Hello Friends,I have some drawing data files .dwg files, I want to protect them from my employees so that if they copy it and try to use it outside the office that should't work. Is there any such solution in market ? I know their are some  - block pen drive- exe protection The above solution are not feassible for me.Kindly suggest Thanks,Kapil

The only thing I can think of is a program called CadLock.www.cadlock.com