Blackbuntu is a Linux distribution for penetration testing which is specially designed for training security students and practitioners of information security. It is currently built on Ubuntu 10.10 with the Gnome desktop environment. Blackbuntu will also include the KDE desktop in the final release of Blackbuntu Community Edition 0.3. It is not included in 0.1, 0.2 or the current 0.3 betas.
Blackbuntu Team:

We are a small team from Thailand, India, Turkey, USA., U.K., Canada, Ireland, Saudi Arabia, Brazil, Syria. We are not hackers, but we are computer security lovers.
Team List:
c1ph3r  < c1ph3r {at} blackbuntu . com >
x-c0d3  < x-c0d3 {at} blackbuntu . com >
Gravedigger < grave {at} blackbuntu.com >
b0x  < z1d {at} blackbuntu . com >
Nocdem  < Nocdem {at} gmail . com >
mayaseven < mayaseven {at} blackbuntu.com >
salary < salary {at} blackbuntu.com >
noes1s < blaksark {at} gmail.com >
Dan < dan.blackbuntu {at} gmail.com >
alexploiter < alexploiter {at} live.com >
Bruno Criado < dropped {at} 0thsecurity.net.br >
Kolton Kuhns < kolton.kuhns {at} gmail.com >
AKI2D < admin {at} virusthailab.com >
gh0st < gh0st {at} gg.pl >
®0ß3®7 < osans.org {at} gmail.com >
Swerve < subsevenlives {at} gmail.com >
bobweaver < bobweaver.blackbuntu {at} gmail.com >
MAD-C0d3 < m4dxc0d3 {at} gmail.com >

Official Blackbuntu IRC
irc.foonetic.net
#Blackbuntu
Join us on our IRC for faster support, engaging discussions and an all around good time.
Note: Our IRC channel is fully moderated.

Contact us:
We welcome any and all security experts who wish to join us and who would like to share their knowledge, skills and ideas that would help to improve and expand the Blackbuntu Project. This will greatly enhance the current state of our community and distribution as well as benefit the future of this project.
If you have any inquiries, please send us an email to support {at} blackbuntu.com

Screencshot: