After running into the data center with a vehicle, attackers were able to enter through the hole in the
building and steal several key servers in the ensuing chaos. Which of the following security measures can
be put in place to mitigate the issue from occurring in the future?

A.
Fencing

B.
Proximity readers

C.
Video surveillance

D.
Bollards

Explanation:
To stop someone from entering a facility, barricades or gauntlets can be used. These are often used in
conjunction with guards, fencing, and other physical security measures. Bollards are physical barriers that
are strong enough to withstand impact with a vehicle.
Incorrect Answers:
A: Fencing, although also a physical barrier is not as strong as bollards and will not keep a vehicle out on
impact.B: Proximity readers are not designed to withstand impact from vehicles.
C: Video surveillance will not stop a vehicle impact.

Dulaney, Emmett and Chuck Eastton, CompTIA Security+ Study Guide, 6th Edition, Sybex, Indianapolis,
2014, pp. 372, 375