SubjectIdentifierType Enumeration

Note: This enumeration is new in the .NET Framework version 2.0.

The SubjectIdentifierType enumeration defines the type of subject identifier.

Namespace: System.Security.Cryptography.Pkcs
Assembly: System.Security (in

public enum SubjectIdentifierType
public enum SubjectIdentifierType
public enum SubjectIdentifierType

 Member nameDescription
IssuerAndSerialNumberThe subject is identified by the certificate issuer and serial number. 
NoSignatureThe subject is identified as taking part in an integrity check operation that uses only a hashing algorithm. 
SubjectKeyIdentifierThe subject is identified by the hash of the subject's public key. The hash algorithm used is determined by the signature algorithm suite in the subject's certificate. 
UnknownThe type of subject identifier is unknown. 

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.

.NET Framework

Supported in: 2.0

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