Principles of Information Security
Principles of Information Security
5th Edition
ISBN: 9781285448367
Author: Michael E. Whitman, Herbert J. Mattord
Publisher: Course Technology
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Chapter 6, Problem 17RQ
Program Plan Intro

Firewall:

A firewall is security software which imposes a set of protocols to prevent specific types of data from moving among trusted and untrusted level of networks.

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