SslStream.AuthenticateAsServerAsync Method (X509Certificate)
Called by servers to authenticate the server and optionally the client in a client-server connection using the specified certificate as an asynchronous operation.
Assembly: System (in System.dll)
[HostProtectionAttribute(SecurityAction.LinkDemand, ExternalThreading = true)] public virtual Task AuthenticateAsServerAsync( X509Certificate serverCertificate )
- Type: System.Security.Cryptography.X509Certificates.X509Certificate
The certificate used to authenticate the server.
serverCertificate is null.
The authentication failed and left this object in an unusable state.
Authentication has already occurred.
Client authentication using this SslStream was tried previously.
Authentication is already in progress.
This object has been closed.
The AuthenticateAsServerAsync method is not supported on Windows 95, Windows 98, or Windows Millennium.
This method authenticates using Default. The certificate revocation list is not checked during authentication. The client is not required to provide a certificate for authentication.
If the authentication fails, you receive a AuthenticationException, and this SslStream is no longer useable. You should close this object and remove all references to it so that it can be collected by the garbage collector.
The HostProtectionAttribute attribute applied to this type or member has the following Resources property value: ExternalThreading. The HostProtectionAttribute does not affect desktop applications (which are typically started by double-clicking an icon, typing a command, or entering a URL in a browser). For more information, see the HostProtectionAttribute class or SQL Server Programming and Host Protection Attributes.
Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.