Compresses data. This class is deprecated.
Assembly: System.Web (in System.Web.dll)
This class has been deprecated and is no longer supported. Microsoft Passport Network has been replaced by Windows Live ID. For more information about how to use Windows Live ID to authenticate users in a Web application, see Windows Live ID SDK.
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.