diff --git a/auth/linkedin/callback.php b/auth/linkedin/callback.php
index 53ff3ed..b8fec58 100644
--- a/auth/linkedin/callback.php
+++ b/auth/linkedin/callback.php
@@ -68,6 +68,10 @@ function getInfo($url, $access_token)
     return $info;
 }
 
+if ($_GET['state'] != $state) {
+    die('hack');
+}
+
 //$access_token = getAccessToken($_GET['code']);
 
-dump($GLOBALS);
\ No newline at end of file
+dump($_SESSION);
\ No newline at end of file
diff --git a/auth/linkedin/index.php b/auth/linkedin/index.php
index d86d728..9fe06b1 100644
--- a/auth/linkedin/index.php
+++ b/auth/linkedin/index.php
@@ -6,6 +6,9 @@
  * Time: 15:17
  */
 
+session_start();
+$_SESSION['auth_name'] = '小小';
+
 require_once "./function.php";
 
 // get_code_url = "https://www.linkedin.com/oauth/v2/authorization?response_type=code&client_id=81cc4t9fuu9bpu&redirect_uri=https%3A%2F%2Ffengyuexingzi.top%2Fauth%2Flinkedin&state=Wf6tYXQ7y86iRulBOC%2FUXraHneM%3D&scope=r_fullprofile%20r_emailaddress%20w_share";