This SIDToday post dated 18 January 2006 discusses how NSA is dealing with a new obstacle: IP telephony services whereby a target can obtain a US or UK phone number. A VoIP Normalization Working Group worked with NSA’s Office of General Counsel to develop a system whereby such numbers can be classified as of non US status, where certain legal protections would not apply: see the Intercept article 328 NSA Documents Reveal “Vast Network” of Iranian Agents, Details of a Key Intelligence Coup, and a Fervor for Voice-Matching Technology, 15 August 2015.
A post from NSA’s internal newsletter SIDToday dated 30 May 2006, describes a new collection system deployed to Kuwait that can listen in to Iranian satellite ground stations used by the Revolutionary Guard, resulting in valuable intelligence on Iran’s activities in Iraq, including its influence on the Iraqi government: see the Intercept article 328 NSA Documents Reveal “Vast Network” of Iranian Agents, Details of a Key Intelligence Coup, and a Fervor for Voice-Matching Technology, 15 August 2015.
This 18 May 2010 article from the NSA internal newsletter SIDToday outlines how the agency is reacting to the growth of mobile phone services on board commercial aircraft: see the Intercept article American and British Spy Agencies Targeted In-flight Mobile Phone Use, 7 December 2016.
This NSA presentation from March 2009 explains how agency analysts can exploit HTTP data through XKeyScore: see the Intercept article XKEYSCORE: NSA’s Google for the World’s Private Communications, 1 July 2015.
These six slides from 2010 GCHQ presentation outline the results of a trial operation to acquire SIM encryption keys: see the Intercept article The Great SIM Heist: How Spies Stole the Keys to the Encryption Castle, 19 February 2015.
This CSE (then CSEC) presentation from 2012 describes the Canadian agency’s file download monitoring operation: see the Intercept article Canada Casts Global Surveillance Dragnet Over File Downloads, 28 January 2015.