자의 이름 가져오기
+        String memberName = contest.getMember().getMemberName();
+
         return new ContestLoadRes (
                 contest.getContestId(),
                 contest.getContestTitle(),
                 contest.getContestContent(),
                 contest.getContestMax(),
                 contest.getContestPerson(),
-                contest.getContestDateTime()
-                //contest.getFile() Url을 String 으로 묶어서 받아야 함.
+                contest.getContestDateTime(),
+                memberName,
+                memberIdList
         );
     }
 }
diff --git a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/contest/dto/ContestUpdateReq.java b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/contest/dto/ContestUpdateReq.java
index d4dc108..0361784 100644
--- a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/contest/dto/ContestUpdateReq.java
+++ b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/contest/dto/ContestUpdateReq.java
@@ -1,7 +1,5 @@
 package kr.hs.dgsw.SOPO_server_v2.domain.contest.dto;
 
-import kr.hs.dgsw.SOPO_server_v2.domain.contest.enums.ContestState;
-
 import java.time.LocalDateTime;
 
 public record ContestUpdateReq (
diff --git a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/contest/entity/ContestEntity.java b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/contest/entity/ContestEntity.java
index 6aee5b3..c340200 100644
--- a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/contest/entity/ContestEntity.java
+++ b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/contest/entity/ContestEntity.java
@@ -5,8 +5,11 @@
 import jakarta.persistence.Entity;
 import jakarta.persistence.EnumType;
 import jakarta.persistence.Enumerated;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
 import jakarta.persistence.Id;
 import jakarta.persistence.JoinColumn;
+import jakarta.persistence.ManyToMany;
 import jakarta.persistence.ManyToOne;
 import jakarta.persistence.OneToMany;
 import jakarta.persistence.Table;
@@ -17,23 +20,24 @@
 import kr.hs.dgsw.SOPO_server_v2.global.common.entity.BaseTimeEntity;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
+import lombok.Setter;
 import lombok.experimental.SuperBuilder;
 
-import java.time.LocalDate;
 import java.time.LocalDateTime;
-import java.util.Date;
 import java.util.List;
 
 @Getter
+@Setter
 @Entity
 @Table(name = "tbl_contest")
 @NoArgsConstructor
 @SuperBuilder
-public class ContestEntity extends BaseTimeEntity {
+public class ContestEntity extends BaseTimeEntity { // board, contest 에 유저 이름이랑 아이디 같이 보내주기
 
     // 대회 아이디
     @Id
     @Column(name = "contest_id")
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
     private Long contestId;
 
     // 대회 제목
@@ -74,6 +78,12 @@ public class ContestEntity extends BaseTimeEntity {
     @OneToMany(mappedBy = "contest", cascade = CascadeType.ALL, orphanRemoval = true) // 읽기만, 게시물 삭제될 때 함께 삭제
     private List<FileEntity> file;
 
+    // 대회 유저 이름
+    @ManyToMany
+    @JoinColumn(name = "member_id_list")
+    private List<MemberEntity> memberIdList;
+
+
     public void update(ContestUpdateReq updateReq) {
         this.contestTitle = updateReq.contestTitle();
         this.contestContent = updateReq.contestContent();
@@ -86,6 +96,14 @@ public void likeUpdate(int contestLikeCount) {
         this.contestLikeCount += contestLikeCount;
     }
 
+    public void addContestPerson(int contestPerson) {
+        this.contestPerson += contestPerson;
+    }
+
+    public void addAllowMember(MemberEntity member) {
+        this.memberIdList.add(member);
+    }
+
     public void stateUpdateActive() {
         this.contestState = ContestState.ACTIVE;
     }
@@ -93,4 +111,4 @@ public void stateUpdateActive() {
     public void stateUpdateDisabled() {
         this.contestState = ContestState.DISABLED;
     }
-}
+}
\ No newline at end of file
diff --git a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/contest/service/ContestService.java b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/contest/service/ContestService.java
index 152d46f..5036c72 100644
--- a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/contest/service/ContestService.java
+++ b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/contest/service/ContestService.java
@@ -11,6 +11,7 @@
 import kr.hs.dgsw.SOPO_server_v2.global.error.custom.contest.ContestNotFound;
 import kr.hs.dgsw.SOPO_server_v2.global.error.custom.member.MemberNotCoincideException;
 import kr.hs.dgsw.SOPO_server_v2.global.infra.security.GetCurrentMember;
+import kr.hs.dgsw.SOPO_server_v2.global.page.PageRequest;
 import kr.hs.dgsw.SOPO_server_v2.global.response.Response;
 import kr.hs.dgsw.SOPO_server_v2.global.response.ResponseData;
 import lombok.RequiredArgsConstructor;
@@ -18,35 +19,52 @@
 import org.springframework.stereotype.Service;
 
