Recorded Earlier Today: Cuban Spy Communications! Reply

Havana continues to communicate with its spies aground the world using low-tech, but highly effective High Frequency (HF) radio broadcasts.  Commonly known as “shortwave radio,” Cuban agents and their spymasters receive these broadcasts on a shortwave radio and then type the numeric groups onto a laptop computer using a special disk to decrypt the HF broadcast.

To listen to a agent broadcast intercepted by a shortwave radio operator earlier today, click here:

Editor’s Note:  For more on Havana’s communications techniques, see these Cuba Confidential posts:  “Cuban Agent Communications:  [The] Failure of a Perfect System, “ July 3, 2012, and “Numbers Station Spies on 40 Meters,”  July 1, 2012,


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