System.Web 1.0.5000.0 2.0.0.0 Gtk# is thread aware, but not thread safe; See the <link location="node:gtk-sharp/programming/threads">Gtk# Thread Programming</link> for details. System.Enum Use the property to programmatically configure the type of authentication used by a Web application, Specifies the authentication mode to use in a Web application. Field System.Web.Configuration.AuthenticationMode To be added Specifies ASP.NET Forms-based authentication as the authentication mode. 1.0.5000.0 2.0.0.0 Field System.Web.Configuration.AuthenticationMode To be added Specifies no authentication. 1.0.5000.0 2.0.0.0 Field System.Web.Configuration.AuthenticationMode To be added Specifies Microsoft Passport as the authentication mode. 1.0.5000.0 2.0.0.0 Field System.Web.Configuration.AuthenticationMode To be added Specifies Windows as the authentication mode. This mode applies when using the Internet Information Services (IIS) authentication methods Basic, Digest, Integrated Windows (NTLM/Kerberos), or certificates. 1.0.5000.0 2.0.0.0