Iain Thomson reports:
The latest documents to be released from the Snowden archive show that the NSA was secretly authorized to carry out warrantless surveillance on US internet traffic in the name of cybersecurity.
Two memos released by ProPublica in cooperation with The New York Times show that in May 2012, the US Justice Department authorized the NSA to monitor domestic internet traffic as part of investigations into foreign hacking attacks. That authority was later extended to allow monitoring of IP addresses and “cybersignatures.”
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