This article is the first in a three-part series that provides a blueprint for setting up a multifunctional firewall and server. You’ll want to do this if you don’t want to spend the resources to have ...

Do you feel secure when you open your laptop? But do you know what makes using your PC and browsing the internet so safe? Today, we’ll talk about a firewall – a basic but important part of any ...

In contrast to the products that I reviewed in Part 1 of this series, FireWall-1 cannot be classified as either a filtering gateway or a proxy gateway. Instead, it is one of the first firewalls built ...

When I started writing this column in autumn of 2000, I had the day job of firewall engineer. I enjoyed that type of work, but I was enough of a big-picture kind of guy to be aware that every year, ...

Linux 2.4's Netfilter firewall code and its front end, iptables, deserve the praise and popularity they've garnered. They've brought Linux firewalls to the same level as commercial stateful ...

The firewall is one of the most important security features in a computer environment. In the classic sense, a firewall is set up on an appliance, such as a computer that fulfills just a single, ...

In the first installment of this column, I discussed some of the key criteria for selecting the appropriate firewall for your organization. Here are a few more features you should consider: Most ...

If you're upgrading your firewall, or installing one on your network for the first time, you'll discover that firewall technology has changed a lot in the last several years. How do you select one ...

The importance of a firewall cannot be over-emphasized. Firewalls, no doubt, are one of the most important components of your computer (network). A Firewall can block threats that your Antivirus may ...