October 2020
Intermediate to advanced
481 pages
17h 35m
English
Content preview from Network Security, Firewalls, and VPNs, 3rd Edition
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Types of Firewalls
Listing the types of firewalls is almost like listing the taxonomy of the animal kingdom in biology. The variations, models, and versions are numerous. In addition, opinions vary about what is and is not a firewall. Many experts begin the discussion of firewall types by dividing the collective into two simple, main groupings: personal and commercial.
A personal firewall is designed to provide protection to a single system or a small network, such as a SOHO network. Most personal firewalls offer user-friendly interfaces that may be web-based or graphical in nature (that is, a graphical user interface, or GUI). To take full advantage of their features, most personal firewalls do not require special training or certification. ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.