F4I1R1E1W4A1L1L1S1
15 points
FIREWALLS is validvalid
FIREWALL, a computer component that prevents unauthorized access to data [n]
FIREWALL, to install software that protects a network against unauthorized users [v]
FIREWALL, a computer component that prevents unauthorized access to data [n]
FIREWALL, to install software that protects a network against unauthorized users [v]