diff --git a/src/main/java/ssu/eatssu/domain/auth/infrastructure/SecurityUtil.java b/src/main/java/ssu/eatssu/domain/auth/infrastructure/SecurityUtil.java
index 85562f4..604d1a8 100644
--- a/src/main/java/ssu/eatssu/domain/auth/infrastructure/SecurityUtil.java
+++ b/src/main/java/ssu/eatssu/domain/auth/infrastructure/SecurityUtil.java
@@ -29,14 +29,6 @@ public static Long getLoginUserId() {
         return loginUser != null ? loginUser.getId() : null;
     }
 
-    /**
-     * 현재 로그인한 사용자가 userId가 아니면 AuthorizationServiceException 을 던진다.
-     */
-    public static void checkUser(Long userId) throws AuthorizationServiceException {
-        if (!userId.equals(getLoginUserId())) {
-            throw new AuthorizationServiceException("UserId: " + userId + " 는 해당 영역에 접근할 수 없습니다.");
-        }
-    }
     private static UserPrincipalDto toDto(Object principal) {
         CustomUserDetails user = (CustomUserDetails) principal;
 
diff --git a/src/main/java/ssu/eatssu/domain/auth/security/JwtTokenProvider.java b/src/main/java/ssu/eatssu/domain/auth/security/JwtTokenProvider.java
index 7e6c796..8200f16 100644
--- a/src/main/java/ssu/eatssu/domain/auth/security/JwtTokenProvider.java
+++ b/src/main/java/ssu/eatssu/domain/auth/security/JwtTokenProvider.java
@@ -146,25 +146,4 @@ public boolean validateToken(String token) throws BaseException{
         return true;
     }
 
-    // 토큰 만료 시간 확인(밀리세컨드)
-    public Long getExpiration(String accessToken) {
-        Date expiration = Jwts
-                .parserBuilder()
-                .setSigningKey(key)
-                .build()
-                .parseClaimsJws(accessToken)
-                .getBody()
-                .getExpiration();
-
-        Long now = new Date().getTime();
-
-        return (expiration.getTime() - now);
-    }
-
-
-
-
-
-
-
 }