public static string Random(int from, int to) { Random rd = new Random(); int i = rd.Next(from, to); return(Encrypt.CryptoMD5(i.ToString() + DateTime.Now.Day.ToString() + DateTime.Now.Month.ToString() + DateTime.Now.Year.ToString() + DateTime.Now.Hour.ToString() + DateTime.Now.Minute.ToString() + DateTime.Now.Second.ToString() + DateTime.Now.Millisecond.ToString())); }