Playing with firewalls

Thursday, 20 January 2005, 12:13 AM EST

Keeping intruders behind the network gates has become the No. 1 priority of information security teams. Firewalls, either hardware, software or a combination of the two, are one tool that offers a first line of defence against unwelcome knocks at the network door. A firewall examines incoming traffic and decides whether or not to let it pass onto the network.

By Lynn Greiner at IT Business.

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