export declare class ABC {
    static Hex: string;
    static checkInt: (value: any) => boolean;
    static enc(key: Uint8Array, plaintext: Uint8Array): Uint8Array;
    static dec(key: Uint8Array, crypttext: Uint8Array): Uint8Array;
    static hexBytesToString(bytes: number[]): string;
    static hexStringToBytes(str: string): number[];
    static utf8BytesToString(bytes: number[]): string;
    static utf8StringToBytes(str: string): Uint8Array;
    private static coerceArray;
    private static isUint8Array;
    private static checkInts;
}