Thiáº¿t láºp firewall báº±ng PHP

Leek · Site Admin Joined: 13 Aug 2006 Posts: 5

1 firewall Ä‘Æ¡n giáº£n nháº±m ngÄƒn cháº·n ddos = xflash ngoÃ i cÃ¡ch dÃ¹ng .htaccess rÆ°á»m rÃ + vÆ°á»›ng vÃu . TrÆ°á»›c tiÃªn báº¡n pháº£i include trong file index.php cá»§a site báº¡n Ä‘áº¿n filewall . Náº¿u dÃ¹ng IBF thÃ¬ add nÃ³ ngay dÆ°á»›i .

CODE
//===========================================================================
// MAIN PROGRAM
//===========================================================================

$INFO = array();

CODEinclude "firewall.php";

Sau Ä‘Ã³ táº¡o 1 file .php cÃ³ tÃªn lÃ firewall.php nhÆ° sau

CODE
<?php

//echo "<pre>";
//print_r($_SERVER);

if (!isset($_SERVER['HTTP_REFERER']))
{
// print error message and
die( "
<html>
<head>
<title>Anti-DoS</title>
</head>
<body style='background-color:black;color:white'>
<center> 
Click here : 
<a style='color:yellow' href='{$_SERVER['REQUEST_URI']}'>http://{$_SERVER['SERVER_NAME']}{$_SERVER['REQUEST_URI']}</a> 
W e l c o m e t o 
 . : : Yahoo-69 : : . 
</center> 

</body>
</html>
");
}

?>

ChÃºc thÃ nh cÃ´ng

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