Features

• Staying Current with Your Distribution's Security Updates  by Jeremy Turner
  Many attacks go after software for which a fix is already available. Get the new version working fast.
  
• Point-and-Click E-Mail Crypto  by Roy Hoobler
  These tools make encrypted mail almost as easy as the easily snoopable kind.
  
• Networking in NSA Security-Enhanced Linux  by James Morris
  SELinux is already in some cutting-edge distributions, so it's time to learn it.
  
• Encrypt Your Root Filesystem  by Mike Petullo
  Get high-grade security for all your data even when you can't lock up the hardware.
  

Indepth

• How I Feed My Cats with Linux  by Chris McAvoy
  Why stay home to feed the cats when you have the Internet, a Linux box and some handy hardware?
  
• Application Defined Processors  by Dan Poznanovic
  Here's how a general-purpose Linux system gets a speed boost from reconfigurable logic.
  
• Finding Stubborn Bugs with Meaningful Debug Info  by John Goerzen
  When a user reports a bug you can't duplicate, make the program help diagnose itself.
  
• Using Webmin—By the Book  by Frank Conley
  This Web-based tool lets you manage your system and keep a log of other sysadmins' actions.
  
• Counting with uniq  by Brian K. Tanaka
  Tame your server logs and other big data files with these command-line tools.
  

Embedded

• A Memory-Efficient Doubly Linked List  by Prokash Sinha
  Use this twist on a standard data structure to trade a little time to save what could be a lot of space.
  

Toolbox

• At the Forge   Bloglines Web Services  by Reuven M. Lerner
  
• Kernel Korner   The Linux Test Project  by Nigel Hinds
  
• Cooking with Linux   Forgotten Security  by Marcel Gagné
  
• Paranoid Penguin   Taking a Risk-Based Approach to Linux Security  by Mick Bauer
  

Columns

• Linux for Suits   Grass Roots vs. Giant Roars  by Doc Searls
  
• EOF   441 Reasons to Go Linux  by Brooke Partridge
  

Reviews

• Network Security Hacks  by Alex Weeks
  
• HP Compaq nx5000  by Don Marti
  
• Open Source Licensing: Software Freedom and Intellectual Property Law  by Don Marti
  

Departments

• From the Editor  
  
• Letters  
  
• upFRONT  
  
• Best of Technical Support  
  
• New Products