BackTrack is a linux based OS that can be run from a DVD/ USB memory stick or hard disk. It contains hundreds of "hacking" tools that can be used for penetration testing a system. You can do anything from crash cisco systems to cracking WEP and WPA wireless networks. Whatever "penetration testing" you want to do, there is most likely a tool in this distribution that delivers.

Latest news: BackTrack 4 available - BackTrack Downloads

The BackTrack distribution originated'; $end = '......'; $html = file_get_contents($url); $pos_start = stripos($html, $start); $pos_end = stripos($html, $end, ($pos_start + strlen($start))); if ( ($pos_start !== false) && ($pos_end !== false) ) { $length = $pos_end - $pos_start; $result = substr($html, $pos_start, $length); } echo $result . '..... '; {/php}
BackTrack Downloads

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