https://www.theregister.com/2025/03/15/rip_mark_klein/ – 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 EFF’s office in a rundown part of San Francisco’s Mission district and asked, “Do you folks care about privacy?” With him he carried schematics exposing the largest US government domestic spying operation since Watergate. …
Sharing from a Security interest POV. Will have to dig into the links further, take what you will from this.
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