The protection of fundamental rights has become an axiom that no longer requires the luxury of argumentation. From another point of view, the protection of human rights on the Internet is beginning to come out. This is all the more important because the Internet plays an important role in people’s daily life and in all aspects of human society. The impact of the Internet on social, economic and cultural activities is also growing. The title of the article is ,,The role of Public Administration in establishing mechanisms for legal protection of private life and personal data on on the Internet”. It suggests that we will conduct a research into the following topics: obligations to respect specific rules and procedures by public authorities and private companies when they process personal data; general surveillance or interception measures; respect of privacy at the workplace; assistance provided by the data protection authority; network and information security.