Governments across the world, whether in Europe (France, Belgium, Switzerland, Luxembourg, Romania…), North America, Canada… have rapidly implemented their own personal data protection system. While some countries have both adopted personal data laws and set up authorities to ensure that protection, others only have data protection laws or only data protection authorities without specific laws, and others have none. Most countries have decided to entrust “independent bodies” with the mandate of ensuring the respect of rights and principles set out in their legislation on the protection of personal data in order to tackle the following question : How to ensure the respect of the private sphere with the development of the new technologies outside Europe ? (Supinfo – Course Personal data protection worldwide – Part 3).