CipherAlgorithmType CipherAlgorithmType CipherAlgorithmType CipherAlgorithmType Enum

Definizione

Definisce i possibili algoritmi di crittografia per la classe SslStream.Defines the possible cipher algorithms for the SslStream class.

public enum class CipherAlgorithmType
public enum CipherAlgorithmType
type CipherAlgorithmType = 
Public Enum CipherAlgorithmType
Ereditarietà
CipherAlgorithmTypeCipherAlgorithmTypeCipherAlgorithmTypeCipherAlgorithmType

Campi

Aes Aes Aes Aes 26129

Algoritmo AES (Advanced Encryption Standard).The Advanced Encryption Standard (AES) algorithm.

Aes128 Aes128 Aes128 Aes128 26126

Algoritmo AES (Advanced Encryption Standard) con chiave a 128 bit.The Advanced Encryption Standard (AES) algorithm with a 128 bit key.

Aes192 Aes192 Aes192 Aes192 26127

Algoritmo AES (Advanced Encryption Standard) con chiave a 192 bit.The Advanced Encryption Standard (AES) algorithm with a 192 bit key.

Aes256 Aes256 Aes256 Aes256 26128

Algoritmo AES (Advanced Encryption Standard) con chiave a 256 bit.The Advanced Encryption Standard (AES) algorithm with a 256 bit key.

Des Des Des Des 26113

Algoritmo DES (Data Encryption Standard).The Data Encryption Standard (DES) algorithm.

None None None None 0

Nessun algoritmo di crittografia utilizzato.No encryption algorithm is used.

Null Null Null Null 24576

Un algoritmo Null non utilizza alcuna crittografia.No encryption is used with a Null cipher algorithm.

Rc2 Rc2 Rc2 Rc2 26114

Algoritmo RC2 (Rivest's Code 2).Rivest's Code 2 (RC2) algorithm.

Rc4 Rc4 Rc4 Rc4 26625

Algoritmo RC4 (Rivest's Code 4).Rivest's Code 4 (RC4) algorithm.

TripleDes TripleDes TripleDes TripleDes 26115

Algoritmo 3DES (Triple Data Encryption Standard).The Triple Data Encryption Standard (3DES) algorithm.

Esempi

Nell'esempio seguente vengono visualizzate le proprietà di un SslStream.The following example displays the properties of an SslStream.

static void AuthenticateCallback( IAsyncResult^ ar )
{
   SslStream^ stream = dynamic_cast<SslStream^>(ar->AsyncState);
   try
   {
      stream->EndAuthenticateAsClient( ar );
      Console::WriteLine( L"Authentication succeeded." );
      Console::WriteLine( L"Cipher: {0} strength {1}", stream->CipherAlgorithm, stream->CipherStrength );
      Console::WriteLine( L"Hash: {0} strength {1}", stream->HashAlgorithm, stream->HashStrength );
      Console::WriteLine( L"Key exchange: {0} strength {1}", stream->KeyExchangeAlgorithm, stream->KeyExchangeStrength );
      Console::WriteLine( L"Protocol: {0}", stream->SslProtocol );
      
      // Encode a test message into a byte array.
      // Signal the end of the message using the "<EOF>".
      array<Byte>^message = Encoding::UTF8->GetBytes( L"Hello from the client.<EOF>" );
      
      // Asynchronously send a message to the server.
      stream->BeginWrite( message, 0, message->Length, gcnew AsyncCallback( WriteCallback ), stream );
   }
   catch ( Exception^ authenticationException ) 
   {
      e = authenticationException;
      complete = true;
      return;
   }

}


static void AuthenticateCallback(IAsyncResult ar)
{
    SslStream stream = (SslStream) ar.AsyncState;
    try 
    {
        stream.EndAuthenticateAsClient(ar);
        Console.WriteLine("Authentication succeeded.");
        Console.WriteLine("Cipher: {0} strength {1}", stream.CipherAlgorithm, 
            stream.CipherStrength);
        Console.WriteLine("Hash: {0} strength {1}", 
            stream.HashAlgorithm, stream.HashStrength);
        Console.WriteLine("Key exchange: {0} strength {1}", 
            stream.KeyExchangeAlgorithm, stream.KeyExchangeStrength);
        Console.WriteLine("Protocol: {0}", stream.SslProtocol);
        // Encode a test message into a byte array.
        // Signal the end of the message using the "<EOF>".
        byte[] message = Encoding.UTF8.GetBytes("Hello from the client.<EOF>");
        // Asynchronously send a message to the server.
        stream.BeginWrite(message, 0, message.Length, 
            new AsyncCallback(WriteCallback),
            stream);
    }
    catch (Exception authenticationException)
    {
        e = authenticationException;
        complete = true;
        return;
    }
}

Commenti

Questa enumerazione specifica i valori validi per il SslStream.CipherAlgorithm proprietà.This enumeration specifies valid values for the SslStream.CipherAlgorithm property.

Si applica a

Vedi anche