If you use rot13 as your data encryption, then a ten year old can absolutely break it--not by knowing what "rot13" or "data encryption" mean, but by clicking a button in a one-click jailbreak app.

On the other hand, if you use stronger data protection, technical expertise can be required--remember the "kamikaze hack" for breaking hardware DRM on the Xbox 360? https://kotaku.com/one-of-the-wildest-console-hacks-ever-184...