 import java.util.List;
+import java.util.stream.Collectors;
 
 @Service
 @Transactional
 @RequiredArgsConstructor
-public class ContestService { // 대회 전환 필요 -> ACTIVE
+public class ContestService {
+
     private final ContestRepository contestRepository;
     private final GetCurrentMember getCurrentMember;
+
     // 대회 전체 조회
-    public ResponseData<List<ContestLoadRes>> getContests() {
+    public ResponseData<List<ContestLoadRes>> getContests(PageRequest pageRequest) {
         List<ContestEntity> contestList = contestRepository.findAll();
-        List<ContestLoadRes> contestLoadRes = contestList.stream().map(
-                ContestLoadRes :: of
-        ).toList();
+
+        List<ContestLoadRes> contestLoadRes = contestList.stream()
+                .map(ContestLoadRes::of)
+                .skip((pageRequest.page() -1) * pageRequest.size())
+                .limit(pageRequest.size())
+                .collect(Collectors.toList());
 
         return ResponseData.of(HttpStatus.OK, "대회 전체 조회 완료", contestLoadRes);
     }
 
     // 빈 대회 생성
     public ResponseData<Long> createContest() {
-
         MemberEntity curMember = getCurrentMember.current();
+
         ContestEntity contest = ContestEntity.builder()
+                .contestMax(0)
+                .contestContent(null)
+                .contestPerson(0)
+                .contestState(ContestState.ACTIVE)
+                .contestLikeCount(0)
+                .contestDateTime(null)
+                .memberIdList(null)
+                .file(null)
                 .member(curMember)
                 .build();
+
+        contestRepository.save(contest);
+
         return ResponseData.of(HttpStatus.OK, "대회 생성 완료", contest.getContestId());
     }
 
     // 대회 업데이트
-    public Response loadContest(Long contestId, ContestUpdateReq updateReq) {
+    public Response updateContest(Long contestId, ContestUpdateReq updateReq) {
 
         MemberEntity curMember = getCurrentMember.current();
 
@@ -111,4 +129,4 @@ public Response changeContestState(Long contestId) {
         return Response.of(HttpStatus.OK, "대회 상태 변경 성공!");
     }
 
