export declare const JWKSCache: Map<string, any>;
interface JWK {
    e: string;
    n: string;
    alg: string;
    kid: string;
    kty: string;
    use: string;
}
export interface JWKS {
    keys: JWK[];
}
export declare function getCryptoLib(): Crypto | undefined;
export declare function getJWKS(domain: string): Promise<JWKS>;
export {};