The NSA says they haven't done anything illegal. But one cyber security expert finds that claim dubious.

The latest revelation about the NSA's surveillance operations is that the agency secretly broke into communication links between Google and Yahoo data centers around the world.

Allegations that the NSA tapped German Chancellor Angela Merkel's mobile phone are threatening the relationship between Germany and America.

The new revelation is part of Edward Snowden's latest leak.

It might be cold comfort for those worried about government surveillance, but today we learned a federal judge reprimanded the NSA for breaking its own privacy requirements.

The controversy over the National Security Agency grabbing our personal data, with the asssistance of Silicon Valley, could make it tough for tech to do business.

Newly revealed documents suggest deeper and more widespread NSA surveillance of emails and chat messages. And Oakland, California approves a plan for a new local surveillance center.

The biggest difference between the two? This year Defcon organizers disinvited the Feds in the wake of NSA surveillance revelations. While Black Hat's keynote speaker will be none other than NSA Director General Keith Alexander.

The House narrowly defeated an amendment that would have ended funding for mass collection of phone records and other data by the NSA.

"There's no central method to search an email at this time with the way our records are set up, unfortunately."