December 2011
Beginner
552 pages
13h 30m
English
Before looking at the overall operation of a firewall, the following sections examine and answer some of the fundamental questions about them.
This is perhaps the most frequently asked security question. If you plan to connect to the Internet, you need a firewall. It does not matter whether you connect from home or your company connects—you need a firewall, period! The increased penetration of broadband Internet services to the home and their always-on Internet connections make home security even more important.
You read about security threats in the papers or hear about them on the evening news almost every day: viruses, worms, denial-of-service (DoS) attacks, ...