import type * as types from '../../types.d.ts';
/** The CompactSign class is used to build and sign Compact JWS strings. */
export declare class CompactSign {
    #private;
    /**
     * {@link CompactSign} constructor
     *
     * @param payload Binary representation of the payload to sign.
     */
    constructor(payload: Uint8Array);
    /**
     * Sets the JWS Protected Header on the CompactSign object.
     *
     * @param protectedHeader JWS Protected Header.
     */
    setProtectedHeader(protectedHeader: types.CompactJWSHeaderParameters): this;
    /**
     * Signs and resolves the value of the Compact JWS string.
     *
     * @param key Private Key or Secret to sign the JWS with. See
     *   {@link https://github.com/panva/jose/issues/210#jws-alg Algorithm Key Requirements}.
     * @param options JWS Sign options.
     */
    sign(key: types.KeyInput, options?: types.SignOptions): Promise<string>;
}