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php curl 伪造IP发源 示例

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Release: 2016-06-13 11:55:02
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php curl 伪造IP来源 示例
php curl 太强大了,它不但可以模仿用户登录,还可以模仿用户IP地址哦,为伪造IP来源。

curl发出请求的文件fake_ip.php:

<?php $ch = curl_init(); $url = "http://localhost/target_ip.php"; $header = array( 'CLIENT-IP:58.68.44.61', 'X-FORWARDED-FOR:58.68.44.61', ); // www.jbxue.comcurl_setopt($ch, CURLOPT_URL, $url); curl_setopt($ch, CURLOPT_HTTPHEADER, $header); curl_setopt($ch, CURLOPT_RETURNTRANSFER,true); $page_content = curl_exec($ch); curl_close($ch); echo $page_content; ?> 
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请求的目标文件target_ip.php:
<?php echo getenv('HTTP_CLIENT_IP'); echo getenv('HTTP_X_FORWARDED_FOR'); echo getenv('REMOTE_ADDR'); ?> 
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目标文件target_ip里面的IP打印顺序是目前很多开源系统的IP获取顺序
访问fake_ip.php,看到结果:
58.68.44.61
58.68.44.61
127.0.0.1
实例
CURL确实很强悍,可以伪造IP和来源。
1.php 请求 2.php 。

1.php代码:
$ch = curl_init(); curl_setopt($ch, CURLOPT_URL, "http://localhost/2.php"); curl_setopt($ch, CURLOPT_HTTPHEADER, array('X-FORWARDED-FOR:8.8.8.8', 'CLIENT-IP:8.8.8.8')); //构造IP www.jbxue.comcurl_setopt($ch, CURLOPT_REFERER, "http://www.jb51.net/ "); //构造来路 curl_setopt($ch, CURLOPT_HEADER, 1); $out = curl_exec($ch); curl_close($ch); 
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2.php代码:
function getClientIp() { if (!empty($_SERVER["HTTP_CLIENT_IP"])) $ip = $_SERVER["HTTP_CLIENT_IP"]; else if (!empty($_SERVER["HTTP_X_FORWARDED_FOR"])) $ip = $_SERVER["HTTP_X_FORWARDED_FOR"]; else if (!empty($_SERVER["REMOTE_ADDR"])) $ip = $_SERVER["REMOTE_ADDR"]; else // www.jbxue.com$ip = "err"; return $ip; } echo "IP: " . getClientIp() . ""; echo "referer: " . $_SERVER["HTTP_REFERER"];
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伪造成功,这是不是给“刷票”的朋友提供了很好的换IP的方案

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