Klaus Knopper is the creator of Knoppix and co-founder of LinuxTag expo. He 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.

IT risk analysis determines the systems that need protection and helps the IT manager determine which protective actions are most cost effective.

The Network Time Protocol keeps Charly up to date at all times. To put all of this punctuality in the service of the common good, he even exports the time signal.

In a high-performance environment, you want speed as well as security. Kurt looks at some approaches to security that won't slow things down.

Looking for lightweight alternatives to established CMS? Croogo and Bolt might be right up your alley.

Darktable shines as the most powerful free RAW converter, with impressive new features in the current version 1.2.

The Twidge microblogging tool is easy to learn and provides a much less cluttered environment than Twitter.

Productive work processes typically require extensive use of copy and paste. CopyQ expands your desktop's short-term memory, giving you quick access to previously copied content.

If your home network includes a Linux machine, you have access to everything you need to share your printers on the network as AirPrint-enabled devices.

Chronicler Zack Brown reports on the latest news, views, dilemmas, and developments within the Linux kernel community.