[GreenKeys] Teletype and TEMPEST info

tony.podrasky tony.podrasky at gmail.com
Sun Oct 23 14:47:13 EDT 2016


My first thought is did the embassy catch that before they used them.

UE,
K2EAA - TONY
NNNN
ZCZC

On 10/23/2016 11:37 AM, Jim Haynes wrote:
> There's also an article I can't find right now about how the Soviets
> intercepted shipments of Selectric typewriters to the U.S. Embassy
> and fitted them with little radio transmitters.  The Selectric lends
> itself to this treatment because, like a teleprinter, it encodes the
> keyboard characters into a six-bit code that controls the printing
> mechanism.
>

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