export declare class AES {
    key: Uint8Array;
    /** encryption round keys */
    private _eKeys;
    /** decryption round keys */
    private _dKeys;
    constructor(key: number[] | Uint8Array);
    encrypt(plaintext: Uint8Array | number[], result?: Uint8Array): Uint8Array;
    decrypt(cipherText: Uint8Array | number[], result?: Uint8Array): Uint8Array;
    private _init;
}