Microformats are simple HTML tags that reveal information about web data. We'll show you how to take advantage of this handy technology.

Learning Ruby

Linux Appliance Design

The first KDE 4 beta release gives users a sneak preview of the many innovations the next K Desktop generation will introduce.

Study your network’s defenses with the Ubuntu-based nUbuntu security testing distribution.

Xnee, Gnee, Cnee, and Pnee – these strangely named tools record and play back mouse and keyboard actions.

Klaus Knopper is the creator of Knoppix and co-founder of the LinuxTag expo. He currently works as a teacher, programmer, and consultant. If you have a configuration problem, or if you just want to learn more about how Linux works, send your questions to: klaus@linux-magazine. com

Users log on to services such as SSH, ftp, SASL, POP3, IMAP, Apache htaccess, and many more using their names and passwords. These popular access mechanisms are a potential target for brute-force attacks. An attentive bouncer will keep dictionary attacks at bay.

The OpenSSI framework rearranges processes for easy and transparent clustering.

When tackling something complex, such as a foreign language or Vim commands, digesting small bits of knowledge might be more effective than consuming a super-sized meal of information. This month’s Perl column gives you a method of serving up knowledge snippets by email.

The CuteFlow document circulation system supports cross-platform document exchanges. CuteFlow is easy to install and configure but still has a couple of weak areas.