Edited in cooperation with Sven Wohlgemuth 1 Executive Summary

The Dagstuhl Perspectives Workshop “Online Privacy: Towards Informational Self-Determination on the Internet ” (11061) has been held in February 6-11, 2011 at Schloss Dagstuhl. 30 participants from academia, public sector, and industry have identified the current status-of-the-art of and challenges for online privacy as well as derived recommendations for improving online privacy. Whereas the Dagstuhl Manifesto of this workshop concludes the results of the working groups and panel discussions, this article presents the talks of this workshop by their abstracts