This documentation is archived and is not being maintained.

AuthenticationMode Enumeration

Specifies the authentication mode to use in a Web application.

Namespace:  System.Web.Configuration
Assembly:  System.Web (in System.Web.dll)

public enum AuthenticationMode

Member nameDescription
NoneSpecifies no authentication.
WindowsSpecifies 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.
Passport Obsolete. Specifies Microsoft Passport as the authentication mode.
FormsSpecifies ASP.NET Forms-based authentication as the authentication mode.

Use the Mode property to programmatically configure the type of authentication used by a Web application,

The following code example shows how to access the Mode property.

            // Get the current Mode property.
            AuthenticationMode currentMode = 

            // Set the Mode property to Windows.
            authenticationSection.Mode = 

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

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.