Joe, a technician, is working remotely with his company provided laptop at the coffee shop near
his home. Joe is concerned that another patron of the coffee shop may be trying to access his
laptop. Which of the following is an appropriate control to use to prevent the other patron from
accessing Joe’s laptop directly?

A.
full-disk encryption

B.
Host-based firewall

C.
Current antivirus definitions

D.
Latest OS updates