PHP账号密码HashPassword加密方式破解代码实例

<?php$arrayPassList = array();$arrayCount = 0;// put your code hereclass PasswordHash{    var $itoa64;    var $iteration_count_log2;    var $portable_hashes;    var $random_state;    function PasswordHash($iteration_count_log2, $portable_hashes)    {        $this->itoa64 = './0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz';        if ($iteration_count_log2 < 4 || $iteration_count_log2 > 31)            $iteration_count_log2 = 8;        $this->iteration_count_log2 = $iteration_count_log2;        $this->portable_hashes = $portable_hashes;        $this->random_state = microtime();        if (function_exists('getmypid'))            $this->random_state .= getmypid();    }    function get_random_bytes($count)    {        $output = '';        if (is_readable('/dev/urandom') &&                ($fh = @fopen('/dev/urandom', 'rb')))        {            $output = fread($fh, $count);            fclose($fh);        }        if (strlen($output) < $count)        {            $output = '';            for ($i = 0; $i < $count; $i += 16)            {                $this->random_state = md5(microtime() . $this->random_state);                $output .=                        pack('H*', md5($this->random_state));            }            $output = substr($output, 0, $count);        }        return $output;    }    function encode64($input, $count)    {        $output = '';        $i = 0;        do        {            $value = ord($input[$i++]);            $output .= $this->itoa64[$value & 0x3f];            if ($i < $count)                $value |= ord($input[$i]) << 8;            $output .= $this->itoa64[($value >> 6) & 0x3f];            if ($i++ >= $count)                break;            if ($i < $count)                $value |= ord($input[$i]) << 16;            $output .= $this->itoa64[($value >> 12) & 0x3f];            if ($i++ >= $count)                break;            $output .= $this->itoa64[($value >> 18) & 0x3f];        } while ($i < $count);        return $output;    }    function gensalt_private($input)    {        $output = '$P$';        $output .= $this->itoa64[min($this->iteration_count_log2 +                        ((PHP_VERSION >= '5') ? 5 : 3), 30)];        $output .= $this->encode64($input, 6);        return $output;    }    function crypt_private($password, $setting)    {        $output = '*0';        if (substr($setting, 0, 2) == $output)            $output = '*1';        $id = substr($setting, 0, 3);        # We use "$P$", phpBB3 uses "$H$" for the same thing        if ($id != '$P$' && $id != '$H$')            return $output;        $count_log2 = strpos($this->itoa64, $setting[3]);        if ($count_log2 < 7 || $count_log2 > 30)            return $output;        $count = 1 << $count_log2;        $salt = substr($setting, 4, 8);        if (strlen($salt) != 8)            return $output;        # We're kind of forced to use MD5 here since it's the only        # cryptographic primitive available in all versions of PHP        # currently in use.  To implement our own low-level crypto        # in PHP would result in much worse performance and        # consequently in lower iteration counts and hashes that are        # quicker to crack (by non-PHP code).        if (PHP_VERSION >= '5')        {            $hash = md5($salt . $password, TRUE);            do            {                $hash = md5($hash . $password, TRUE);            } while (--$count);        } else        {            $hash = pack('H*', md5($salt . $password));            do            {                $hash = pack('H*', md5($hash . $password));            } while (--$count);        }        $output = substr($setting, 0, 12);        $output .= $this->encode64($hash, 16);        return $output;    }    function gensalt_extended($input)    {        $count_log2 = min($this->iteration_count_log2 + 8, 24);        # This should be odd to not reveal weak DES keys, and the        # maximum valid value is (2**24 - 1) which is odd anyway.        $count = (1 << $count_log2) - 1;        $output = '_';        $output .= $this->itoa64[$count & 0x3f];        $output .= $this->itoa64[($count >> 6) & 0x3f];        $output .= $this->itoa64[($count >> 12) & 0x3f];        $output .= $this->itoa64[($count >> 18) & 0x3f];        $output .= $this->encode64($input, 3);        return $output;    }    function gensalt_blowfish($input)    {        # This one needs to use a different order of characters and a        # different encoding scheme from the one in encode64() above.        # We care because the last character in our encoded string will        # only represent 2 bits.  While two known implementations of        # bcrypt will happily accept and correct a salt string which        # has the 4 unused bits set to non-zero, we do not want to take        # chances and we also do not want to waste an additional byte        # of entropy.        $itoa64 = './ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';        $output = '$2a$';        $output .= chr(ord('0') + $this->iteration_count_log2 / 10);        $output .= chr(ord('0') + $this->iteration_count_log2 % 10);        $output .= '$';        $i = 0;        do        {            $c1 = ord($input[$i++]);            $output .= $itoa64[$c1 >> 2];            $c1 = ($c1 & 0x03) << 4;            if ($i >= 16)            {                $output .= $itoa64[$c1];                break;            }            $c2 = ord($input[$i++]);            $c1 |= $c2 >> 4;            $output .= $itoa64[$c1];            $c1 = ($c2 & 0x0f) << 2;            $c2 = ord($input[$i++]);            $c1 |= $c2 >> 6;            $output .= $itoa64[$c1];            $output .= $itoa64[$c2 & 0x3f];        } while (1);        return $output;    }    function HashPassword($password)    {        $random = '';        if (CRYPT_BLOWFISH == 1 && !$this->portable_hashes)        {            $random = $this->get_random_bytes(16);            $hash = crypt($password, $this->gensalt_blowfish($random));            if (strlen($hash) == 60)                return $hash;        }        if (CRYPT_EXT_DES == 1 && !$this->portable_hashes)        {            if (strlen($random) < 3)                $random = $this->get_random_bytes(3);            $hash = crypt($password, $this->gensalt_extended($random));            if (strlen($hash) == 20)                return $hash;        }        if (strlen($random) < 6)            $random = $this->get_random_bytes(6);        $hash = $this->crypt_private($password, $this->gensalt_private($random));        if (strlen($hash) == 34)            return $hash;        # Returning '*' on error is safe here, but would _not_ be safe        # in a crypt(3)-like function used _both_ for generating new        # hashes and for validating passwords against existing hashes.        return '*';    }    function CheckPassword($password, $stored_hash)    {        $hash = $this->crypt_private($password, $stored_hash);        if ($hash[0] == '*')            $hash = crypt($password, $stored_hash);        return $hash == $stored_hash;    }}//demo test ok$ps = new PasswordHash();function GetPassLines($file){    global $arrayCount;    global $arrayPassList;    if (file_exists($file) && is_readable($file))    {        if (!$fp = fopen($file, 'r'))        {            return false;        } else //read data        {            $loop = true;            while ($loop)            {                $loop = !feof($fp);                if ($loop)                {                    $stringLine=fgets($fp, 50);                    $arrayPassList[$arrayCount] =trim($stringLine) ;                    $arrayCount++;                } else                {                    break;                }            }            fclose($fp);            return true;        }    } else    {        return false;    }}$arrayPasswordHashValue = array('$2y$10$l2***************************************');$bRet = GetPasslines('dic.txt');if ($bRet){    global $arrayCount;    global $arrayPassList;    for ($rows = 0; $rows < count($arrayPasswordHashValue); $rows++)    {        echo"row:{$rows}\n";        for ($columns = 0; $columns < $arrayCount; $columns++)        {            $resultFind = $ps->CheckPassword($arrayPassList[$columns], $arrayPasswordHashValue[$rows]);            if ($resultFind == 1)            {                echo "{$rows}:{$columns} " . "Success\n";            }         }    }}?>