Infographic: Metadata and data retention explained August 8, 2014 2.18am EDT Emil Jeyaratnam and Helen Westerman Authors Emil Jeyaratnam Multimedia Editor, The Conversation Helen Westerman Business + Economy Editor, The Conversation The Conversation’s partners View partners of The Conversation Republish this article We believe in the free flow of information. We use a Creative Commons Attribution NoDerivatives licence, so you can republish our articles for free, online or in print. Republish Online privacy Surveillance National security Malcolm Turnbull Metadata George Brandis Data retention You might also like VIDEO: Michelle Grattan on the government’s approach to welfare An intelligence review should include not just policy considerations, but open public debate. Shutterstock Intelligence review must tackle anxiety around information-gathering, privacy and security Malcolm Turnbull has announced a permanent rise in Australia’s humanitarian refugee intake to nearly 19,000. EPA/Jason Szenes Turnbull announces a new refugee plan, but will it solve the crisis? Is a Great British Firewall what UK plc perhaps needs? Or is it asking for trouble? Andrea Danti/shutterstock.com Does the UK need or even want a ‘Great British Firewall’?