Our data shadows and digital dandruff can be used to track and record our activities online. Even if there is nothing to hide, this can become problematic. Katarzyna Szymielewicz discuss these problems with Jeremy Malcolm (Electronic Frontiers Foundation), Joana Varon (Centre for Technology and Society in Rio de Janeiro), Niels ten Oever (Article 19) and Harry Halpin (World Wide Web Consortium - W3C).

Glenn Carle (Former Deputy National Intelligence Officerfor Transnational Threats at the CIA), Katarzyna Szymielewicz (President of the Panoptykon Foundation) and Robert Pritchard (Associate Fellow at the Royal United Services Institute and Founder of The Cyber Security Expert) comment on US debates on private and state internet surveillance.

Watch video (Al Jazeera)