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. Types of firewalls that are commonly used as follows: Application layer proxy firewalls Hybrid firewalls Packet filtering firewalls Media access control layer firewalls Hybrid Firewall: It combines the structures and utilities from above types of firewalls. It is mainly used to protect user’s servers and workstations from malicious problems and illegal access. “Unified Threat Management (UTM)” is one of the separate types of hybrid firewalls.

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Chapter 6, Problem 10RQ

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.

Types of firewalls that are commonly used as follows:

Application layer proxy firewalls

Hybrid firewalls

Packet filtering firewalls

Media access control layer firewalls

Hybrid Firewall:

It combines the structures and utilities from above types of firewalls. It is mainly used to protect user’s servers and workstations from malicious problems and illegal access.

“Unified Threat Management (UTM)” is one of the separate types of hybrid firewalls.

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