Mark Klein, a whistleblower who exposed a National Security Agency program of mass government spying on American internet ...

The Electronic Frontier Foundation (EFF) recently announced the passing of Mark Klein, the AT&T whistleblower who exposed the ...

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.

Before Edward Snowden, Mark Klein blew the whistle on NSA internet spying. Best of CES 2025 Awards ➜ We may earn a commission ...

Klein, a former AT&T technician turned whistleblower, exposed mass surveillance by the U.S. government in 2006. © 2024 TechCrunch. All rights reserved. For personal use only.

The US whistleblower Mark Klein is dead. He made it public for the first time that the NSA was also eavesdropping on US ...

The unlikely hero who stood up to the government Mark Klein, the AT&T technician who blew the whistle on one of the most ...

In 2006 the AT&T whistleblower exposed a secret room inside the company that routed network traffic to the NSA, leaking ...

AT&T engineer, and the Deep Throat of the network age, dies at 79 In 2006, a retired AT&T engineer knocked on the door of 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 ...