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File: cryptedPass.inc.php

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  Classes of Ismet Ozalp  >  Encryption and Decryption with Rijndael 256  >  cryptedPass.inc.php  >  Download  
File: cryptedPass.inc.php
Role: Class source
Content type: text/plain
Description: Main Class File
Class: Encryption and Decryption with Rijndael 256
Encrypt and decrypt data with Rijndael algorithm
Author: By
Last change: Minor bug fixed
Date: 6 years ago
Size: 1,419 bytes
 

Contents

Class file image Download
<?
///////////////////////////////////////////////////
// A Encryption/Decryption CLASS with Rijndael 256
// By Ismet Ozalp
// 16.03.2005
// Please Do not remove this header
///////////////////////////////////////////////////
class pWord {
    var
$mykey = "THISisMyKey";
    function
getEncryptedPass($len){
       
$pass = $this->makeRandomPassword($len);
        return
$this->linencrypt($pass);
    }
    function
linencrypt($pass) {
       
$iv_size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_256, MCRYPT_MODE_ECB); //get vector size on ECB mode
       
$iv = mcrypt_create_iv($iv_size, MCRYPT_RAND); //Creating the vector
       
$cryptedpass = mcrypt_encrypt (MCRYPT_RIJNDAEL_256, $this->mykey, $pass, MCRYPT_MODE_ECB, $iv); //Encrypting using MCRYPT_RIJNDAEL_256 algorithm
   
return $cryptedpass;
    }

    function
lindecrypt($enpass) {
       
$iv_size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_256, MCRYPT_MODE_ECB);
       
$iv = mcrypt_create_iv($iv_size, MCRYPT_RAND);
       
$decryptedpass = mcrypt_decrypt (MCRYPT_RIJNDAEL_256, $this->mykey, $enpass, MCRYPT_MODE_ECB, $iv); //Decrypting...
   
return rtrim($decryptedpass);
    }
    function
makeRandomPassword($len) {
         
$salt = "ABCDEFGHJKLMNPRSTUVWXYZ0123456789abchefghjkmnpqrstuvwxyz";
         
srand((double)microtime()*1000000);
        for(
$i = 0;$i < $len;$i++) {
           
$num = rand() % 56;
           
$tmp = substr($salt, $num, 1);
           
$pass = $pass . $tmp;
        }
    return
$pass;
    }
}
?>