diff --git a/src/main/java/com/petlog/docs/S3ControllerDocs.java b/src/main/java/com/petlog/docs/S3ControllerDocs.java
index bfc880b..0d157fb 100644
--- a/src/main/java/com/petlog/docs/S3ControllerDocs.java
+++ b/src/main/java/com/petlog/docs/S3ControllerDocs.java
@@ -1,5 +1,6 @@
 package com.petlog.docs;
 
+import com.petlog.auth.resolver.Authenticated;
 import com.petlog.common.response.ApiResponse;
 import com.petlog.s3.controller.dto.request.S3PresignedUrlsRequestDto;
 import com.petlog.s3.controller.dto.response.S3PresignedUrlsResponseDto;
@@ -13,5 +14,5 @@ public interface S3ControllerDocs {
 
     @io.swagger.v3.oas.annotations.responses.ApiResponse(responseCode = "201", description = "S3 presigned URL 생성에 성공하였습니다.")
     @Operation(summary = "S3 Presigned URL 발급 API")
-    ResponseEntity<ApiResponse<S3PresignedUrlsResponseDto>> issueS3PresignedUrls(@RequestBody S3PresignedUrlsRequestDto request);
+    ResponseEntity<ApiResponse<S3PresignedUrlsResponseDto>> issueS3PresignedUrls(@Authenticated final Long memberId, @RequestBody final S3PresignedUrlsRequestDto request);
 }
diff --git a/src/main/java/com/petlog/s3/controller/S3Controller.java b/src/main/java/com/petlog/s3/controller/S3Controller.java
index aac216c..18f8987 100644
--- a/src/main/java/com/petlog/s3/controller/S3Controller.java
+++ b/src/main/java/com/petlog/s3/controller/S3Controller.java
@@ -1,5 +1,6 @@
 package com.petlog.s3.controller;
 
+import com.petlog.auth.resolver.Authenticated;
 import com.petlog.common.response.ApiResponse;
 import com.petlog.docs.S3ControllerDocs;
 import com.petlog.s3.controller.dto.request.S3PresignedUrlsRequestDto;
@@ -24,9 +25,10 @@ public class S3Controller implements S3ControllerDocs {
 
     @PostMapping("/presigned-urls")
     public ResponseEntity<ApiResponse<S3PresignedUrlsResponseDto>> issueS3PresignedUrls(
-        @RequestBody S3PresignedUrlsRequestDto request
+        @Authenticated final Long memberId,
+        @RequestBody final S3PresignedUrlsRequestDto request
     ) {
-        final GeneratedS3PresignedUrlDto generatedS3PresignedUrl = s3Service.generateS3PresignedUrl(request.diaryId(), request.fileNames());
+        final GeneratedS3PresignedUrlDto generatedS3PresignedUrl = s3Service.generateS3PresignedUrl(memberId, request.fileType(), request.fileNames());
         final S3PresignedUrlsResponseDto response = S3PresignedUrlsResponseDto.from(generatedS3PresignedUrl);
 
         return ResponseEntity.ok(
diff --git a/src/main/java/com/petlog/s3/controller/dto/request/S3PresignedUrlsRequestDto.java b/src/main/java/com/petlog/s3/controller/dto/request/S3PresignedUrlsRequestDto.java
index f80e490..b4d57d0 100644
--- a/src/main/java/com/petlog/s3/controller/dto/request/S3PresignedUrlsRequestDto.java
+++ b/src/main/java/com/petlog/s3/controller/dto/request/S3PresignedUrlsRequestDto.java
@@ -1,10 +1,12 @@
 package com.petlog.s3.controller.dto.request;
 
+import com.petlog.s3.service.FileType;
+
 import java.util.List;
 
 public record S3PresignedUrlsRequestDto(
 
-    Long diaryId,
+    FileType fileType,
     List<String> fileNames
 
 ) {
diff --git a/src/main/java/com/petlog/s3/service/FileType.java b/src/main/java/com/petlog/s3/service/FileType.java
new file mode 100644
index 0000000..d498cca
--- /dev/null
+++ b/src/main/java/com/petlog/s3/service/FileType.java
@@ -0,0 +1,9 @@
+package com.petlog.s3.service;
+
+public enum FileType {
+
+    PROFILE_IMAGE,
+    DIARY_IMAGE,
+    ;
+
+}
diff --git a/src/main/java/com/petlog/s3/service/S3Service.java b/src/main/java/com/petlog/s3/service/S3Service.java
index 45bb7ac..c503ec4 100644
--- a/src/main/java/com/petlog/s3/service/S3Service.java
+++ b/src/main/java/com/petlog/s3/service/S3Service.java
@@ -1,5 +1,7 @@
 package com.petlog.s3.service;
 
+import com.petlog.member.entity.Member;
+import com.petlog.member.repository.MemberRepository;
 import com.petlog.s3.generator.PresignedUrlGenerator;
 import com.petlog.s3.service.dto.GeneratedS3PresignedUrlDto;
 import com.petlog.s3.service.dto.S3PresignedUrlItem;
@@ -13,22 +15,28 @@
 @Service
 public class S3Service {
 
-    private static final String DIARY_IMAGE_ROOT_DIRECTORY = "diary_image";
-
     private final PresignedUrlGenerator presignedUrlGenerator;
+    private final MemberRepository memberRepository;
+
+    public GeneratedS3PresignedUrlDto generateS3PresignedUrl(final Long memberId, final FileType fileType, final List<String> fileNames) {
+        getMember(memberId);
 
-    public GeneratedS3PresignedUrlDto generateS3PresignedUrl(final Long diaryId, final List<String> fileNames) {
-        final List<String> keys = keys(diaryId, fileNames);
+        final List<String> keys = keys(memberId, fileType, fileNames);
         final List<S3PresignedUrlItem> items = presignedUrlGenerator.generate(keys);
 
         return new GeneratedS3PresignedUrlDto(items);
     }
 
-    private List<String> keys(final Long diaryId, final List<String> fileNames) {
+    private Member getMember(final Long memberId) {
+        return memberRepository.findById(memberId)
+            .orElseThrow(() -> new IllegalArgumentException("존재하지 않는 회원입니다."));
+    }
+
+    private List<String> keys(final Long memberId, final FileType fileType, final List<String> fileNames) {
         return fileNames.stream()
-            .map(fileName -> "%s/%d/%s/%s".formatted(
-                DIARY_IMAGE_ROOT_DIRECTORY,
-                diaryId,
+            .map(fileName -> "%d/%s/%s/%s".formatted(
+                memberId,
+                fileType,
                 UUID.randomUUID(),
                 fileName
             ))