System.Security.Cryptography.X509Certificates.X509KeyUsageExtension Class

Defines the usage of a key contained within an X.509 certificate. This class cannot be inherited.

See Also: X509KeyUsageExtension Members

Syntax

public sealed class X509KeyUsageExtension : X509Extension

Remarks

The System.Security.Cryptography.X509Certificates.X509KeyUsageExtension class uses the flags in the System.Security.Cryptography.X509Certificates.X509KeyUsageFlags enumeration to define or determine key usage.

Requirements

Namespace: System.Security.Cryptography.X509Certificates
Assembly: System (in System.dll)
Assembly Versions: 2.0.0.0, 4.0.0.0
Since: .NET 2.0