System.Security.Cryptography.DESCryptoServiceProvider.GenerateKey C# (CSharp) Метод

        public override void GenerateKey()
        {
            var key = new byte[8];
            s_rng.GetBytes(key);
            // Never hand back a weak or semi-weak key
            while (IsWeakKey(key) || IsSemiWeakKey(key))
            {
                s_rng.GetBytes(key);
            }
            KeyValue = key;
        }

 static void ByMSMQ()
 {
     Console.WriteLine("Opening MSMQ...");
     //messageQueue = !MessageQueue.Exists(QueueName) ? MessageQueue.Create(QueueName) : new MessageQueue(QueueName);4
     messageQueue = new MessageQueue(QueueName);
     Console.WriteLine("Server is ready");
     Console.WriteLine("Launch client app");
     RSA_public_key_receive();
     Console.WriteLine("Receiving open RSA-key...");
     Console.WriteLine("Making DES-key...");
     des_provider = new DESCryptoServiceProvider();
     des_provider.GenerateKey();
     des_provider.GenerateIV();
     Console.WriteLine("Crypt DES-key with open RSA-key...");
     DES_key = Encrypt_RSA(des_provider.Key);
     Console.WriteLine("Sending encrypted DES-key and initialization vector(IV)...");
     messageQueue.Send(DES_key);
     messageQueue.Send(des_provider.IV);
     Console.WriteLine("Getting data from Access...");
     GetData();
     Console.WriteLine("Crypt data...");
     var myMemoryStream = new MemoryStream();
     EncryptAndSerialize(myMemoryStream, data_to_recieve.ToArray());
     Console.WriteLine("Transfering data...");
     //Console.WriteLine("length = " + myMemoryStream.Length);
     messageQueue.Send(myMemoryStream.ToArray());
     Console.WriteLine("Successfull");
     Console.ReadKey();
 }