Max Planck Institute for Comparative Public Law and International Law, Max Planck Institute for Comparative Public Law and International Law, University Grenoble-Alpes, CESICE, France. Senior Fellow Cross Border Data Forum & Future of Privacy Forum, Université Libre de Bruxelles (ULB), University of Aberdeen, Max Planck Institute for Comparative Public Law and International Law, Leiden University School of Law, Tilburg Law SchoolTilburg University, Max Planck Institute for Comparative Public Law and International Law, Leiden University, Shizuoka University, Israel Defense Forces (IDF), Max Planck Institute for Comparative Public Law and International Law, Uppsala University, University of Bonn - Department of Law, Lund University, University of Graz, University of Glasgow, School of Law, University of Palermo, Max Planck Institute Luxembourg for International, European and Regulatory Procedural Law and UN International Law Commission