diff --git a/src/main/java/nutshell/server/discord/external/DiscordAppender.java b/src/main/java/nutshell/server/discord/external/DiscordAppender.java
index c0eeeac..942c879 100644
--- a/src/main/java/nutshell/server/discord/external/DiscordAppender.java
+++ b/src/main/java/nutshell/server/discord/external/DiscordAppender.java
@@ -11,7 +11,6 @@
 import nutshell.server.discord.util.MDCUtil;
 import nutshell.server.discord.model.EmbedObject;
 import nutshell.server.discord.util.StringUtil;
-import nutshell.server.exception.code.InternalServerErrorCode;
 
 import java.awt.*;
 import java.io.IOException;
@@ -74,6 +73,10 @@ protected void append(ILoggingEvent eventObject) {
                         "[" + MDCUtil.USER_IP_MDC + "]",
                         StringEscapeUtils.escapeJson(mdcPropertyMap.get(MDCUtil.USER_IP_MDC)),
                         false)
+                .addField(
+                        "[" + MDCUtil.USER_INFO + "]",
+                        StringEscapeUtils.escapeJson(mdcPropertyMap.get(MDCUtil.USER_INFO)),
+                        false)
                 .addField(
                         "[" + MDCUtil.HEADER_MAP_MDC + "]",
                         StringEscapeUtils.escapeJson(mdcPropertyMap.get(MDCUtil.HEADER_MAP_MDC).replaceAll("[\\{\\{\\}]", "")),
diff --git a/src/main/java/nutshell/server/discord/filter/MDCFilter.java b/src/main/java/nutshell/server/discord/filter/MDCFilter.java
index 27f5bc6..9539790 100644
--- a/src/main/java/nutshell/server/discord/filter/MDCFilter.java
+++ b/src/main/java/nutshell/server/discord/filter/MDCFilter.java
@@ -8,6 +8,7 @@
 import lombok.extern.slf4j.Slf4j;
 import nutshell.server.discord.util.HttpRequestUtil;
 import nutshell.server.discord.util.MDCUtil;
+import org.springframework.security.core.context.SecurityContextHolder;
 import org.springframework.stereotype.Component;
 import org.springframework.web.filter.OncePerRequestFilter;
 import org.springframework.web.util.WebUtils;
@@ -28,6 +29,7 @@ protected void doFilterInternal(HttpServletRequest request, HttpServletResponse
 
         MDCUtil.setJsonValue(MDCUtil.REQUEST_URI_MDC, HttpRequestUtil.getRequestUri(Objects.requireNonNull(httpReq)));
         MDCUtil.setJsonValue(MDCUtil.USER_IP_MDC, HttpRequestUtil.getUserIP(Objects.requireNonNull(httpReq)));
+        MDCUtil.setJsonValue(MDCUtil.USER_INFO, SecurityContextHolder.getContext().getAuthentication().getPrincipal());
         MDCUtil.setJsonValue(MDCUtil.HEADER_MAP_MDC, HttpRequestUtil.getHeaderMap(httpReq));
         MDCUtil.setJsonValue(MDCUtil.PARAMETER_MAP_MDC, HttpRequestUtil.getParamMap(httpReq));
         MDCUtil.setJsonValue(MDCUtil.BODY_MDC, HttpRequestUtil.getBody(httpReq));
diff --git a/src/main/java/nutshell/server/discord/util/MDCUtil.java b/src/main/java/nutshell/server/discord/util/MDCUtil.java
index 2c5099c..a092e78 100644
--- a/src/main/java/nutshell/server/discord/util/MDCUtil.java
+++ b/src/main/java/nutshell/server/discord/util/MDCUtil.java
@@ -12,16 +12,13 @@ public class MDCUtil {
 
     public static final String REQUEST_URI_MDC = "이용자 요청 URI 정보";
     public static final String USER_IP_MDC = "이용자 IP 정보";
+    public static final String USER_INFO = "이용자 ID 정보";
     public static final String HEADER_MAP_MDC = "HTTP 헤더 정보";
     public static final String PARAMETER_MAP_MDC = "Parameter 정보";
     public static final String BODY_MDC = "HTTP Body 정보";
     private static final ObjectMapper objectMapper = new ObjectMapper();
     private static final MDCAdapter mdc = MDC.getMDCAdapter();
 
-    public static void set(String key, String value) {
-        mdc.put(key, value);
-    }
-
     public static void setJsonValue(String key, Object value) throws JsonProcessingException {
         try {
             if (value != null) {
@@ -35,8 +32,4 @@ public static void setJsonValue(String key, Object value) throws JsonProcessingE
             throw ex;
         }
     }
-
-    public static void clear() {
-        MDC.clear();
-    }
 }