Protect project files of EDIUS and ADOBE PREMIER with dongle

We want to protect the "Project Files" of Edius and Adobe Premier. The protection should be done by encrypting files and allows view only on conditions.... such as presence of a USB dongle. We will provide dongle SDK. Simple encryption and ensurig that even files saved with "Save project as' as encyted will also do as we can use our envelope technology for dongle protection. Our objective is to provide this solution to users along with our dongles.