As unbelievable as it sounds, billions of picture from patient exams are “freely” available today on Internet. The problem is well known and fully documented since year but number of unsecured data files increase years after years. As healthcare digitization process every day, we can imagine how data security is important for the development of immersive technologies. The problem is well-documented. Greenbone found 24 million patient exams storing more than 720 million medical images in…"A billion medical images are exposed online, as doctors ignore warnings"