[telecom] Revealed: how US and UK spy agencies defeat internet privacy and security

Revealed: how US and UK spy agencies defeat internet privacy and security

  • NSA and GCHQ unlock encryption used to protect emails, banking and medical records

  • 0m-a-year US program works covertly with tech companies to insert weaknesses into products

  • Security experts say programs 'undermine the fabric of the internet'

James Ball, Julian Borger and Glenn Greenwald Guardian Weekly

5 September 2013

US and British intelligence agencies have successfully cracked much of the online encryption relied upon by hundreds of millions of people to protect the privacy of their personal data, online transactions and emails, according to top-secret documents revealed by former contractor Edward Snowden.

The files show that the National Security Agency and its UK counterpart GCHQ have broadly compromised the guarantees that internet companies have given consumers to reassure them that their communications, online banking and medical records would be indecipherable to criminals or governments.

The agencies, the documents reveal, have adopted a battery of methods in their systematic and ongoing assault on what they see as one of the biggest threats to their ability to access huge swathes of internet traffic - "the use of ubiquitous encryption across the internet".

Those methods include covert measures to ensure NSA control over setting of international encryption standards, the use of supercomputers to break encryption with "brute force", and - the most closely guarded secret of all - collaboration with technology companies and internet service providers themselves.

Through these covert partnerships, the agencies have inserted secret vulnerabilities - known as backdoors or trapdoors - into commercial encryption software.

The files, from both the NSA and GCHQ, were obtained by the Guardian, and the details are being published today in partnership with the New York Times and ProPublica. They reveal:

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