src/Core/FrameBase.php
protected function getUrlEncryptKey($type = 'auth')
    {
        $encrypt_key = $this->getConfig()->get('encrypt', $type);
        if (empty($encrypt_key)) {
            $encrypt_key = 'cross';
        }

        return $encrypt_key;
    }
protected function getUrlEncryptKey($type = 'auth')
    {
        $encrypt_key = $this->getConfig()->get('encrypt', $type);
        if (empty($encrypt_key)) {
            $encrypt_key = 'cross';
        }

        return $encrypt_key;
    }
获取uri加密/解密时用到的key

@param string $type
@return string