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. 4 May. 2015. < >.

About This Page

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