A system administrator has concerns regarding their users accessing systems and secured areas using
others’ credentials. Which of the following can BEST address this concern?

A.
Create conduct policies prohibiting sharing credentials.

B.
Enforce a policy shortening the credential expiration timeframe.

C.
Implement biometric readers on laptops and restricted areas.

D.
Install security cameras in areas containing sensitive systems.

Explanation:
Biometrics is an authentication process that makes use of physical characteristics to establish
identification. This will prevent users making use of others credentials.
Incorrect Answers:
A: Policies need to be implemented and making use of biometrics would be to a way to prohibit sharing
credentials.
B: This is still granting the same type of access that is already being abused with a time limit the only
difference.D: Security cameras are used to surveil and record; not to prevent access.

Dulaney, Emmett and Chuck Eastton, CompTIA Security+ Study Guide, 6th Edition, Sybex, Indianapolis,
2014, p. 375