A research group in the computer sciences faculty at North Carolina State University has written a prototype to prevent rootkits from manipulating kernel object hooks to do their damage.

A null-pointer dereference in the Linux kernel allows local users to assume root privileges. Brad Spengler, who claims first discovery, announced that he will present a corresponding exploit during the course of the day.

Tailbeep is a simple administration tool that sends an audible beep when it finds a specified search string in a log file. Version 0.45 now includes an interface to the Festival speech synthesis framework.

The current discussion in the Ubuntu forums is about a possible security hole in GNOME, specifically about GNOME registered users having their passwords appear as cleartext on the keyring. Not a bug, say its defenders, but the security concept behind the GNOME keyring.

How to find, map, crack, and impersonate wireless networks.

The Linux-Kongress is traditionally where kernel developers exchange honors and advice about new features and enhancements. This year a number of speakers presented performance improvement data and discussed what aspects of Linux can be drawn out even more.

Italian firm Endian has completed work on a Linux-based firewall software product in version 2.3. The Community edition of the Endian Firewall (EFW) includes features that were previously available for paying customers only.