After the late death of the Backtrack and some developers went of the distribution to Kali Linux and others have started their own projects .. many security distributions and penetration appeared, today our appointment with the BlackArch distribution, a Linux distribution based on Arch Linux and comes with more than 1,000 tool to protect the free and ready penetration for use directly, making it a good distro for those interested in the field of security information.
Distribution like her mother, is installed via the command line, which also come in several windows system managers like FluxBox, OpenBox and Awesome and Spectrwm, it is very light to reduce consumption, and do not forget, it is based on Arch, which means latest packages and updates.
To download BlackArch or to add to their repository to Arch Linux, see this link.
Have you tried BlackArch before ? How was your experience with it ?