/// <reference types="node" />
export declare const shuffleAttackCutoff = 1546329600000;
export declare const pbkdf2: {
    hash: {
        name: string;
    };
    iter: number;
    ks: number;
};
export declare const ecdsa: {
    pair: {
        name: string;
        namedCurve: string;
    };
    sign: {
        name: string;
        hash: {
            name: string;
        };
    };
};
export declare const ecdh: {
    name: string;
    namedCurve: string;
};
export declare const jwk: (pub: string, d?: any) => {
    kty: string;
    crv: string;
    x: string;
    y: string;
    ext: boolean;
    d: any;
    key_opts: string[];
};
export declare function keyToJwk(keyBytes: Buffer): {
    kty: string;
    k: string;
    ext: boolean;
    alg: string;
};
export declare function check(t: any): boolean;
export declare function parse(t: any): any;