The subject of this work is legal regulation related to personal data protection, its emergence and improvment over time, by enacting and introducing in applicable rules, based of types and ways of proceeding with personal data. Special emphasis is given to the modern way of life, permanent technological progress which society is faced with and the possibilities of determination and separation of personal data in everyday social and business world. The digital age, which brings extraordinary possibilities and benefits in the field of communication speed, quantity and speed of available information which are eventful and integral part of everyday life, with all the benefits that it brings, still requires a retrospect to the risks threating from both great features. Is it even possible to protect personal data and privacy, which are important and assured to every human being.Who can, and based on which law, access personal information, use them and process them. How is personal data secured, which institutions have the jurisdiction over it and how effective is their protection.