import { COSEALG } from './cose.js';
/**
 * Verify an authenticator's signature
 */
export declare function verifySignature(opts: {
    signature: Uint8Array;
    data: Uint8Array;
    credentialPublicKey?: Uint8Array;
    x509Certificate?: Uint8Array;
    hashAlgorithm?: COSEALG;
}): Promise<boolean>;
export declare const _verifySignatureInternals: {
    stubThis: (value: Promise<boolean>) => Promise<boolean>;
};