Regardless of its short history as a private right, privacy is one of the pillars of modern society. Every individual has the right to develop their own thinking, without being the target of excessive criticism. Thus, the role of privacy is to grant individuals a place for reflection. Nevertheless, throughout the years, technological developments have always exerted great influence on the concept of privacy. Indeed, with each new advance of information technologies, the social perception of what can be considered private evolves. Presently, we are in the dawn of a new era. One characterized by an informational dependency of which the world has never seen, and that requires us to rethink the importance of privacy in future societies.