How to Use webrequest to connect to an SSL website

I have searched many places and found the following answers on a foreign website to share with you:

Http://www.tech-archive.net/Archive/DotNet/microsoft.public.dotnet.framework.aspnet/2006-03/msg02317.html

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// NET 1.0/1.1 version:
// ======================================

Using System. net;
Using System. Security. cryptography. x509certificates;

/**/ ///
///You can call this method before using webrequest to connect.
///
Private   Void Methodtoaccessssl ()
{
// 
Servicepointmanager. certificatepolicy= NewAcceptallcertificatepolicy ();

//Webrequest myrequest = webrequest. Create (URL );
}



Internal   Class Acceptallcertificatepolicy: icertificatepolicy
{
Public Acceptallcertificatepolicy () {}
Public   Bool Checkvalidationresult (servicepoint spoint,
X509certificate cert, webrequest wrequest, Int Certprob)
{
Return True;
}
}


// NET 2.0 version
// ======================

Using System. net;
Using System. Security. cryptography. x509certificates;
Using System. net. Security;

/**/ ///
///You can call this method before using webrequest to connect.
///
Private   Void Methodtoaccessssl ()
{
// 
Servicepointmanager. servercertificatevalidationcallback=
NewRemotecertificatevalidationcallback (validateservercertificate );
//Webrequest myrequest = webrequest. Create (URL );
}


// The following method is invoked by the remotecertificatevalidationdelegate.
Public   Static   Bool Validateservercertificate (
Object Sender,
X509certificate certificate,
X509chain chain,
Sslpolicyerrors)
{
If (Sslpolicyerrors = Sslpolicyerrors. None)
Return   True ;

Console. writeline ( " Certificate error: {0} " , Sslpolicyerrors );

// Do not allow this client to communicate with unauthenticated servers.
Return   False ;
}