When it comes to forensics, penetration and security testing Kali Linux – which is designed for security professionals and packed with more than 300 security testing tools — is arguably the most developed of the Linux distributions. Available in 32 bit, 64 bit, ARM, Live USB, and VMware versions, Kali Linux is maintained and funded by Offensive Security Ltd. Version 1.0.6 released on January 9, 2014 delivers a host of improvements, including the switch to Debian and use of an FHS-compliant system.
via Top 10 security tools in Kali Linux 1.0.6 | Network World.
I really like Fern. Pretty cool. An end to aircrack-ng? I still prefer command line though.