System.Security.Cryptography.X509Certificates.X509SubjectKeyIdentifierExtension Class

Defines a string that identifies a certificate's subject key identifier (SKI). This class cannot be inherited.

See Also: X509SubjectKeyIdentifierExtension Members


public sealed class X509SubjectKeyIdentifierExtension : X509Extension


There are several ways to identify a certificate: by the hash of the certificate, by the issuer and serial number, and by the subject key identifier (SKI). The SKI provides a unique identification for the certificate's subject and is often used when working with XML digital signing.


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