-}
+}
\ No newline at end of file
diff --git a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/enroll/controller/EnrollController.java b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/enroll/controller/EnrollController.java
new file mode 100644
index 0000000..a7d6800
--- /dev/null
+++ b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/enroll/controller/EnrollController.java
@@ -0,0 +1,41 @@
+package kr.hs.dgsw.SOPO_server_v2.domain.enroll.controller;
+
+import kr.hs.dgsw.SOPO_server_v2.domain.enroll.service.EnrollService;
+import kr.hs.dgsw.SOPO_server_v2.global.response.Response;
+import kr.hs.dgsw.SOPO_server_v2.global.response.ResponseData;
+import lombok.RequiredArgsConstructor;
+import org.springframework.web.bind.annotation.DeleteMapping;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PatchMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+
+@RestController
+@RequestMapping("/enroll")
+@RequiredArgsConstructor
+public class EnrollController {
+    private final EnrollService enrollService;
+
+    @PatchMapping
+    public Response patch(@RequestParam Long contestId){
+        return enrollService.toggle(contestId);
+    }
+
+    @GetMapping
+    public ResponseData<List<String>> showEnrollPeople(@RequestParam Long contestId) {
+       return enrollService.showEnrollPeople(contestId);
+    }
+
+    @DeleteMapping("/allow")
+    public Response allowContest(@RequestParam Long contestId, @RequestParam String memberId) {
+        return enrollService.allowContest(contestId, memberId);
+    }
+
+    @DeleteMapping("/refuse")
+    public Response refuseContest(@RequestParam Long contestId, @RequestParam String memberId) {
+        return enrollService.refuseContest(contestId, memberId);
+    }
+}
diff --git a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/enroll/entity/EnrollEntity.java b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/enroll/entity/EnrollEntity.java
new file mode 100644
index 0000000..4630259
--- /dev/null
+++ b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/enroll/entity/EnrollEntity.java
@@ -0,0 +1,37 @@
+package kr.hs.dgsw.SOPO_server_v2.domain.enroll.entity;
+
+import jakarta.persistence.Entity;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.JoinColumn;
+import jakarta.persistence.ManyToOne;
+import jakarta.persistence.Table;
+import kr.hs.dgsw.SOPO_server_v2.domain.contest.entity.ContestEntity;
+import kr.hs.dgsw.SOPO_server_v2.domain.member.entity.MemberEntity;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+import lombok.experimental.SuperBuilder;
+
+@Entity
+@SuperBuilder
+@Getter
+@Setter
+@NoArgsConstructor
+@Table(name = "tbl_enroll")
+public class EnrollEntity {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long EnrollIdx;
+
+    @ManyToOne()
+    @JoinColumn(name = "fk_member_id")
+    private MemberEntity member;
+
+    @ManyToOne()
+    @JoinColumn(name = "fk_contest_id")
+    private ContestEntity contest;
+
+}
diff --git a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/enroll/repository/EnrollRepository.java b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/enroll/repository/EnrollRepository.java
new file mode 100644
index 0000000..7ffc4ca
--- /dev/null
+++ b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/enroll/repository/EnrollRepository.java
@@ -0,0 +1,14 @@
+package kr.hs.dgsw.SOPO_server_v2.domain.enroll.repository;
+
+import kr.hs.dgsw.SOPO_server_v2.domain.contest.entity.ContestEntity;
+import kr.hs.dgsw.SOPO_server_v2.domain.enroll.entity.EnrollEntity;
+import kr.hs.dgsw.SOPO_server_v2.domain.member.entity.MemberEntity;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import java.util.List;
+import java.util.Optional;
+
+public interface EnrollRepository extends JpaRepository<EnrollEntity, Long> {
+    Optional<EnrollEntity> findByMemberAndContest(MemberEntity member, ContestEntity contest);
+    List<EnrollEntity> findByContest(ContestEntity contest);
+}
\ No newline at end of file
diff --git a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/enroll/service/EnrollService.java b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/enroll/service/EnrollService.java
new file mode 100644
index 0000000..fe14dd2
--- /dev/null
+++ b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/enroll/service/EnrollService.java
@@ -0,0 +1,167 @@
+package kr.hs.dgsw.SOPO_server_v2.domain.enroll.service;
+
+import jakarta.transaction.Transactional;
+import kr.hs.dgsw.SOPO_server_v2.domain.contest.entity.ContestEntity;
+import kr.hs.dgsw.SOPO_server_v2.domain.contest.enums.ContestState;
+import kr.hs.dgsw.SOPO_server_v2.domain.contest.repository.ContestRepository;
+import kr.hs.dgsw.SOPO_server_v2.domain.enroll.entity.EnrollEntity;
+import kr.hs.dgsw.SOPO_server_v2.domain.enroll.repository.EnrollRepository;
+import kr.hs.dgsw.SOPO_server_v2.domain.member.entity.MemberEntity;
+import kr.hs.dgsw.SOPO_server_v2.domain.member.enums.MemberCategory;
+import kr.hs.dgsw.SOPO_server_v2.domain.member.repository.MemberRepository;
+import kr.hs.dgsw.SOPO_server_v2.global.error.custom.contest.ContestNotFound;
+import kr.hs.dgsw.SOPO_server_v2.global.error.custom.enroll.ENROLL_NOT_FOUND;
+import kr.hs.dgsw.SOPO_server_v2.global.error.custom.member.MemberNotCoincideException;
+import kr.hs.dgsw.SOPO_server_v2.global.infra.security.GetCurrentMember;
+import kr.hs.dgsw.SOPO_server_v2.global.response.Response;
+import kr.hs.dgsw.SOPO_server_v2.global.response.ResponseData;
+import lombok.RequiredArgsConstructor;
+import org.springframework.http.HttpStatus;
