Backtrack 5 r3 has been released! August 13, 2012 by CyberRad Check it out here! Note: Be aware that there are many unofficial releases of Backtrack 5r3. Be sure to download Backtrack 5r3 from the official source www.backtrack-linux.org. Posted in Security Tools and tagged with aircrack-ng, armitage, Backtrack, cree.py, Linux, metasploit, Nmap, Pentest, scan, security, Snort, tools, w3af. RSS 2.0 feed.