import { SecretConfiguration } from '../security-configuration';
import { KeyType } from '../interfaces';
import { NamedServiceInterface } from '@rxstack/service-registry';
export declare class SecretLoader implements NamedServiceInterface {
    config: SecretConfiguration;
    protected public_key?: Buffer | string;
    protected private_key?: Buffer | string;
    constructor(config: SecretConfiguration);
    loadKey(type: KeyType): Promise<Buffer | string>;
    getName(): string;
}