diff --git a/bonus-auth/src/main/java/com/bonus/auth/service/SysLoginService.java b/bonus-auth/src/main/java/com/bonus/auth/service/SysLoginService.java
index c8243a6..2cc1261 100644
--- a/bonus-auth/src/main/java/com/bonus/auth/service/SysLoginService.java
+++ b/bonus-auth/src/main/java/com/bonus/auth/service/SysLoginService.java
@@ -100,7 +100,7 @@ public class SysLoginService
     public void recordLogininfor(String username, String status, String message)
     {
         SysLogininfor logininfor = new SysLogininfor();
-        logininfor.setUserName(username);
+        logininfor.setUserName(isStrictPositiveInteger(username) ?  username : "0");
         logininfor.setIpaddr(IpUtils.getIpAddr(ServletUtils.getRequest()));
         logininfor.setMsg(message);
         // 日志状态
@@ -119,4 +119,13 @@ public class SysLoginService
         recordLogininfor(userId, Constants.LOGOUT, "退出成功");
    }
 
+    // 严格模式（不允许前导零）
+    private static final String STRICT_POSITIVE_REGEX = "^[1-9][0-9]*$";
+    public static boolean isStrictPositiveInteger(String str) {
+        if (str == null || str.isEmpty()) {
+            return false;
+        }
+        return str.trim().matches(STRICT_POSITIVE_REGEX);
+    }
+
 }