Some more info here: http://www.mindhog.net/~mmuller/projects/crack/Manual-0.7.ht...

This is quite cool to play with - nice work.

May I suggest you give the tutorials a solid proof read? There are quite a few typos in the first few pages.

"This APIs is really simple" "Webshell make it simpler."

Also, waaaay too many smiley faces.