Thanks to a three-decade-old executive order, researchers say, Fourth Amendment protections against warrantless domestic surveillance may not be as strong as first thought.
The government agency known for its secretive surveillance tactics is opening academic cybersecurity training centers in five US universities.
The federal Privacy and Civil Liberties Oversight Board calls the program "effective," but recommends some improvements.
Surveillance agency collecting millions of images daily for identifying and tracking intelligence targets, documents obtained by The New York Times reveal.
In the skies above the NSA's data center in Bluffdale, Utah, a lone airship protests mass government surveillance.
A group of Europe-based Facebook users had asked an Ireland-based judge to investigate the social network's relationship with the NSA. It didn't work out.
Security experts gather again in Vegas to show off and debate the latest in hacks and flaws, focusing this year on the latest risks facing Net-connected devices.
The NSA whistleblower claims he repeatedly expressed concerns about surveillance to supervisors and colleagues, but the agency says it could find just one email exchange.
The Privacy and Civil Liberties Oversight Board says that the NSA's collection of bulk phone records should be shut down immediately.
An accused terrorist and US resident becomes the first criminal defendant to legally confront the government for eavesdropping on his communications.