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Station HYPO

Celebrating the Past, Present and Future of Navy Cryptology

Codewords Used for SIGINT Reporting

The practice of using codewords for SIGINT reports and other SIGINT material derived from the World War II use of the word “ULTRA” to mark the product of high-level cryptanalysis. Codewords were selected by agreement among the international partners.

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NSGA Sakata Japan Decommissioned, September 7, 1962

The NSG maintained a SIGINT facility at Sakata, in Yamagata Prefecture, approximately 300 miles north of Tokyo, facing the Sea of Japan, between 1956 and 1962.

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Hammer Those Bulls!

Today, if an operator encounters a text that is garbled, she or he will say, among other things, that it is “hammered.”  

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Robert Kehoe, ’Jedburgh’ radioman who jumped into Nazi-controlled France after D-Day, has died

With a .45-caliber pistol and extra ammunition strapped to his belt, Robert Kehoe could feel the weight of his parachute and rucksack, which was full of equipment and supplies for the impending mission.

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Balance of Terror – The Enterprise Incident

September 4, 1968, First broadcast of the “Star Trek” episode “The Enterprise Incident,” loosely based on the capture of the USS Pueblo (AGER-2).

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Radio (Frequency) Ga Ga

There is something magical about radio waves.

A signal, transmitted in the air, from one antenna to the next, passing information.

All you need is a good receiver and an antenna.

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Remembering C-130 (SIGINT) Reconnaissance flight 60528, September 2, 1958

For the United States, 1946 was, to paraphrase Dickens, the best of times and the worst of times. Continue reading “Remembering C-130 (SIGINT) Reconnaissance flight 60528, September 2, 1958”

Remembering RADM James Stephen McFarland, 36th Commander to Lead Navy Cryptologists

RADM James McFarland’s biography follows:

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Remembering CTC Harris Monroe “Red” Austin, First DIRSUP Submarine Operator (Part 5 of 5)

Fire Onboard! The events of August 25, 1949 according to CT1 Austin:

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