"[5] However, the 2013 mass surveillance disclosures revealed that GCHQ gathers "raw" information (without filtering out the communications of British citizens) from the web as part of its "Mastering the Internet" programme.
[6] "Mastering the Internet" (MTI) is a project by the British government and part of the Interception Modernisation Programme (IMP).
This involves thousands of DPI black boxes at various internet service providers in association with the GCHQ base in Cheltenham, funded out of a Single Intelligence Account budget of £1.6 bn, including a £200m contract with Lockheed Martin and a contract with BAE Systems Detica.
[7] As of 2013, the system is capable of copying signals from up to 200 fibre-optic cables at all physical points of entry into Great Britain.
We try to do that in conjunction with our allies.In 2013, The Guardian provided specific details of financial contributions made by the U.S. National Security Agency (NSA) in "Mastering the Internet" as part of the "Five Eyes" alliance between several English-speaking Western democracies.