The Electronic Frontier Foundation (EFF) recently announced the passing of Mark Klein, the AT&T whistleblower who exposed the ...
Mark Klein, a whistleblower who exposed a National Security Agency program of mass government spying on American internet traffic in the 2000s, has died. He was 79 years old. His brother, Larry Klein, ...
Mark Klein, a former AT&T technician turned whistleblower who exposed mass surveillance by the U.S. government, has died at age 79. Klein went public in 2006 with documents revealing that the NSA was ...