The course aims at a critical understanding of the web in its three key dimensions, namely 1) as a means of communication, 2) as a global marketplace, and 3) as a technology of mass-surveillance. We will focus on the applicable legal framework to online transactions and online speech, as well on the main current policy and regulatory issues concerning the 'cyberspace'. We will practice and learn how to apply legal principles of human rights, private law, competition law, data protection and informational privacy in relation to factual scenarios emerging from the latest developments of the internet.