DDOS记录

第一种方法：  判断协议头拒绝访问

{php}
    		if(isset($_SERVER['HTTP_REFERER'])){
    			if(strpos($_SERVER['HTTP_REFERER'],"xxxxx.com")){
    				header("Location:https://space.bilibili.com/363012360");
    				exit('Unable to connect');
    			}
    		}{/php}