Online PHP editor | output for nbniK

<?php final class Encryption { // The key const KEY = '36F3D40A7A41A827968BE75A87D6095036F3D40A7A41A827968BE75A87D60950'; /** * Encrypt a string * * @access public * @static * @param string $string * @return string */ public static function encrypt($string) { return mcrypt_encrypt(MCRYPT_RIJNDAEL_256, self::getMySQLKey(self::KEY), self::getPaddedString($string), MCRYPT_MODE_CBC, self::KEY); } /** * Decrypt a string * * @access public * @static * @param string $string * @return string */ public static function decrypt($string) { return rtrim(mcrypt_decrypt(MCRYPT_RIJNDAEL_256, self::getMySQLKey(self::KEY), $string, MCRYPT_MODE_CBC, self::KEY), "\x00..\x10"); } /** * Get MySQL key * * @access public * @static * @param string $key * @return string */ public static function getMySQLKey($key) { // The new key $new_key = str_repeat(chr(0), 32); // Iterate over the key and XOR for ($i = 0, $l = strlen($key); $i < $l; ++$i) { $new_key[$i % 32] = $new_key[$i % 32] ^ $key[$i]; } // Return the new key return $new_key; } /** * Get padded string * * @access public * @static * @param string $string * @return string */ public static function getPaddedString($string) { return str_pad($string, (16 * (floor(strlen($string) / 16) + 1)), chr(16 - (strlen($string) % 16))); } } echo base64_encode(Encryption::encrypt('michael@example.com'));