This 2009 NSA presentation, based on an internal agency newsletter article from 20 March that year, describes the growth in airlines offering onboard mobile phone services, which the Agency had alreadyu been actively collecting for at least a year: see the Intercept article American and British Spy Agencies Targeted In-flight Mobile Phone Use, 7 December 2016.
Today the European Court of Justice (ECJ) ruled on a complaint brought by Max Schrems, a 27-year-old graduate student, in response to Edward Snowden’s revelations. Schrems had argued that Facebook’s cooperation with the PRISM programme revealed by Edward Snowden meant that it was not adequately protecting the data of its European customers.
This 42-page report from 10 March 2011 provides an overview of GCHQ’s information operations unit and the behavioural science theories that underpin its activities: see the Intercept article Controversial GCHQ Unit is Deeply Engaged in Law Enforcement, 22 June 2015.
These July 2009 documents provide a full list of the fibre-optic cables GCHQ had access to at that point, including details of location, bandwidth and corporate partners: see the Süddeutsche Zeitung article Snowden-Leaks: How Vodafone-Subsidiary Cable & Wireless Aided GCHQ’s Spying Efforts, 25 November 2014.