Use Kerberos strongest security to browse ASP.NET web application and site guide writing

Window advanced firewall connection security rules has authentication by Kerberos Setup Amazon EC-2 window server IIS with this window firewall comnection authentication to allow to browse web such as hello html by client computer from internet. But EC-2 window and client computer are not using the same active directory. Expect no active directory from client computer. Other people without Kerberos authentication can not connect. Remind that there should be exemption to let me remote EC-2. If you have Kerberos authentication for remote is a bonus but not necessary because I just afraid disconnected remote EC-2