Learn how firewalls have progressed from simple packet filtering to more sophisticated application-level filtering. Webopedia.com defines a firewall as “a system designed to prevent unauthorized ...

Firewalls monitor and regulate the data moving on and off your computer or network. They can keep criminals out while allowing legitimate network traffic in. Mac OS X comes with not one but two ...

When you hear of the term firewall, you might believe there is only a single type, but that is not the case. There are different types of firewalls, and luckily for you, this is something we aim to ...

A next-generation firewall analyses network traffic and allows or denies traffic transit depending on set firewall policies based on traffic characteristics. Next-generation firewalls can read data ...

With the whole of the networking worldmoving toward inhabiting a single global village, we inevitablyhave to start thinking about locking our doors and bolting ourwindows. It has to be recognized that ...

Every organization that connects its network to the Internet needs a firewall to protect against intrusions and attacks from "out there." And today's security vendors make firewall products to fit ...

For those of you who have taken the plunge and upgraded from kernel 2.2.X (or even 2.0.X) to 2.4.X, congratulations. If, like a number of folks, you're running some form of firewall using either ...