Sen. Ron Wyden said in a letter that one U.S. phone carrier turned over Senate data to law enforcement without notifying the ...

Sen. Ron Wyden (D-Ore.) said Wednesday that three major phone carriers failed to establish systems to notify offices about ...

Senator Ron Wyden scribed a letter accusing major phone carriers including AT&T, Verizon and T-Mobile of "failing" to address ...

Sen. Ron Wyden says the big three didn't notify lawmakers as required – even on possible White House orders.

In a letter to fellow senators, the Oregon Democrat alleged that carriers had failed to properly warn lawmakers about surveillance requests.

AT&T's surveillance system is said to follow a ... In the aftermath, the Electronic Frontier Foundation launched lawsuits and FOIA requests for further details on Hemisphere, targeting both ...

I write to request that you clear for public release additional information about the Hemisphere Project. This is a long-running dragnet surveillance program in which the White House pays AT&T to ...

Of those 301,816 requests, AT&T challenged 3,765 requests and provided ... containing content under the Foreign Intelligence Surveillance Act, affecting at least 35,000 user accounts, AT&T said.

In a move that’s supposed to help people screen spammy phone calls, AT&T announced a new service ... of” for complying with law enforcement surveillance requests. TransUnion acquired Neustar ...