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. An example of trusted network is “Organization’s Internet”. Similarly for untrusted network is “Internet”.

Question

What, in your opinion, is the most important function that a firewall was designed to serve?Currently, packet-filtering software is operating on my machine. What are the precise limits within which I must operate?

Answer 1

Question

Chapter 6, Problem 2E

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.

An example of trusted network is “Organization’s Internet”. Similarly for untrusted network is “Internet”.

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