Article{nokey, title = {New Data Security Requirements and the Proceduralization of Mass Surveillance Law after the European Data Retention Case}, author = {Zuiderveen Borgesius, F. and Arnbak, A.}, url = {http://papers.ssrn.com/sol3/papers.cfm?abstract_id=2678860}, year = {1027}, date = {2015-10-27}, keywords = {Data protection, data retention, GCHQ, Grondrechten, metadata, NSA, Privacy, security, Snowden, Surveillance, traffic data}, }