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Which of the following services should be disabled to e…

A new web server has been provisioned at a third party hosting provider for processing credit card transactions.
The security administrator runs the netstat command on the server and notices that ports 80, 443, and 3389
are in a `listening’ state. No other ports are open. Which of the following services should be disabled to ensure
secure communications?

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A.
HTTPS

B.
HTTP

C.
RDP

D.
TELNET

Explanation:
HTTP uses port 80. HTTP does not provide encrypted communications. Port 443 is used by HTTPS which
provides secure encrypted communications. Port 3389 is used by RDP (Remote Desktop Protocol) which does
provide encrypted communications.

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