Indicates whether the operating system supports integrated windows authentication with extended protection.
Assembly: System (in System.dll)
The changes to support extended protection are currently available for applications on Windows 7 and Windows Server 2008 R2. The extended protection features will be made available as updates for Windows Vista and Windows Server 2008. The extended protection features are not available on earlier versions of Windows.
Windows 7, Windows Vista SP1 or later, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.