A system administrator wants to remotely administer a server using a Web browser-based application so he can administer remotely from any operating system. He wants to ensure that the communication is secure and that only he can log in to the server. Which three actions must the administrator take before he can administer the server? (Select THREE)

A.
use smartcard authentication

B.
install and run the WWW service

C.
use the HTTP over SSL protocol

D.
use the L2TP over IPSec encryption protocol

E.
install a X.509 compliant server