import { BaseEncrypt } from './BaseEncrypt';
export declare class QuickAppEncrypt implements BaseEncrypt {
    private readonly cipher;
    decrypt(cipherText: Uint8Array, key: Uint8Array, iv: Uint8Array): Promise<Uint8Array>;
    encrypt(plainText: Uint8Array, key: Uint8Array, iv: Uint8Array): Promise<Uint8Array>;
    generateRandom(num: number): Uint8Array;
}