If the computer system being used contains confidential information, users must not:

A.
Leave their computer without first logging off.

B.
Share their desks.

C.
Encrypt their passwords.

D.
Communicate

Explanation:
If the computer system being used or to which a user is connected contains sensitive or confidential
information, users must not leave their computer, terminal, or workstation without first logging off.
Users should be reminded frequently to follow this rule.