SmtpClient::ClientCertificates Property
Specify which certificates should be used to establish the Secure Sockets Layer (SSL) connection.
Assembly: System (in System.dll)
public: property X509CertificateCollection^ ClientCertificates { X509CertificateCollection^ get (); }
Property Value
Type: System.Security.Cryptography.X509Certificates::X509CertificateCollectionAn X509CertificateCollection, holding one or more client certificates. The default value is derived from the mail configuration attributes in a configuration file.
Client certificates are, by default, optional; however, the server configuration might require that the client present a valid certificate as part of the initial connection negotiation.
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The Framework caches SSL sessions as they are created and attempts to reuse a cached session for a new request, if possible. When attempting to reuse an SSL session, the Framework uses the first element of ClientCertificates (if there is one), or tries to reuse an anonymous sessions if ClientCertificates is empty. |
Windows 95, Windows 98, Windows 98 Second Edition, Windows Millennium Edition Platform Note: The Framework attempts to reuse an SSL session only if a client certificate is not required.
Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
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