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by Jeff Tyson

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Tyson, Jeff.  "How Firewalls Work"  24 October 2000.  HowStuffWorks.com. <http://computer.howstuffworks.com/firewall.htm>  11 February 2012.
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Inside this Article
  1. Introduction to How Firewalls Work
  2. What Firewall Software Does
  3. Firewall Configuration
  1. Why Firewall Security?
  2. Proxy Servers and DMZ
  3. Lots More Information
  4. See more »
    1. See all Computer & Internet Security articles

Lots More Information

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Inside this Article
  1. Introduction to How Firewalls Work
  2. What Firewall Software Does
  3. Firewall Configuration
  4. Why Firewall Security?
  1. Proxy Servers and DMZ
  2. Lots More Information
  3. See all Computer & Internet Security articles
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