import { AuthUser } from './models';
import { PasswordTokenRequest } from '../utils/auth-requests';
export declare const createSalt: () => string;
export declare const computeHash: (source: string, salt: string | Buffer) => string;
export declare const verifyUser: (passwordTokenRequest: PasswordTokenRequest, authUser: AuthUser) => {
    isSuccess: false;
    type: string;
    error: string;
} | {
    isSuccess: true;
    value: AuthUser;
};