See the article: XKeyscore: NSA tool collects 'nearly everything a user does on the internet' (Guardian, link) XKeyscore gives 'widest-reaching' collection of online data NSA analysts require no prior authorization for searches Sweeps up emails,
See the article: XKeyscore: NSA tool collects ‘nearly everything a user does on the internet’ (Guardian, link)
XKeyscore gives ‘widest-reaching’ collection of online data
NSA analysts require no prior authorization for searches
Sweeps up emails, social media activity and browsing history
See also: XKeyscore presentation (pdf) “Top Secret” and addressed to the countries in the 1946 UKUSA agreement – USA, Canada, Australia, New Zealand and UK
and: NSA Chief Heckled At BlackHat As Agency Defends XKeyscore: Alexander fends off attacks from BlackHat audience member (Techweek Europe, link)