how we can protect our lisp
how we can make password to open and modify to lisp
 
plz tell me i would appreciate you
 
thanks
ksami2004@gmail.com

Use "vlide" in AutoCAd to create .fas or .vlx files, which are safe from hacking.I don't believe you can set a password; if you want to revise just edit the original .lsp file and create new .fas/.vlx file.