/**
 * Created by Phan Trung Nguyên.
 * User: nguyenpl117
 * Date: 8/31/2020
 * Time: 7:16 AM
 */
import { ServiceProvider } from "..";
export declare class EncryptionServiceProvider extends ServiceProvider {
    /**
     * Register the service provider.
     *
     */
    register(): void;
    /**
     * Extract the encryption key from the given configuration.
     *
     * @param config
     */
    protected key(config: any): string;
}