Scale and significance of NSA snooping claims

Help

Documents leaked by former CIA worker Edward Snowden suggest that the UK data-gathering centre GCHQ has had access to a US internet monitoring programme since at least June 2010. Prism is said to give the National Security Agency and FBI easy access to the systems of nine of the world's top internet companies, including Google, Facebook, Microsoft, Apple, Yahoo and Skype.

BBC Newsnight Defence Editor Mark Urban's assessment of the NSA snooping allegations. His piece contains an interview with Edward Snowden by Glenn Greenwald/Laura Poitras/the Guardian newspaper.

BBC © 2014 The BBC is not responsible for the content of external sites. Read more.

This page is best viewed in an up-to-date web browser with style sheets (CSS) enabled. While you will be able to view the content of this page in your current browser, you will not be able to get the full visual experience. Please consider upgrading your browser software or enabling style sheets (CSS) if you are able to do so.