System.Web.Security does not exist in assemblies

Question

Either I'm late for the party, or I did something wrong. I am working with Visual Studio 2013 and I tried to use the Membership class, however the namespace using System.Web.Security;does not exist in my assemblies.

What can I do to solve this problem?

Note: System.Webexists

Targeting: .NET Framework 4.5.1

Answer 1

System.Web namespace exists in System.dll

The System.Web.Security namespace exists in System.Web.dll

, System.Web System.Web.Security, , msdn dll ( ).

Answer 2

, .Net Framework 4 + System.Web.Security System.Web.ApplicationServices,

Answer 3

, , - , , , :

https://msdn.microsoft.com/en-us/library/webmatrix.webdata.websecurity(v=vs.111).aspx

: WebMatrix.WebData( "Extentions" ) WebSecurity

. - (System.Web.Security) MemberShip MemberShipUser

Answer 4

• .net ** **. net

• System.Web → → → .net

• Top add using System.Web.Security;