import type { RandomBytes } from "./crypto/random";
import { SecretKey } from "./key";
/**
 *
 *
 * @export
 * @param {RandomBytes} random
 * @param {number} [size=10]
 * @return {Promise<SecretKey>}
 */
export declare function generateKey(random: RandomBytes, size?: number): SecretKey;
/**
 *
 *
 * @export
 * @param {string} base32text
 * @return {SecretKey}
 */
export declare function importKey(base32text: string): SecretKey;
/**
 *
 *
 * @export
 * @param {SecretKey} key
 * @return {string}
 */
export declare function exportKey(key: SecretKey): string;