+import org.springframework.stereotype.Service;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Optional;
+
+@Service
+@Transactional
+@RequiredArgsConstructor
+public class EnrollService {
+
+    private final ContestRepository contestRepository;
+    private final GetCurrentMember getCurrentMember;
+    private final EnrollRepository enrollRepository;
+    private final MemberRepository memberRepository;
+
+    // 신청 기능
+    public Response toggle(Long contestId) {
+
+        MemberEntity curMember = getCurrentMember.current();
+
+        ContestEntity contest = contestRepository.findById(contestId)
+                .orElseThrow(() -> ContestNotFound.EXCEPTION);
+
+        Optional<EnrollEntity> enroll = enrollRepository.findByMemberAndContest(curMember, contest);
+
+        if (enroll.isEmpty()) {
+            enrollContest(curMember, contest);
+
+            if (contest.getContestState() == ContestState.DISABLED) {
+                return Response.of(HttpStatus.OK, "신청이 마감되었습니다.");
+            }
+            else {
+                // enroll 찾기
+                return Response.of(HttpStatus.OK, "신청 성공");
+            }
+        }
+        else {
+            enrollRepository.delete(enroll.get());
+
+            return Response.of(HttpStatus.OK, "신청 취소 성공");
+        }
+
+    }
+
+    public void enrollContest(MemberEntity member, ContestEntity contest) {
+        enrollRepository.save(
+                EnrollEntity.builder()
+                        .contest(contest)
+                        .member(member)
+                        .build()
+        );
+    }
+
+    // 허락 기능
+    public Response allowContest(Long contestId, String memberId) { // 대회, 허락받은 사람
+
+        MemberEntity curMember = getCurrentMember.current();
+
+
+        ContestEntity contest = contestRepository.findById(contestId)
+                .orElseThrow(() -> ContestNotFound.EXCEPTION);
+
+        MemberEntity member = memberRepository.findByMemberId(memberId);
+
+        // 대회가 이미 닫혀있다면?
+        if (contest.getContestState() == ContestState.DISABLED) {
+            return Response.of(HttpStatus.OK, "허락할 수 없습니다.");
+        }
+
+        if (!contest.getMember().getMemberId().equals(curMember.getMemberId()) && curMember.getMemberCategory() == MemberCategory.USER) {
+            throw MemberNotCoincideException.EXCEPTION;
+        }
+
+
+        // enroll 찾기
+        Optional<EnrollEntity> enroll = enrollRepository.findByMemberAndContest(member, contest);
+
+        System.out.println(enroll);
+
+        // enroll 삭제
+        enroll.ifPresent(enrollRepository::delete);
+
+        if (enroll.isEmpty()) {
+            throw ENROLL_NOT_FOUND.EXCEPTION;
+        }
+
+        contest.addContestPerson(1);
+
+        if (contest.getContestMax().equals(contest.getContestPerson())) {
+            contest.stateUpdateDisabled();
+        }
+
+        // member 정보 넣기
+        contest.addAllowMember(member);
+
+        return Response.of(HttpStatus.OK, "대회 신청 허락 완료");
+    }
+
+    // 거절 기능
+    public Response refuseContest(Long contestId, String memberId) {
+
+        MemberEntity curMember = getCurrentMember.current();
+
+        ContestEntity contest = contestRepository.findById(contestId)
+                .orElseThrow(() -> ContestNotFound.EXCEPTION);
+
+        MemberEntity member = memberRepository.findByMemberId(memberId);
+
+        if (!contest.getMember().getMemberId().equals(curMember.getMemberId()) && curMember.getMemberCategory() == MemberCategory.USER) {
+            throw MemberNotCoincideException.EXCEPTION;
+        }
+
+        // enroll 찾기
+        Optional<EnrollEntity> enroll = enrollRepository.findByMemberAndContest(member, contest);
+
+        if (contest.getContestMax().equals(contest.getContestPerson())) {
+            contest.stateUpdateDisabled();
+        }
+
+        // enroll 삭제
+        enroll.ifPresent(enrollRepository::delete);
+
+        return Response.of(HttpStatus.OK, "대회 신청 거절 완료");
+    }
+
+    // 신청한 사람 보여주는 기능
+    public ResponseData<List<String>> showEnrollPeople(Long contestId) {
+        MemberEntity curMember = getCurrentMember.current();
+
+        ContestEntity contest = contestRepository.findById(contestId)
+                .orElseThrow(() -> ContestNotFound.EXCEPTION);
+
+        List<EnrollEntity> enrollList = enrollRepository.findByContest(contest);
+
+        List<String> memberNameList = new ArrayList<>();
+        for (EnrollEntity enroll : enrollList) {
+            memberNameList.add(enroll.getMember().getMemberName());
+        }
+
+        if (!contest.getMember().getMemberId().equals(curMember.getMemberId()) && curMember.getMemberCategory() == MemberCategory.USER) {
+            throw MemberNotCoincideException.EXCEPTION;
+        }
+
+        return ResponseData.of(HttpStatus.OK, "신청한 사람 조회 성공", memberNameList);
+    }
+
+}
diff --git a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/file/controller/FileController.java b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/file/controller/FileController.java
index 68a07ea..70b7e8d 100644
--- a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/file/controller/FileController.java
+++ b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/file/controller/FileController.java
@@ -5,6 +5,7 @@
 import kr.hs.dgsw.SOPO_server_v2.domain.file.service.FileService;
 import kr.hs.dgsw.SOPO_server_v2.global.response.ResponseData;
 import lombok.RequiredArgsConstructor;
+import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestParam;
@@ -21,7 +22,12 @@ public class FileController {
     private final FileService fileService;
 
