Software Firewalls

by Barbara J. Feldman on May 10, 2005

A firewall is your protection against Internet bad guys that want inside your computer. Firewalls are often included in routers and other Internet hardware, but for a single machine, a software firewall is sufficient. Two recommended products are Zone Alarm (free for personal use and Norton Personal Firewall. For more reviews, read
Firewall Guide.

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Feldman, Barbara. "Software Firewalls." Surfnetkids. Feldman Publishing. 10 May. 2005. Web. 20 Sep. 2014. <http://www.surfnetkids.com/tech/655/software-firewalls/ >.