Features

• Single Packet Authorization  by Michael Rash
  Want something better than port knocking?
  
• eCryptfs: a Stacked Cryptographic Filesystem  by Mike Halcrow
  How does your filesystem security stack up?
  
• Multi-Category Security in SELinux in Fedora Core 5  by Russell Coker
  Not in the military and still want SELinux?
  
• PacketFence  by Ludovic Marcotte and Dominik Gehl
  An open-source solution to manage your security.
  

Indepth

• Need for Speed: PS3 Linux!  by Dave Taylor
  It's a miracle; it's a dog.
  
• The OpenSSH Protocol under the Hood  by Girish Venkatachalam
  What's SSH all about?
  
• Starting a Linux Firewall from Scratch  by Dinil Divakaran
  How do you start using iptables?
  
• Time-Zone Processing with Asterisk, Part II  by Matthew Gast
  What is a good time to call?
  
• Use Inkscape and XSLT to Create Cross-Platform Reports and Forms  by Chad Files
  Dynamic forms using Inkscape with XSLT
  
• Extract and Parse ODF Files with Python  by Kamran Husain
  Want to use Python to dissect an ODF file?
  

Columns

• Reuven Lerner's At the Forge   Dojo Events and Ajax  
  
• Marcel Gagné's Cooking with Linux   Security for Your Data—It's Totally Mondo!  
  
• Dave Taylor's Work the Shell   Displaying Image Directories in Apache  
  
• Mick Bauer's Paranoid Penguin   Linux Firewalls for Everyone  
  
• Jon maddog Hall's Beachhead   The Outer Banks  
  
• Doc Searls' Linux for Suits   Why an iPhone When We Can Make Our Own OpenPhone?  
  
• Nicholas Petreley's /var/opinion   Do Not Forget What People Fetch  
  

Quick Takes

• MySQL Deserves a Double Take  by Reuven M. Lerner
  

In Every Issue

• Letters  
  
• upFRONT  
  
• Tech Tips  
  
• New Products