This Boundless Informant slide shows the number of phone (DNR) and internet (DNI) records collected day-by-day between 10 December 2012 and 8 January 2013, from NSA’s foreign partners: see the Der Spiegel article Spying Together: Germany’s Deep Cooperation with the NSA, 18 June 2014.

This Boundless Informant slide shows the immense number of phone (DNR) and internet (DNI) metadata records collected day-by-day between 10 December 2012 and 8 January 2013 for NSA Special Source Operations from a number of sources including XKeyScore: see the book No Place To Hide, 13 May 2014.

This undated NSA document explains how to set up an aspect of the XKeyScore architecture: see the Intercept article XKEYSCORE: NSA’s Google for the World’s Private Communications, 1 July 2015.

This April 2012 NSA presentation uses an AT&T specific term – Common Backbone or CBB – to refer to the Internet backbone of the corporate partner it codenames FAIRVIEW: see the New York Times article AT&T Helped U.S. Spy on Internet on a Vast Scale, 15 August 2015.

This undated NSA presentation describes techniques for detecting botnets: see the Der Spiegel article The Digital Arms Race: NSA Preps America for Future Battle, 17 January 2015.

This undated page from NSA’s internal WikiInfo describes VALIANTSURF “the coverterm for the development of Data Network Cipher (DNC) exploitation capabilities in TURMOIL”: see the Der Spiegel story Prying Eyes: Inside the NSA’s War on Internet Security, 28 December 2014.