diff --git a/src/main/java/ceos/backend/domain/admin/AdminController.java b/src/main/java/ceos/backend/domain/admin/AdminController.java
index a982cf6e..439152f6 100644
--- a/src/main/java/ceos/backend/domain/admin/AdminController.java
+++ b/src/main/java/ceos/backend/domain/admin/AdminController.java
@@ -7,6 +7,7 @@
 import ceos.backend.global.config.user.AdminDetails;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import jakarta.servlet.http.HttpServletRequest;
 import jakarta.validation.Valid;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
@@ -21,6 +22,8 @@
 public class AdminController {
 
     private final AdminService adminService;
+    private static final String MOBILE = "mobile";
+    private static final String WEB = "web";
 
     @Operation(summary = "닉네임 확인")
     @PostMapping("/username")
@@ -38,9 +41,10 @@ public void signUp(@RequestBody @Valid SignUpRequest signUpRequest) {
 
     @Operation(summary = "로그인")
     @PostMapping("/signin")
-    public TokenResponse signIn(@RequestBody @Valid SignInRequest signInRequest) {
+    public TokenResponse signIn(HttpServletRequest request, @RequestBody @Valid SignInRequest signInRequest) {
         log.info("로그인");
-        return adminService.signIn(signInRequest);
+        String device = request.getHeader("User-Agent").contains("mobile") ? MOBILE : WEB;
+        return adminService.signIn(device, signInRequest);
     }
 
     @Operation(summary = "아이디 찾기")
@@ -68,9 +72,10 @@ public void resetPwd(
 
     @Operation(summary = "로그아웃")
     @PostMapping("/logout")
-    public void logout(@AuthenticationPrincipal AdminDetails adminUser) {
+    public void logout(HttpServletRequest request, @AuthenticationPrincipal AdminDetails adminUser) {
         log.info("로그아웃");
-        adminService.logout(adminUser);
+        String device = request.getHeader("User-Agent").contains("mobile") ? MOBILE : WEB;
+        adminService.logout(device, adminUser);
     }
 
     @Operation(summary = "토큰 재발급")
diff --git a/src/main/java/ceos/backend/domain/admin/service/AdminService.java b/src/main/java/ceos/backend/domain/admin/service/AdminService.java
index 08c2c54e..7179b5ae 100644
--- a/src/main/java/ceos/backend/domain/admin/service/AdminService.java
+++ b/src/main/java/ceos/backend/domain/admin/service/AdminService.java
@@ -51,16 +51,18 @@ public void signUp(SignUpRequest signUpRequest) {
     }
 
     @Transactional
-    public TokenResponse signIn(SignInRequest signInRequest) {
+    public TokenResponse signIn(String device, SignInRequest signInRequest) {
 
         final Admin admin = adminHelper.findForSignIn(signInRequest);
         final Authentication authentication = adminHelper.adminAuthorizationInput(admin);
 
         adminHelper.checkRole(admin);
 
+        String redisKey = admin.getId().toString() + ":" + device;
+
         // 토큰 발급
         final String accessToken = tokenProvider.createAccessToken(admin.getId(), authentication);
-        final String refreshToken = tokenProvider.createRefreshToken(admin.getId(), authentication);
+        final String refreshToken = tokenProvider.createRefreshToken(admin.getId(), authentication, redisKey);
 
         return adminMapper.toTokenResponse(accessToken, refreshToken);
     }
@@ -97,11 +99,13 @@ public void resetPwd(ResetPwdRequest resetPwdRequest, AdminDetails adminUser) {
     }
 
     @Transactional
-    public void logout(AdminDetails adminUser) {
+    public void logout(String device, AdminDetails adminUser) {
         final Admin admin = adminUser.getAdmin();
 
+        String redisKey = admin.getId().toString() + ":" + device;
+
         // 레디스 삭제
-        tokenProvider.deleteRefreshToken(admin.getId());
+        tokenProvider.deleteRefreshToken(redisKey);
     }
 
     @Transactional
diff --git a/src/main/java/ceos/backend/global/config/RedisConfig.java b/src/main/java/ceos/backend/global/config/RedisConfig.java
index a1570ec5..a43ee2dc 100644
--- a/src/main/java/ceos/backend/global/config/RedisConfig.java
+++ b/src/main/java/ceos/backend/global/config/RedisConfig.java
@@ -25,10 +25,7 @@ public RedisConnectionFactory redisConnectionFactory() {
 
     @Bean
     public RedisTemplate<String, String> redisTemplate() {
-        // redisTemplate를 받아와서 set, get, delete를 사용
         RedisTemplate<String, String> redisTemplate = new RedisTemplate<>();
-        // setKeySerializer, setValueSerializer 설정
-        // redis-cli을 통해 직접 데이터를 조회 시 알아볼 수 없는 형태로 출력되는 것을 방지
         redisTemplate.setKeySerializer(new StringRedisSerializer());
         redisTemplate.setValueSerializer(new StringRedisSerializer());
         redisTemplate.setConnectionFactory(redisConnectionFactory());
diff --git a/src/main/java/ceos/backend/global/config/jwt/TokenProvider.java b/src/main/java/ceos/backend/global/config/jwt/TokenProvider.java
index d9f7ca90..5d1268e3 100644
--- a/src/main/java/ceos/backend/global/config/jwt/TokenProvider.java
+++ b/src/main/java/ceos/backend/global/config/jwt/TokenProvider.java
@@ -82,7 +82,7 @@ public String createAccessToken(Long id, Authentication authentication) {
                 .compact();
     }
 
-    public String createRefreshToken(Long id, Authentication authentication) {
+    public String createRefreshToken(Long id, Authentication authentication, String redisKey) {
         String authorities =
                 authentication.getAuthorities().stream()
                         .map(GrantedAuthority::getAuthority)
@@ -107,13 +107,13 @@ public String createRefreshToken(Long id, Authentication authentication) {
 
         redisTemplate
                 .opsForValue()
-                .set(id.toString(), refreshToken, refreshExpirationTime, TimeUnit.SECONDS);
+                .set(redisKey, refreshToken, refreshExpirationTime, TimeUnit.SECONDS);
 
         return refreshToken;
     }
 
-    public void deleteRefreshToken(Long id) {
-        redisTemplate.delete(id.toString());
+    public void deleteRefreshToken(String redisKey) {
+        redisTemplate.delete(redisKey);
     }
 
     public String getTokenUserId(String token) {