This page from GCHQ’s internal GCWiki, last updated on 1 May 2012 documents progress in a variety of the agency’ projects: see Facing Data Deluge, Secret U.K. Spying Report Warned of Intelligence Failure, 7 June 2016.
This 60-page NSA presentation from 27 August 2009 explains the use of different kinds of metadata tags in XKeyScore: see the Intercept article XKEYSCORE: NSA’s Google for the World’s Private Communications, 1 July 2015.
This undated GCHQ presentation explains the agency’s FLYING PIG database and its role in undermining SSL/TLS encryption: see the Der Spiegel story Prying Eyes: Inside the NSA’s War on Internet Security, 28 December 2014.
This undated GCHQ presentation introduces the FLYING PIG and HUSH PUPPY tools: see the Der Spiegel story Prying Eyes: Inside the NSA’s War on Internet Security, 28 December 2014.
The Guardian has today printed a new interview with Edward Snowden, conducted by Ewan MacAskill and Alan Rusbridger last week in Moscow. Two video clips from this interview have already been published; one in which Edward Snowden discussed the UK’s new surveillance law and a longer fifteen minute excerpt which touches on many of the issues in the full article.
This page from the NSA intranet dated July 2011 supplies advice from the NSA Offices of General Counsel (OGC) and Oversight and Compliance (NOC) on the admissibility of targeting strategies against the users of popular websites (including WikLeaks and the Pirate Bay): see the Intercept article Snowden Documents Reveal Covert Surveillance and Pressure Tactics Aimed at WikiLeaks and Its Supporters, 18 February 2014.
This Booz Allen Hamilton presentation on the NSA’s Quantum tools describes the different kinds of malware attacks available to workgroups within the agency, the procedure an analyst must follow in order to make use of them and the way the systems themselves work, using a “man-on-the-side” attack from TAO’s FOXACID server. It also describes the respective Quantum capabilities of the NSA and GCHQ. See the Der Spiegel article Inside TAO: Documents Reveal Top NSA Hacking Unit, 29 December 2013.
An internal Special Source Operations document describes the volume of user account information obtained from Yahoo data centres amid internal NSA complaints about its limited intelligence value: see the Washington Post article NSA infiltrates links to Yahoo, Google data centers worldwide, Snowden documents say, 30 October 2013.
This Special Source Operations presentation describes the NSA’s problems with overcollection of data from email address books and buddy lists: see the Washington Post article NSA collects millions of e-mail address books globally, 14 October 2013.