Your network contains a Web server named Server1 that runs Windows Server 2003 Service Pack 2 (SP2).Server1 has one Web site.

You configure Server1 to use a Web server certificate.

Users report that they can access the Web site by using http://server1 and https://server1.

You need to ensure that all traffic to, and from, Server1 is encrypted.

What should you do?

A.
In IIS Manager, enable the Require secure channel (SSL) option.

B.
In IIS Manager, enable the Digest authentication for Windows domain servers option.

C.
In Local Security Policy, enable Domain Member: Require strong (Windows 2000 or later) session key.

D.
In Local Security Policy, enable Domain Member: Digitally encrypt or sign secure channel data (always).