This GCHQ document from November 2008 provides a guide to the legal authorisations required for different forms of agency activity: see the Intercept article Spies Hacked Computers Thanks to Sweeping Secret Warrants, Aggressively Stretching U.K. Law, 22 June 2015.
These three slides, taken from a 11 April 2013 NSA presentation show screenshots from a tool called CyberCOP, which appears to monitor botnets and the DDOS attacks they perform: see the NDR.de article Cyberkrieg: Wie gefährdet ist Deutschland?, 12 January 2015.
Originally posted at TED.com
Edward Snowden made a surprise appearance at TED2014 on 18 March 2014, speaking in Vancouver by means of a mobile video unit which he could control from a remote location. Snowden’s TED talk took the form of a conversation with Chris Anderson and Tim Berners-Lee, who had called for the formulation of an online bill of rights less than a week earlier.
A transcript follows after the video below.