You have a Windows Server 2008 server that has the Web Server （IIS） server role installed. The server contains a Web site. 
You need to ensure that the cookies sent from the Web site are encrypted on users computers. 
Which Web site feature should you configure？（）

You install the Web Server （IIS） role on a new server that runs Windows Server 2008. 
You install a Microsoft .NET Framework 1.0 application on a Web site on the Web server. The company security policy states that all applications must run by using the minimum level of permission. 
You need to configure the Web site application so that it has the permissions to execute without creating any other content and without accessing any operating system components.
What should you do？（）