X509KeyUsageExtension Class
.NET Framework 2.0
Note: This class is new in the .NET Framework version 2.0.
Defines the usage of a key contained within an X.509 certificate. This class cannot be inherited.
Namespace: System.Security.Cryptography.X509Certificates
Assembly: System (in system.dll)
Assembly: System (in system.dll)
The X509KeyUsageExtension class uses the flags in the X509KeyUsageFlags enumeration to define or determine key usage.
System.Object
System.Security.Cryptography.AsnEncodedData
System.Security.Cryptography.X509Certificates.X509Extension
System.Security.Cryptography.X509Certificates.X509KeyUsageExtension
System.Security.Cryptography.AsnEncodedData
System.Security.Cryptography.X509Certificates.X509Extension
System.Security.Cryptography.X509Certificates.X509KeyUsageExtension
Windows 98, Windows 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.
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