Soviet agents secretly installed tiny sensing devices in about a dozen embassy typewriters. The devices picked up the contents of documents typed by embassy sec

Soviet agents secretly installed tiny sensing devices in about a dozen embassy typewriters. The devices picked up the contents of documents typed by embassy secretaries and transmitted them by antennas hidden in the embassy walls. The antennas, in turn, relayed the signals to a listening post outside the embassy. “Depending on the location of the bugged typewriters, the Soviets were able to receive copies of everything from routine administrative memos to highly classified documents. “One intelligence officer said the potential compromise of sensitive information should be viewed with ‘considerable seriousness.’ “Another intelligence expert said no one knows for sure how many or what secrets were compromised. A third official called the entire affair a fiasco. https://media.defense.gov/2021/Jul/13/2002761779/-1/-1/0/LEARNINGFROMTHEENEMYGUNMAN.PDF https://media.defense.gov/2021/Jul/13/2002761779/-1/-1/0/LEA...