<?php
class CRYPT {
public function encrypt($Str,$Key=ENCKEY) {
srand();
$Str=str_pad($Str, 32-strlen($Str));
$IVSize=mcrypt_get_iv_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_CBC);
$IV=mcrypt_create_iv($IVSize, MCRYPT_RAND);
$CryptStr=mcrypt_encrypt(MCRYPT_RIJNDAEL_128, $Key, $Str, MCRYPT_MODE_CBC, $IV);
return base64_encode($IV.$CryptStr);
}
public function decrypt($CryptStr,$Key=ENCKEY) {
if ($CryptStr!='') {
$IV=substr(base64_decode($CryptStr),0,16);
$CryptStr=substr(base64_decode($CryptStr),16);
return trim(mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $Key, $CryptStr, MCRYPT_MODE_CBC,$IV));
} else {
return '';
}
}
} // class ENCRYPT()
$enc = new CRYPT;
preferences:
41.27 ms | 402 KiB | 5 Q