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SecurityIdentifier Class

Represents a security identifier (SID) and provides marshaling and comparison operations for SIDs.

Namespace: System.Security.Principal
Assembly: mscorlib (in mscorlib.dll)

[ComVisibleAttribute(false)] 
public sealed class SecurityIdentifier : IdentityReference, IComparable<SecurityIdentifier>
/** @attribute ComVisibleAttribute(false) */ 
public final class SecurityIdentifier extends IdentityReference implements IComparable<SecurityIdentifier>
ComVisibleAttribute(false) 
public final class SecurityIdentifier extends IdentityReference implements IComparable<SecurityIdentifier>
Not applicable.

System.Object
   System.Security.Principal.IdentityReference
    System.Security.Principal.SecurityIdentifier

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

Windows Server 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 Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0
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