diff --git a/src/main/java/com/mini/mybigscreen/Auth/userController.java b/src/main/java/com/mini/mybigscreen/Auth/userController.java
index c0301d4..f2d6d62 100644
--- a/src/main/java/com/mini/mybigscreen/Auth/userController.java
+++ b/src/main/java/com/mini/mybigscreen/Auth/userController.java
@@ -6,6 +6,7 @@ import com.mini.mybigscreen.Model.Result;
 import com.mini.mybigscreen.biz.domain.HomeUser;
 import com.mini.mybigscreen.biz.service.HomeUserService;
 import com.mini.mybigscreen.utils.AesUtil;
+import com.mini.mybigscreen.utils.KeyUtil;
 import jakarta.annotation.Resource;
 import jakarta.servlet.http.HttpServletRequest;
 import jakarta.servlet.http.HttpSession;
@@ -31,7 +32,7 @@ public class userController {
                 .eq("password", AesUtil.encrypt(loginRequest.getPassword()));
         HomeUser user = userService.getOne(queryWrapper, true);
         if (user != null) {
-            String token = "admin-token-" + System.currentTimeMillis();
+            String token = KeyUtil.ObjKey(125,0);
             HttpSession session = request.getSession(true);
             session.setAttribute("userName", user.getUserName());
             session.setAttribute("token", token);
diff --git a/src/main/java/com/mini/mybigscreen/utils/KeyUtil.java b/src/main/java/com/mini/mybigscreen/utils/KeyUtil.java
new file mode 100644
index 0000000..cc0feeb
--- /dev/null
+++ b/src/main/java/com/mini/mybigscreen/utils/KeyUtil.java
@@ -0,0 +1,48 @@
+package com.mini.mybigscreen.utils;
+
+import java.util.Random;
+
+public class KeyUtil {
+
+    public static String ObjKey(int length, int type) {
+        Random random = new Random();
+        StringBuffer key = new StringBuffer();
+        if (type == 1) {
+            String str = "0123456789";
+            for (int i = 0; i < length; ++i) {
+                //从62个的数字或字母中选择
+                int number = random.nextInt(10);
+                //将产生的数字通过length次承载到key中
+                key.append(str.charAt(number));
+            }
+            return key.toString();
+        } else if (type == 2) {
+            String str = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
+            for (int i = 0; i < length; ++i) {
+                //从62个的数字或字母中选择
+                int number = random.nextInt(36);
+                //将产生的数字通过length次承载到key中
+                key.append(str.charAt(number));
+            }
+            return key.toString();
+        } else if (type == 3) {
+            String str = "abcdefghijklmnopqrstuvwxyz0123456789";
+            for (int i = 0; i < length; ++i) {
+                //从62个的数字或字母中选择
+                int number = random.nextInt(36);
+                //将产生的数字通过length次承载到key中
+                key.append(str.charAt(number));
+            }
+            return key.toString();
+        } else {
+            String str = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
+            for (int i = 0; i < length; ++i) {
+                //从62个的数字或字母中选择
+                int number = random.nextInt(62);
+                //将产生的数字通过length次承载到key中
+                key.append(str.charAt(number));
+            }
+            return key.toString();
+        }
+    }
+}