     @PostMapping
-    public ResponseData<List<FileRes>> fileUpload(@RequestParam FileCategory fileCategory, @RequestPart List<MultipartFile> fileList) {
-        return fileService.fileUpload(fileCategory, fileList);
+    public ResponseData<List<FileRes>> fileUpload(@RequestParam Long id, @RequestParam FileCategory fileCategory,  @RequestPart List<MultipartFile> fileList) {
+        return fileService.fileUpload(id, fileCategory, fileList);
+    }
+
+    @GetMapping
+    public ResponseData<List<FileRes>> getFiles(@RequestParam Long id, @RequestParam FileCategory fileCategory) {
+        return fileService.getFiles(id, fileCategory);
     }
 }
diff --git a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/file/entity/FileEntity.java b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/file/entity/FileEntity.java
index eea3614..8e4f7b2 100644
--- a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/file/entity/FileEntity.java
+++ b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/file/entity/FileEntity.java
@@ -4,6 +4,8 @@
 import jakarta.persistence.Entity;
 import jakarta.persistence.EnumType;
 import jakarta.persistence.Enumerated;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
 import jakarta.persistence.Id;
 import jakarta.persistence.JoinColumn;
 import jakarta.persistence.ManyToOne;
@@ -26,6 +28,7 @@ public class FileEntity extends BaseTimeEntity {
 
