An electronic barrier around computerized data files to protect local networks of computers from unauthorized access is a(n):
A)encryption device.
B)firewall.
C)security wall.
D)access device.

Question

Quizplus · Accepted Answer

A firewall is a network security device that monitors and filters incoming and outgoing traffic based on an organization's previously established security policies. It creates a barrier between a trusted, secure internal network and another network (e.g., the Internet) that is not assumed to be secure and trustworthy.

An Electronic Barrier Around Computerized Data Files to Protect Local