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sslstream with cipher (TLS_RSA_WITH_A ES_128_CBC_SHA)

Hi all,

I want to use the SSLStream with the cipher
(TLS_RSA_WITH_A ES_128_CBC_SHA) to get the handshake with my server,
but I not sure where I can start. I do it in C# 2.0

Here is my code:

X509Store store = new X509Store(Store Name.Root,
StoreLocation.L ocalMachine);
store.Open(Open Flags.ReadOnly) ;
X509Certificate Collection cert = store.Certifica tes.Find
(X509FindType.F indBySubjectNam e, "servertest",fa lse);

// Instantiate a TcpClient with the target server and port number
TcpClient client = new TcpClient(myser verip, 443);
Byte[] sendText = Encoding.ASCII. GetBytes("hello server, message from
client");

RemoteCertifica teValidationCal lback callback = new
RemoteCertifica teValidationCal lback(OnCertifi cateValidation) ;

SslStream stream = new SslStream(clien t.GetStream(), false,
callback);
stream.Authenti cateAsClient(se rvername, cert, SslProtocols.Tl s,
false);

What do I do from here. How does I pass the cipher. How do check to
the handshake from the server. Does the cipher
(TLS_RSA_WITH_A ES_128_CBC_SHA) I need to set in my test certificate.
if (stream.IsAuthe nticated)
{
// Indicates whether the authentication was
successful.
Console.WriteLi ne("IsAuthentic ated: {0}",
stream.IsAuthen ticated);
// Indicates whether both the client and server
has been authenticated.
// In this example only the server is
authenticated.
Console.WriteLi ne("IsMutuallyA uthenticated: {0}",
stream.IsMutual lyAuthenticated );
// Indicates whether the SslStream uses data
encryption.
Console.WriteLi ne("IsEncrypted : {0}",
stream.IsEncryp ted);
// Indicates whether the data sent is signed.
Console.WriteLi ne("IsSigned: {0}",
stream.IsSigned );
// Indicates whether the current side of the
connection is authenticated as a server.
Console.WriteLi ne("IsServer: {0}",
stream.IsServer );
}

Please help. Thanks in advance
Dec 20 '07 #1
0 2220

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