export declare class EncryptUtil {
    static AES: any;
    static EncodeUtf8: any;
    static EncodeHex: any;
    static EncodeBase64: any;
    static Ecb: any;
    static Pkcs7: any;
    static Sha1: any;
    static MD5: any;
    static sortAndMontage(data: any): string;
    static signSHA1Hex(data: any, timestamp: number, secret: string): string;
    static signMD5Hex(value: string, secret: string): string;
    static encrypt(data: string, secret: string): string;
    static decrypt(encryptData: string, secret: string): string;
    static maskData(content: string): string;
}