In October 2003, the AT&T technician Mark Klein was transferred to a small office on San Francisco’s Folsom Street where he was tasked with maintaining the seventh floor “internet room ...

In 2006, a retired AT&T engineer knocked on the door of the EFF's office in a rundown part of San Francisco's Mission ...

Seven years before Edward Snowden revealed mass surveillance programs run by the National Security Agency, a retired AT&T ...

Mark Klein, a former telecommunications technician for AT&T and a whistleblower, died in Oakland last Saturday at age 79 due to pancreatic cancer. Klein presented evidence from his work alleging ...

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