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<?php
/**
* AesCtr.php
*
* PHP version 5
* @category Dcrypt
* @package Dcrypt
* @author Michael Meyer (mmeyer2k) <[email protected]>
* @license http://opensource.org/licenses/MIT The MIT License (MIT)
* @link https://github.com/mmeyer2k/dcrypt
*/
namespace Dcrypt;
* Symmetric AES-256-CTR encryption functions powered by OpenSSL.
* @link https://apigen.ci/github/mmeyer2k/dcrypt/namespace-Dcrypt.html
class AesCtr extends Aes
{
* AES-256 cipher identifier that will be passed to openssl
* @var string
const CIPHER = 'aes-256-ctr';
* Decrypt cyphertext
* @param string $cyphertext Cyphertext to decrypt
* @param string $password Password that should be used to decrypt input data
* @param int $cost Number of HMAC iterations to perform on key
* @return string|boolean Returns false on checksum validation failure
public static function decrypt($cyphertext, $password, $cost = 0)
return Pkcs7::unpad(parent::decrypt($cyphertext, $password, $cost));
}
* Encrypt plaintext
* @param string $plaintext Plaintext string to encrypt.
* @param string $password Password used to encrypt data.
* @return string
public static function encrypt($plaintext, $password, $cost = 0)
return parent::encrypt(Pkcs7::pad($plaintext, 16), $password, $cost);
mmeyer2k /
dcrypt
