Personal Firewall

A firewall is a piece of software or hardware that monitors incoming Internet traffic and allows only trusted connections. Whether you have an always-on Internet connection (such as cable) or use dial-up, a personal firewall is necessary for online safety. For product reviews and specifics, try PC Magazine or PC World .


Cite This Page

Feldman, Barbara. "Personal Firewall." Surfnetkids. Feldman Publishing. 22 Sep. 2003. Web. 29 Mar. 2015. <http://www.surfnetkids.com/tech/174/personal-firewall/ >.


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By . Originally published September 22, 2003. Last modified September 5, 2012.



Personal Digital Security: Protecting Yourself from Online Crime
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