I think you need to look into file encryption software like True

所有跟帖： 

• Truecrypt is one free open source disk encryption software -色大膽小- ♂ (0 bytes) () 11/05/2009 postreply 09:50:24

• or just buy usb drive with hardware encryption -用戶名被占用了- ♂ (0 bytes) () 11/05/2009 postreply 09:52:05

• Hardware encreption cost money. I hate anything that cost money -色大膽小- ♂ (0 bytes) () 11/05/2009 postreply 09:54:54

• wait for rebate :) -用戶名被占用了- ♂ (0 bytes) () 11/05/2009 postreply 10:01:53

• My office'c computer can't install any software -weiyi- ♂ (48 bytes) () 11/05/2009 postreply 10:44:38