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Stealing Keys from PCs using a Radio
On Mon, Jul 13, 2015 at 7:36 PM, jim bell <[email protected]> wrote:
> From: grarpamp <[email protected]>
>
> Subject: Stealing Keys from PCs using a Radio
>
>
> Even in 1977, when I had just built my 'Dyna Micro'
> https://en.wikipedia.org/wiki/Single-board_computer microprocessor trainer
> board, I could tell that its emanations on the AM radio band were were quite
> distinctive: I could monitor the progress of programs merely by listening
> to an otherwise-unoccupied AM frequency. While I wasn't particularly
> interested in the details at that time, it has long been obvious that a
> program could be written to emit specific data, perhaps by repeating
> segments of code based on the information to be transmitted.
> Jim Bell
>
While I was not born yet back then, less than twenty years later I
built such program, playing with control messages sent from the host
to the AT keyboard.
Alfonso