ircmaxell/random-lib/lib/RandomLib/AbstractMcryptMixer.php:75 ` public function __construct() { **$this->mcrypt = mcrypt_module_open($this->getCipher(), '', MCRYPT_MODE_ECB, '');** $this->blockSize = mcrypt_enc_get_block_size($this->mcrypt); $this->initv = str_repeat(chr(0), mcrypt_enc_get_iv_size($this->mcrypt)); } ` http://php.net/manual/en/function.mcrypt-module-open.php