Most users have become so accustomed to networking that they never stop to ask if anyone may be listening. We all know we’d better be careful on the open Internet – even home users now use f more...

Security experts are always concerned with WLAN access points, but they sometimes forget that the client is also open to attack. Public hotspots make it quite easy for attackers to hijack connections, as the Hotspotter tool demonstrates.

Any user on a LAN can sniff and manipulate local traffic. ARP spoofing and poisoning techniques give an attacker an easy way in.

The Simple Security Policy Editor (SSPE) helps you organize your network and keep track of security policies across multiple firewalls. You can reference a central policy to generate rulesets for packet filters and VPN gateways.

In the beginning, the web only went one way. Someone behind the server “got the content ready,” and it appeared to the user as a sculpted, readonly display. Then came HTML forms and CGI scri more...

The best way of organizing collaboration on the Web is with a Wiki. Mediawiki, the Wiki behind the famous Wikipedia project, sets the standard for web-based collaboration tools.

A wiki can keep corporate groups on schedule and support collaboration. TWiki is both a leading open-source Wiki for the enterprise and a collaboration platform for building web applications.

The PHP-based Drupal framework makes dynamic websites simple. The modular system is extensible using free modules and the appearance is template-driven. In this article, we will be delving into Drupal’s range of functions and discussing installation and basic configuration.

Once you could only choose one operating system. Then you could choose more, but you had to reboot. In today’s world, users prefer their heterogeneity to come in a single package. Why not run more...

If you need to make a Windows application run on Linux, there is no better way than Wine. We investigated the free and commercial Wine variants to see how they bear up under real-life conditions.

Version 4.5.2 of the commercial VMware PC emulator was released just recently. For many users, VMware is the preeminent virtual PC. In this article, we’ll tell you what’s new in VMWare Workstation 4.5.2, and we’ll show you how you can get started with running Linux in VMWare.

User-Mode Linux feels like Linux because it is Linux. You’ll find a hundred uses for this fast and sensible virtual Linux system

Emulators now give users the ability to run their beloved Mac OS X on Linux, bringing birds of a feather back together

You’ve been through the basics of playing sound and editing videos on your Linux system. Now take a step closer to the tools and techniques of the experts.

The MainActor video editing software may appear to have only a rudimentary title generator. But with some tricks and special effects, MainActor can give you some impressive opening credits.

Authoring video DVDs with Linux was a problem for a long time, but a few useful tools are closing the gap. And Q-DVD-Author gives you a handy front-end for controlling the process.

Transcode is a handy tool for manipulating video files at the command line. With its modular architecture, the Transcode utility gives users much more than simple format conversion.

Don’t look now, but your mailbox is full of junk, and a snooper is live on a distant server, reading your opinions of your boss. Remember when email used to be easy? To restore some sanity to your correspondence, you’ll need the right tools.

Even if you do not have a mail server of your own, SpamAssassin can help you filter out unsolicited junk mail. This article describes how SpamAssassin collaborates with Evolution and KMail. Thunderbird, on the other hand, has its own simple spam-detection feature.

The leading email applications include new features for helping users secure and authenticate their mail messages, but each tool has a different approach to handling tasks such as signing and encryption. This article describes how to add encryption and digital signatures to the Thunderbird, Kmail, and Evolution mail clients.

Hypermail converts email messages to HTML and allows you to group your messages in tidy archives.