Firewalls are typically implemented as routers,but it doesn’t have to be that way. Bridging packet filters have a number of advantages,and you can add them to your network at a later stage without changing the configuration of your network components.

When users think about their workstations at home, they often forget about security. But danger is out there,waiting to pounce on the unsuspecting. Shorewall helps everyday Linux users keep the intruders away.

The KDE Guarddog program promises an easy Linux firewall setup with just a few clicks. Guarddog helps inexperienced users secure computers – and even whole networks – against attack.

Netfilter firewalls create highly detailed logfiles that nobody really wants to inspectmanually. Logfile analysis tools like IPtables Log Analyzer,Wallfire Wflogs,and FWlogwatch help administrators keep track of developments and filter for importantmessages.

Firewalls are becoming evermore sophisticated. Luckily, the tools for managing firewalls are becoming simpler and more accessible for ordinary users

Version 3 of Red Hat’s free community-supported Fedora Core distribution will be available by the time you read this article.On the surface, very little has changed,but under the hood,Core 3 has innovations designed to improve the user experience.We investigated the final release candidate,and here’s what we found.

To get past a firewall and into a LAN,you need either a secret backdoor or a cooperative agent on the inside. A Jabber client on the LAN contacts a public Jabber server and wait for instructions trickling in as instant messages from its Internet buddies.

Suse has taken the lead on competitors Red Hat and Mandrake by releasing an enterprise Linux product that comes with the 2.6 kernel. What do you get with the new Suse Enterprise Linux? We’ll give you a look at the best of what’s inside Suse Linux Enterprise Server 9.

Most web libraries make 90 percent of the job simple and the rest impossible. Rails,an open source framework programmed in Ruby,is flexible enough to succeed with that remaining 10 percent.