Title: Events analysis

Release Date: 2015-09-25

Document Date: 2008-11-27

Description: This GCHQ slide taken from a presentation dates 27 November 2008 confirms that agency metadata repositories can be datamined for information relating to individuals within the UK: see the Intercept article Profiled: From Radio to Porn, British Spies Track Web Users’ Online Identities, 25 September 2015.

Document: Events analysis

SALAMANCA, HAUSTORIUM, THUGGEE, IMMINGLE

less intrusive than communications content

authorisation not needed for individuals in
the UK

necessity and proportionality still
matter

-searches are logged and audited

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