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SecurityIdentifier.AccountDomainSid Property

Returns the account domain security identifier (SID) portion from the SID represented by the SecurityIdentifier object if the SID represents a Windows account SID. If the SID does not represent a Windows account SID, this property returns ArgumentNullException.

Namespace:  System.Security.Principal
Assembly:  mscorlib (in mscorlib.dll)
public SecurityIdentifier AccountDomainSid { get; }

Property Value

Type: System.Security.Principal.SecurityIdentifier
The account domain SID portion from the SID represented by the SecurityIdentifier object if the SID represents a Windows account SID; otherwise, it returns ArgumentNullException.

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
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