The nation’s top intelligence official on Thursday sidestepped questions from a senator about whether the National Security Agency has ever used Americans cellphone signals to collect information on their whereabouts that would allow tracking of the movements of individual callers.
Facebook and Yahoo are asking a secret court to allow them to disclose data on national security orders the companies have received under the Foreign Intelligence Surveillance Act.
An attorney for a suburban Chicago teenager facing terrorism charges raised the question at a pre-trial hearing Tuesday about whether expanded U.S. surveillance methods — the subject of heated national debate — were used in her client’s case.
Microsoft is asking a court to let it disclose data on national security orders the company has received under the Foreign Intelligence Surveillance Act.
Google is asking the Obama administration for permission to disclose more details about the U.S. government’s demands for email and other personal information transmitted online in an effort to distance itself from an Internet dragnet.
The Senate delayed a final vote on whether or not to add oversight and privacy safeguards to the Foreign Intelligence Surveillance Act (FISA) amendments that allows federal agencies to conduct warrantless wiretapping.