/// <reference types="node" />
import { JsonWebKey } from '../jwk/jsonwebkey';
import { JsonWebKeyLoader } from '../types/jsonwebkey-loader';
import { SupportedJsonWebSignatureAlgorithm } from './algorithms/types/supported-jsonwebsignature-algorithm';
import { JsonWebSignatureHeader } from './jsonwebsignature.header';
import { JsonWebSignatureHeaderParameters } from './jsonwebsignature.header.parameters';
/**
 * Implementation of a JSON Web Signature.
 *
 * @see https://www.rfc-editor.org/rfc/rfc7515.html
 */
export declare class JsonWebSignature {
    /**
     * JSON Web Signature Header.
     */
    readonly header: JsonWebSignatureHeader;
    /**
     * JSON Web Signature Payload.
     */
    readonly payload: Buffer;
    /**
     * Instantiates a new JSON Web Signature based on the provided JSON Web Signature Header and Payload.
     *
     * @param header JSON Web Signature Header.
     * @param payload Buffer to be used as the Payload.
     */
    constructor(header: JsonWebSignatureHeaderParameters, payload?: Buffer);
    /**
     * Decodes the Parameters of the provided JSON Web Signature Compact Token.
     *
     * ***note: this method does not validate the signature of the token.***
     *
     * @param token JSON Web Signature Compact Token to be decoded.
     * @returns Decoded Parameters of the JSON Web Signature Compact Token.
     */
    static decode(token: string): [JsonWebSignatureHeader, Buffer, Buffer];
    /**
     * Deserializes a JSON Web Signature Compact Token.
     *
     * @param token JSON Web Signature Compact Token to be Deserialized.
     * @param keyOrKeyLoader JSON Web Key used to verify the Signature of the JSON Web Signature Compact Token.
     * @param expectedAlgorithms JSON Web Signature Algorithms expected to be defined by the Header.
     * @returns JSON Web Signature containing the Deserialized JSON Web Signature Header and Payload.
     */
    static verify(token: string, keyOrKeyLoader: JsonWebKey | JsonWebKeyLoader | null, expectedAlgorithms?: SupportedJsonWebSignatureAlgorithm[]): Promise<JsonWebSignature>;
    /**
     * Serializes the JSON Web Signature into a Compact Token.
     *
     * @param key JSON Web Key used to Sign the JSON Web Signature Token.
     * @returns JSON Web Signature Compact Token.
     */
    sign(key?: JsonWebKey): Promise<string>;
}