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 surveillance issues.

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

AT&T, Verizon, and T-Mobile US failed to set up systems to notify lawmakers when government snoops came calling for their ...

including AT&T, Sprint, T-Mobile and Verizon. The number of requests addressed by the study - the first time law enforcement's cell surveillance has been studied at a national level - surprised ...

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 ...