app/code/community/Nexcessnet/Turpentine/Helper/Data.php
protected function _getCrypt() {
        if (is_null($this->_crypt)) {
            $this->_crypt = Varien_Crypt::factory()
                ->init($this->_getCryptKey());
        }
        return $this->_crypt;
    }
protected function _getCrypt() {
        if (is_null($this->_crypt)) {
            $this->_crypt = Varien_Crypt::factory()
                ->init($this->_getCryptKey());
        }
        return $this->_crypt;
    }
protected function _getCrypt ( ) { if ( is_null ( $ this -> _crypt ) ) { $ this -> _crypt = Varien_Crypt :: factory ( ) -> init ( $ this -> _getCryptKey ( ) ) ; } return $ this -> _crypt ; }
Get encryption singleton thing

Not using core/cryption because it auto-base64 encodes stuff which we
don't want in this case

@return Mage_Core_Model_Encryption
Get encryption singleton thing