diff --git a/auth.lib.php b/auth.lib.php
new file mode 100644
index 0000000..2b2fb32
--- /dev/null
+++ b/auth.lib.php
@@ -0,0 +1,21 @@
+<?php
+namespace LaneWeChat\Core;
+/**
+ * Created by lixuan-it@360.cn
+ * User: lane
+ * Date: 15/4/29
+ * Time: 上午10:51
+ * E-mail: lixuan868686@163.com
+ * WebSite: http://www.lanecn.com
+ */
+class Auth {
+    /**
+     * 获取微信服务器IP列表
+     */
+    public static function getWeChatIPList(){
+        //获取ACCESS_TOKEN
+        $accessToken = AccessToken::getAccessToken();
+        $url = 'https://api.weixin.qq.com/cgi-bin/getcallbackip?access_token='.$accessToken;
+        return Curl::callWebServer($url, '', 'GET');
+    }
+}
\ No newline at end of file