2009-06-22 BackTrack 4 Pre Release Available for Download http://www.offensive-security.com/backtrack4-guide-tutorial.pdf http://www.remote-exploit.org/cgi-bin/fileget?version=bt4-prefinal-iso http://www.offensive-security.com/blog/backtrack/backtrack-pre-final-public-release-and-download/ いよいよです!