BuyFind

Principles of Information Security...

6th Edition
Michael E. Whitman + 1 other
Publisher: Cengage Learning
ISBN: 9781337102063
BuyFind

Principles of Information Security...

6th Edition
Michael E. Whitman + 1 other
Publisher: Cengage Learning
ISBN: 9781337102063

Solutions

Chapter
Section
Chapter 6, Problem 1RQ
Textbook Problem

What is the typical relationship among the untrusted network, the firewall, and the trusted network?

Expert Solution

Explanation of Solution

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.

Trusted network and untrusted network:

The untrusted network is the common Internet or another part of public network, while the trusted network is usually a privately owned network or organization’s network.

Relationship among Firewall, trusted network and untrusted network:

  • The relationship is that information is only restricted by firewall via particular spaces called “ports”.
  • Firewall prevents the untrusted or unwanted network connections from outside, and filters it to the trusted network which lies on the bounds of the firewall to ensure that it’s legitimate.

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Chapter 6 Solutions

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