     // 파일 아이디
     @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
     @Column(name = "file_id")
     private Long fileId;
 
@@ -56,4 +59,4 @@ public class FileEntity extends BaseTimeEntity {
     @JoinColumn(name = "member_id")
     private MemberEntity member;
 
-}
+}
\ No newline at end of file
diff --git a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/file/enums/FileCategory.java b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/file/enums/FileCategory.java
index 674f253..95db14b 100644
--- a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/file/enums/FileCategory.java
+++ b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/file/enums/FileCategory.java
@@ -3,5 +3,6 @@
 public enum FileCategory {
     BOARD,
     CONTEST,
-    PROFILE
+    PROFILE,
+    PORTFOLIO
 }
diff --git a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/file/repository/FileRepository.java b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/file/repository/FileRepository.java
index 60fd7fd..12e6ba9 100644
--- a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/file/repository/FileRepository.java
+++ b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/file/repository/FileRepository.java
@@ -3,5 +3,9 @@
 import kr.hs.dgsw.SOPO_server_v2.domain.file.entity.FileEntity;
 import org.springframework.data.jpa.repository.JpaRepository;
 
+import java.util.List;
+
 public interface FileRepository extends JpaRepository<FileEntity, Long> {
+    List<FileEntity> findByBoard_BoardId(Long boardId);
+    List<FileEntity> findByContest_ContestId(Long contestId);
 }
diff --git a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/file/service/FileService.java b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/file/service/FileService.java
index 4a45c8f..f2dca8a 100644
--- a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/file/service/FileService.java
+++ b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/file/service/FileService.java
@@ -3,10 +3,16 @@
 import com.amazonaws.services.s3.AmazonS3;
 import com.amazonaws.services.s3.model.ObjectMetadata;
 import com.amazonaws.services.s3.model.PutObjectRequest;
+import kr.hs.dgsw.SOPO_server_v2.domain.board.entity.BoardEntity;
+import kr.hs.dgsw.SOPO_server_v2.domain.board.repository.BoardRepository;
+import kr.hs.dgsw.SOPO_server_v2.domain.contest.entity.ContestEntity;
+import kr.hs.dgsw.SOPO_server_v2.domain.contest.repository.ContestRepository;
 import kr.hs.dgsw.SOPO_server_v2.domain.file.dto.FileRes;
 import kr.hs.dgsw.SOPO_server_v2.domain.file.entity.FileEntity;
 import kr.hs.dgsw.SOPO_server_v2.domain.file.enums.FileCategory;
 import kr.hs.dgsw.SOPO_server_v2.domain.file.repository.FileRepository;
+import kr.hs.dgsw.SOPO_server_v2.global.error.custom.board.BoardNotFound;
+import kr.hs.dgsw.SOPO_server_v2.global.error.custom.contest.ContestNotFound;
 import kr.hs.dgsw.SOPO_server_v2.global.response.ResponseData;
 import lombok.RequiredArgsConstructor;
 import org.springframework.beans.factory.annotation.Value;
@@ -18,6 +24,7 @@
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.stream.Collectors;
 
 @Service
 @RequiredArgsConstructor
@@ -30,10 +37,17 @@ public class FileService {
 
     private final FileRepository fileRepository;
 
+    private final BoardRepository boardRepository;
+
+    private final ContestRepository contestRepository;
+
     @Transactional
-    public ResponseData<List<FileRes>> fileUpload(FileCategory fileCategory, List<MultipartFile> fileList) {
+    public ResponseData<List<FileRes>> fileUpload(Long id, FileCategory fileCategory, List<MultipartFile> fileList) {
+
         List<FileRes> fileLists = new ArrayList<>();
+
         try {
+
             for (MultipartFile file : fileList) {
                 String fileName = file.getOriginalFilename();
 
@@ -52,20 +66,90 @@ public ResponseData<List<FileRes>> fileUpload(FileCategory fileCategory, List<Mu
                         .fileUrl(amazonS3.getUrl(bucket, fileName).toString())
                         .build();
 
-
                 fileLists.add(oneFile);
 
