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ActiveDirectoryMembershipUser.ProviderUserKey Property

Gets the user identifier from the Active Directory data store for the membership user.

Namespace:  System.Web.Security
Assembly:  System.Web (in System.Web.dll)

public override Object ProviderUserKey { get; }

Property Value

Type: System.Object
The user identifier from the Active Directory data store for the membership user.

The ProviderUserKey property exposes the identifier from the membership data source generically typed as an object. The ProviderUserKey class can be cast as a SecurityIdentifier object.

The following code example displays the ProviderUserKey property in Security Descriptor Definition Language (SDDL) format by converting it to a SecurityIdentifier object. For the full code required to run the example, see the Example section of the ActiveDirectoryMembershipUser class overview topic.


System.Security.Principal.SecurityIdentifier sidValue =
  (System.Security.Principal.SecurityIdentifier)user.ProviderUserKey;

sid.Text = sidValue.ToString();


.NET Framework

Supported in: 4, 3.5, 3.0, 2.0

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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