import { ClassConstructor } from "class-transformer";
import { _Object } from "@alfercom/base-types";
export declare class Encryption {
    static encryptString(stringToEncrypt: string, secret?: string): string;
    static decryptString(encryptedString: string, secret?: string): string;
    static encryptObject(objToEncrypt: _Object, secret?: string): string;
    static decryptObject(encryptedObj: string, secret?: string, cls?: ClassConstructor<unknown>): Promise<any>;
    static comparePasswords(password1: string, password2: string): Promise<boolean>;
    static hashString(stringToHash: string, useSalt?: boolean): Promise<string>;
}