Here are some tips for keeping your CAD files safe
https://www.bimoutsourcing.com/cad-files-safe-and-backed-up.html
CAD (Computer-Aided Design) is a method of designing that makes use of computers or workstations in order to do things like create, modify, analyze, or optimize a design with the aid of a computer. Software like this increases designer productivity, improves design quality, enhances communication through documentation, and creates a manufacturing database.