One of the first lines of defense of a network is a firewall.

Name: One of the first lines of defense of a network is a firewall.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

A firewall acts as a barrier between a trusted network and untrusted networks, controlling incoming and outgoing network traffic based on an organization's previously established security policies, thus serving as one of the initial lines of defense in network security.

One of the First Lines of Defense of a Network