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FormsAuthentication.CookieDomain Property

Gets the value of the domain of the forms-authentication cookie.

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

public static string CookieDomain { get; }

Property Value

Type: System.String
The Domain of the forms-authentication cookie. The default is an empty string ("").

The CookieDomain property value is set in the configuration file for an ASP.NET application by using the domain attribute of the forms configuration element. The CookieDomain property value determines the Domain that the cookie will be used for.

The following code example sets the domain attribute in the Web.config file.

<authentication mode="Forms">
  <forms loginUrl="member_login.aspx"
    cookieless="UseCookies"
    domain="contoso.com" />
</authentication>

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0, 2.0

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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