One of the great features included in Linux is the IPtables firewall. Unfortunately, its command-line use is rather complex, and it can be intimidating for even experienced Linux users to configure it. Firestarter is a friendly graphical interface that allows you to configure a software firewall in Linux using the built-in IPtables/IPchains utilities.

Window Snyder has the somewhat offbeat title of "chief security something-or-other" at Mozilla, where she is responsible for overseeing efforts to boost the security of the company's open-source offerings, including the Firefox browser.

We all know that when you simply delete a file it's possible to recover it later. Sometimes this is useful, if you accidentally delete something important; but most of the time this is a problem, and you really want that file gone forever. This howto will explain how to delete a file in linux securely and permanently, so it can never be recovered.

Requiring system accessibility via the Internet poses several problems for system administrators. One problem is allowing access by authorized users with the least amount of complexity on the client computer while keeping the system and its services safe from intruders.

Estimates vary, but generally it is believed that there are 100 to 500 Linux viruses out there. The tiny number of Linux viruses that do exist have never resulted in a significant outbreak. In comparison to the plethora of viruses and worms in Windows-based platforms, the volume of Linux viruses is insignificant. So this leads us to two questions: why are there so few Linux viruses and are Linux anti-virus tools necessary?

In the first part of this multi-part tutorial on FOSSwire, I look at some simple ways you can boost your security for the Apache web server. In this part, I’m going to look at securing the OpenSSH server, which is used for remotely logging in to your server.

With IT budgets getting tighter, managers need to trim costs. Service contracts are expensive for any technology; firewalls are no exception. Netfilter, the project that provides the packet filtering program iptables, is a free firewall alternative. While it lacks the service contract of commercial solutions and a pretty interfaces to make firewall modification easy, it has solid performance, performs effectively at firewalling, and allows for add-on functionality to enhance its reporting and response functions.