November 1995
Intermediate to advanced
254 pages
5h 41m
English
Content preview from Enterprise-Wide Security Architecture and Solutions Presentation Guide
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7.2 What is a Firewall?
Figure 84. What is a Firewall?
Key Points
A firewall acts as a gateway between an untrusted outside network and a trusted
internal network.
A firewall is a combination of hardware and software that implements a network
access policy. It is recommended that the firewall be a dedicated machine.
Presentation Script
Firewalls are systems that establish a controlled connection point between
different networks. They are a combination of hardware and software that
implements a security policy for network access.
A firewall is
not
a single plug and play system that magically eliminates security
risks. A firewall needs careful adaption to ...
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