diff --git a/src/main/java/com/kamco/cd/kamcoback/auth/JwtAuthenticationFilter.java b/src/main/java/com/kamco/cd/kamcoback/auth/JwtAuthenticationFilter.java
index dd43d230..8746ecbe 100644
--- a/src/main/java/com/kamco/cd/kamcoback/auth/JwtAuthenticationFilter.java
+++ b/src/main/java/com/kamco/cd/kamcoback/auth/JwtAuthenticationFilter.java
@@ -6,6 +6,7 @@ import jakarta.servlet.http.HttpServletRequest;
 import jakarta.servlet.http.HttpServletResponse;
 import java.io.IOException;
 import lombok.RequiredArgsConstructor;
+import lombok.extern.log4j.Log4j2;
 import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
 import org.springframework.security.core.context.SecurityContextHolder;
 import org.springframework.security.core.userdetails.UserDetails;
@@ -15,6 +16,7 @@ import org.springframework.util.AntPathMatcher;
 import org.springframework.web.filter.OncePerRequestFilter;
 
 @Component
+@Log4j2
 @RequiredArgsConstructor
 public class JwtAuthenticationFilter extends OncePerRequestFilter {
 
@@ -31,17 +33,24 @@ public class JwtAuthenticationFilter extends OncePerRequestFilter {
       HttpServletRequest request, HttpServletResponse response, FilterChain filterChain)
       throws ServletException, IOException {
 
+    log.info("JWT FILTER START uri={}", request.getRequestURI());
+
     // HTTP 요청 헤더에서 JWT 토큰 꺼내기
     String token = resolveToken(request);
 
+    log.info("JWT TOKEN = {}", token);
+
     // JWT 토큰을 검증하고, 인증된 사용자로 SecurityContext에 등록
     if (token != null && jwtTokenProvider.isValidToken(token)) {
+      log.info("JWT TOKEN VALID");
       String username = jwtTokenProvider.getSubject(token);
-
+      log.info("JWT USERNAME = {}", username);
       UserDetails userDetails = userDetailsService.loadUserByUsername(username);
+      log.info("JWT AUTHORITIES = {}", userDetails.getAuthorities());
       UsernamePasswordAuthenticationToken authentication =
           new UsernamePasswordAuthenticationToken(userDetails, null, userDetails.getAuthorities());
       SecurityContextHolder.getContext().setAuthentication(authentication);
+      log.info("JWT SECURITY CONTEXT SET");
     }
 
     filterChain.doFilter(request, response);