-                // DB에 저장하는 코드
-                FileEntity fileEntity = FileEntity.builder()
-                        .fileName(fileName)
-                        .fileCategory(fileCategory)
-                        .fileUrl(amazonS3.getUrl(bucket, fileName).toString())
-                        .build();
-                fileRepository.save(fileEntity);
+                // 파일 업데이트 하는 코드
+                if (fileCategory == FileCategory.BOARD) {
+
+                    BoardEntity board = boardRepository.findById(id)
+                            .orElseThrow(() -> BoardNotFound.EXCEPTION);
+
+                    // DB에 저장하는 코드
+                    FileEntity fileEntity = FileEntity.builder()
+                            .fileName(fileName)
+                            .fileCategory(fileCategory)
+                            .fileUrl(amazonS3.getUrl(bucket, fileName).toString())
+                            .board(board)
+                            .build();
+                    fileRepository.save(fileEntity);
+
+                    // 현재 게시물의 파일 목록에 새로 업로드된 파일 추가
+                    List<FileEntity> files = board.getFile();
+                    if (files == null) {
+                        files = new ArrayList<>();
+                    }
+                    files.add(fileEntity);
+                    board.setFile(files); // BoardEntity의 파일 목록 직접 수정
+
+                    // 게시물 엔티티를 DB에 저장하여 파일 목록 반영
+                    boardRepository.save(board);
+
+                } else if (fileCategory == FileCategory.CONTEST) {
+                    ContestEntity contest = contestRepository.findById(id)
+                            .orElseThrow(() -> ContestNotFound.EXCEPTION);
+
+                    // DB에 저장하는 코드
+                    FileEntity fileEntity = FileEntity.builder()
+                            .fileName(fileName)
+                            .fileCategory(fileCategory)
+                            .fileUrl(amazonS3.getUrl(bucket, fileName).toString())
+                            .contest(contest)
+                            .build();
+
+                    fileRepository.save(fileEntity);
+
+                    // 현재 게시물의 파일 목록에 새로 업로드된 파일 추가
+                    List<FileEntity> files = contest.getFile();
+                    if (files == null) {
+                        files = new ArrayList<>();
+                    }
+                    files.add(fileEntity);
+                    contest.setFile(files); // BoardEntity의 파일 목록 직접 수정
+
+                    // 게시물 엔티티를 DB에 저장하여 파일 목록 반영
+                    contestRepository.save(contest);
+                }
             }
         } catch (IOException e) {
             throw new RuntimeException("Error uploading file to S3", e);
         }
         return ResponseData.of(HttpStatus.OK, "파일 업로드 완료", fileLists);
     }
+
+    public ResponseData<List<FileRes>> getFiles(Long id, FileCategory fileCategory) {
+
+        List<FileRes> fileList = new ArrayList<>();
+
+        if (fileCategory == FileCategory.BOARD) {
+
+            fileList = fileRepository.findByBoard_BoardId(id).stream()
+                    .map(file -> FileRes.builder()
+                            .fileName(file.getFileName())
+                            .fileUrl(file.getFileUrl())
+                            .build())
+                    .collect(Collectors.toList());
+
+        } else if (fileCategory == FileCategory.CONTEST) {
+            fileList = fileRepository.findByContest_ContestId(id).stream()
+                    .map(file -> FileRes.builder()
+                            .fileName(file.getFileName())
+                            .fileUrl(file.getFileUrl())
+                            .build())
+                    .collect(Collectors.toList());
+        }
+
+        return ResponseData.of(HttpStatus.OK, "파일 조회 완료", fileList);
+    }
+
+
 }
diff --git a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/like/service/LikeService.java b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/like/service/LikeService.java
index 236d0bb..f9dbdb8 100644
--- a/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/like/service/LikeService.java
+++ b/src/main/java/kr/hs/dgsw/SOPO_server_v2/domain/like/service/LikeService.java
@@ -31,8 +31,7 @@ public class LikeService {
 
     public Response toggle(Long id, LikeCategory category) {
         MemberEntity curMember = getCurrentMember.current();
-        // 토큰 가져오기
-        // 게시물 좋아요일 때
+
         if (category == LikeCategory.BOARD) {
             BoardEntity board = boardRepository.findById(id)
                     .orElseThrow(() -> BoardNotFound.EXCEPTION);
@@ -42,9 +41,11 @@ public Response toggle(Long id, LikeCategory category) {
             if (like.isEmpty()) {
                 addBoardLike(curMember, board);
                 board.likeUpdate(1);
+                return Response.of(HttpStatus.OK, "좋아요 생성 완료");
             } else {
                 boardRepository.delete(like.get().getBoard());
                 board.likeUpdate(-1);
+                return Response.of(HttpStatus.OK, "좋아요 취소 완료");
             }
         }
 
