The Remote Exploit Development Team announced its version 4 (Beta) release of their popular BackTrack distro, this is an excellent distro targetted at security auditing. Now based on Debian core packages & utilizing the Ubuntu software repositories.

• Kernel 2.6.28.1 with better hardware support.
• Native support for Pico e12 and e16 cards is now fully functional, making BackTrack the first pentesting distro to fully utilize these awesome tiny machines.
• Support for PXE Boot - Boot BackTrack over the network with PXE supported cards!
• SAINT EXPLOIT - kindly provided by SAINT corporation for our users with a limited number of free IPs.
• MALTEGO - The guys over at Paterva did outstanding work with Maltego 2.0.2 - which is featured in BackTrack as a community edition.
• The latest mac80211 wireless injection pacthes are applied, with several custom patches for rtl8187 injection speed enhancements. Wireless injection support has never been so broad and functional.
• Unicornscan - Fully functional with postgress logging support and a web front end.
• RFID support
• Pyrit CUDA support...
• New and updated tools - the list is endless!