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ImpersonationLevel Enumeration

Describes the impersonation level to be used to connect to WMI.

Namespace: System.Management
Assembly: System.Management (in system.management.dll)

public enum ImpersonationLevel
public enum ImpersonationLevel
public enum ImpersonationLevel

 Member nameDescription
AnonymousAnonymous COM impersonation level that hides the identity of the caller. Calls to WMI may fail with this impersonation level. 
DefaultDefault impersonation. 
DelegateDelegate-level COM impersonation level that allows objects to permit other objects to use the credentials of the caller. This level, which will work with WMI calls but may constitute an unnecessary security risk, is supported only under Windows 2000. 
IdentifyIdentify-level COM impersonation level that allows objects to query the credentials of the caller. Calls to WMI may fail with this impersonation level. 
ImpersonateImpersonate-level COM impersonation level that allows objects to use the credentials of the caller. This is the recommended impersonation level for WMI calls. 

Windows 98, 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, 1.1, 1.0

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