startx not working

sudo chmod +s /usr/bin/X11/Xorg

fix java: xcb_xlib.c:82: xcb_xlib_unlock: Assertion `c->xlib.lock' failed.

sed -i 's/XINERAMA/FAKEEXTN/g' /usr/lib/jre1.6.0_01/lib/i386/xawt/libmawt.so

aircrack

http://www.offensive-security.com/movies/aircrack_ptw/aircrack_ptw.html

1. aircrack-ptw : install libpcap and aircrack-ptw
2. aireplay-ng (-1) : fake authentication
3. aireplay-ng (-3) : arp request replay
4. airodump : dump packets
5. aircrack-ptw : packet until key found