@@ -59,17 +60,17 @@ else if (category == LikeCategory.CONTEST) {
             if (like.isEmpty()) {
                 addContestLike(curMember, contest);
                 contest.likeUpdate(1);
+                return Response.of(HttpStatus.OK, "좋아요 생성 완료");
             } else {
                 contestRepository.delete(like.get().getContest());
                 contest.likeUpdate(1);
+                return Response.of(HttpStatus.OK, "좋아요 취소 완료");
             }
         }
 
-        // else if (프로필) {}
-
-        return Response.of(HttpStatus.OK, "좋아요 생성/취소 완료");
-
-
+        else { // 여기다가 프로필 만드셈
+            return Response.of(HttpStatus.OK, "???");
+        }
 
     }
 
@@ -94,4 +95,4 @@ public void addContestLike(MemberEntity member, ContestEntity contest) {
     }
 
     // 프로필
-}
+}
\ No newline at end of file
diff --git a/src/main/java/kr/hs/dgsw/SOPO_server_v2/global/config/S3Config.java b/src/main/java/kr/hs/dgsw/SOPO_server_v2/global/config/S3Config.java
index 93ab5ea..dd45fde 100644
--- a/src/main/java/kr/hs/dgsw/SOPO_server_v2/global/config/S3Config.java
+++ b/src/main/java/kr/hs/dgsw/SOPO_server_v2/global/config/S3Config.java
@@ -25,7 +25,6 @@ public AmazonS3 amazonS3Client() {
         BasicAWSCredentials awsCredentials = new BasicAWSCredentials(accessKey, secretKey);
         return AmazonS3ClientBuilder.standard()
                 .withRegion(region)
-                .enablePathStyleAccess()
                 .withCredentials(new AWSStaticCredentialsProvider(awsCredentials))
                 .build();
     }
diff --git a/src/main/java/kr/hs/dgsw/SOPO_server_v2/global/error/custom/enroll/ENROLL_NOT_FOUND.java b/src/main/java/kr/hs/dgsw/SOPO_server_v2/global/error/custom/enroll/ENROLL_NOT_FOUND.java
new file mode 100644
index 0000000..93afc89
--- /dev/null
+++ b/src/main/java/kr/hs/dgsw/SOPO_server_v2/global/error/custom/enroll/ENROLL_NOT_FOUND.java
@@ -0,0 +1,12 @@
+package kr.hs.dgsw.SOPO_server_v2.global.error.custom.enroll;
+
+import kr.hs.dgsw.SOPO_server_v2.global.error.exception.BusinessException;
+import kr.hs.dgsw.SOPO_server_v2.global.error.exception.StatusEnum;
+
+public class ENROLL_NOT_FOUND extends BusinessException {
+    public static final BusinessException EXCEPTION = new ENROLL_NOT_FOUND();
+
+    public ENROLL_NOT_FOUND() {
+        super(StatusEnum.ENROLL_NOT_FOUND);}
+
+}
diff --git a/src/main/java/kr/hs/dgsw/SOPO_server_v2/global/error/exception/StatusEnum.java b/src/main/java/kr/hs/dgsw/SOPO_server_v2/global/error/exception/StatusEnum.java
index f6c5246..74f1d2e 100644
--- a/src/main/java/kr/hs/dgsw/SOPO_server_v2/global/error/exception/StatusEnum.java
+++ b/src/main/java/kr/hs/dgsw/SOPO_server_v2/global/error/exception/StatusEnum.java
@@ -57,7 +57,10 @@ public enum StatusEnum {
     BOARD_NOT_FOUND(404, "게시물을 찾을 수 없습니다."),
 
     // contest
-    CONTEST_NOT_FOUND(404, "대회를 찾을 수 없습니다");
+    CONTEST_NOT_FOUND(404, "대회를 찾을 수 없습니다"),
+
+    // enroll
+    ENROLL_NOT_FOUND(404, "신청을 찾을 수 없습니다");
 
     private final int statusCode;
     private final String message;