Klein, a former AT&T technician turned whistleblower, exposed mass surveillance by the U.S. government in 2006.
Mark Klein, the former AT&T employee who helped expose the fact that the National Security Agency was spying on vast amounts of internet traffic in the U.S. during the mid-2000s, has died, according ...
The Electronic Frontier Foundation (EFF) recently announced the passing of Mark Klein, the AT&T whistleblower who exposed the ...
Mark Klein, a former telecommunications technician for AT&T and a whistleblower, died in Oakland on Saturday at age 79 due to pancreatic cancer. Klein presented evidence from his work alleging that ...
In 2006, he shared corporate documents showing how the National Security Agency was accessing internet data through a secret room in an AT&T office building.
Mark Klein, a whistleblower who exposed a National Security Agency program of mass government spying on American internet ...
In 2006 the AT&T whistleblower exposed a secret room inside the company that routed network traffic to the NSA, leaking ...