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One NSA worker did it "out of curiosity," another for "practice." Agency's letter in response to query from US senator gives glimpse of romance-related -- and other -- misuses of surveillance system.
You can add location tracking to the surveillance activities carried out by the secretive US agency, The Washington Post reports. And though the NSA says Americans aren't targets, data on some does get sucked up.
Drawing on thousands of leaked documents, The New York Times and the UK's Guardian offer up lengthy looks at the beleaguered spy agency.
NSA surveillance and Obama administration policies are putting a damper on freedom of the press, says a report. Meanwhile, Prism leaker Edward Snowden accepts an award in Moscow.
Series of blown circuits destroyed hundreds of thousands of dollars worth of gear and pushed back completion of National Security Agency's largest data center, says report.
The National Security Agency uses a bit of jiu-jitsu to turn the structure of Web ad networks against people who run Tor to remain anonymous.
Latest secret documents provided by Edward Snowden and published by Guardian show that National Security Agency has been trying to break through online anonymity provided by popular tool.
Test was meant to suss how National Security Agency's systems could handle bulk location data, according to Director of National Intelligence James Clapper and NSA head Keith Alexander.
National Security Agency dips into its database of phone and e-mail info to create complex "social graphs" for foreign intelligence purposes, says a report. Some American citizens get swept up in the effort.