import HKDFKeys from '../types/HKDFKeys';
/**
 * Derives two keys from a given input key via
 * [HKDF](https://en.wikipedia.org/wiki/HKDF).
 *
 * Specifically, we use this to derive keys from a user's hashed password and
 * never use the hashed password directly. Thus, if one derived key is
 * compromised, other keys are not affected.
 *
 * See the `HKDFKeys` interface for information on how Nash uses these keys.
 */
export default function getHKDFKeysFromPassword(password: string, salt: string): Promise<HKDFKeys>;