These three undated NSA slides describe alleged Chinese cyberattacks against US military targets, codenamed BYZANTINE HADES: see the Der Spiegel article The Digital Arms Race: NSA Preps America for Future Battle, 17 January 2015.

This June 2010 NSA presentation for the SIGDEV conference describes efforts to trace a suspected Chinese cyber attack: see the Der Spiegel article The Digital Arms Race: NSA Preps America for Future Battle, 17 January 2015.

This undated NSA presentation describes techniques for repurposing third party attack tools: see the Der Spiegel article The Digital Arms Race: NSA Preps America for Future Battle, 17 January 2015.

This 7 February 2010 NSA presentation outlines techniques to “discover, understand, evaluate, and exploit foreign CNE/CNA exploits”: see the Der Spiegel article The Digital Arms Race: NSA Preps America for Future Battle, 17 January 2015.

This undated NSA presentation sets out the network-mapping tool Treasure Map, and supplies information on some of the agency’s collection access points: see the Intercept article New Zealand Launched Mass Surveillance Project While Publicly Denying It, 15 September 2014.

This 26 April 2011 SIDToday post from the NSA/CSS Threat Operations Center (NTOC) Hawaii describes how the NSA has developed its capabilities in collecting “other people’s sigint”, for instance in exploiting Chinese operations against the United Nations: see the Der Spiegel article The Digital Arms Race: NSA Preps America for Future Battle, 17 January 2015. […]