"All indications are that the attack on the editorial offices of satirical magazine Charlie Hebdo will provide a pretext for the introduction of further limits on our civil liberties - a new order the victims of which are unlikely to be terrorists … Independent analyses confirm that data inflation and the growing use of algorithms in intelligence work do not improve the effectiveness of threat detection.

There seems to be little overlap between “open government” and “surveillance state”. Public security –the most quoted justification behind surveillance – is routinely presented as the exemption from the expectation of state transparency. While we have seen significant developments towards more openness in such sensitive areas as public procurement, health management or IT infrastructure, when it comes to “our security” all rational arguments seem to fail.

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).

Since the first stories revealing the extent of mass surveillance appeared in the Guardian in June 2013, the Snowden files have helped to shine a light on the government agencies who monitor the online activity of their citizens and the companies who collect their customers’ personal data. Julia Powles (University of Cambridge), Mike Harris (Don’t Spy On Us), Josh Levy (Access Now) and Katarzyna Szymielewicz (Panoptykon Foundation) in a panel chaired by James Ball (The Guardian) explore who owns our data, how to take control of our online lives and ask what is the future of our personal data.

On 11 September 2014 digital right activists and advocates around the world commemorated the anniversary of 9/11 terrorist attacks on the WTC as the Freedom not Fear Day.