PassportIdentity.GetLoginChallenge Method ()
Logs the user on, either by generating a 302 redirect URL or initiating a Passport-aware client authentication exchange. 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 Microsoft Passport Network has been replaced by Windows Live ID.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.
Available since 1.1