CAD-Protect

CAD-Protect
Other features can include:
Several levels of protection: CAD-Protect provides multiple layers of protection that you can control from the program dialog window.
It requires no software or plugins: With CAD-Protect you only need to send your DWG. People who receive no need to install any software or plugin to view them.
Compatible with any CAD: CAD Files protected with DWG-Protect are compatible with any CAD program that can read DWG file types such as AutoCAD, Bricscad, ZWCAD, MicroStation, etc.
Simple to use: CAD-Protect is a very easy to use. You only have to open the drawing in AutoCAD protect and then choose the desired level of protection for that file.
Reversible System: You can check out their own files protected with the same program.
Password Protection: With CAD-Protect you can assign a password to your drawings protected to prevent other people who also use CAD-Protect can check out his drawings do not have the password if you have included in it.
Unlimited Help and Support: If you have any questions using the program we offer unlimited help and support.