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HttpListenerRequest.GetClientCertificate Method

Retrieves the client's X.509 v.3 certificate.

Namespace:  System.Net
Assembly:  System (in System.dll)

public X509Certificate2 GetClientCertificate()

Return Value

Type: System.Security.Cryptography.X509Certificates.X509Certificate2
A System.Security.Cryptography.X509Certificates object that contains the client's X.509 v.3 certificate.

ExceptionCondition
InvalidOperationException

A call to this method to retrieve the client's X.509 v.3 certificate is in progress and therefore another call to this method cannot be made.

This method blocks until the certificate is retrieved.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

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.

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