Section 17 - Physical Security

Question 1

What is a mantrap?

Answer 1

Area between two doorways that holds people until they are identified and authenticated

Question 2

What are the five factors of authentication?

Answer 2

Something you know
Something you have
Something you are
Something you do
Somewhere you are

Question 3

Biometrics rely on what to identify a person properly?

Answer 3

Physical characteristics (fingerprints, scanning your retina, etc)

Question 4

What should you be worried about with using biometrics as a form of authentication?

Answer 4

The false acceptance rate (FAR) or false rejection

FAR is the rate that the system authenticates a user as valid even though that person should not have been granted access to the system

Question 5

How can you tune your system to eliminate FAR and false rejection from occurring?

Answer 5

Equal Error Rate (ERR)

This is the achievement of balancing the false acceptance rate to the false rejection rate

*** More commonly, this is called the Crossover Error Rate (CER)

Question 6

What are bollards?

Answer 6

A physical security control that is designed to prevent a vehicle-ramming attack. They are typically designed as a study, short, vertical post.