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Station HYPO

Celebrating the Past, Present and Future of Navy Cryptology

The Most Dangerous Assignment

Radioman Second Class (RM2c) Walter Carl Rathsack was selected for the tenth class of the On-The-Roof Gang training that began in March 1933.  Along with the other seven Radiomen in the class, he graduated in June 1933 and was ordered to Station BAKER in Guam.  In the years leading up to World War II, Petty Officer Rathsack performed Radio Intelligence operations in Guam, Philippines and Hawaii.

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Video & Audio from USS Liberty FOIA Lawsuit Appeals Hearing

The oral arguments are about 40 minutes long.

To watch oral arguments on YouTube go here:

 or

To listen to audio only go here: https://www.ca9.uscourts.gov/media/audio/?20260302/24-7642/

Shanghai, China (Station A) Moved to USS Monocacy (PG-20)

Early in 1924, the Chief of Naval Operations (CNO), Admiral Edward W. Eberle, encouraged the Commander in Chief, Asiatic Fleet (CINCAF), Admiral Thomas Washington, to expand radio intelligence facilities in his area. As a result of this encouragement, in 1924, the first shore-based intercept station was established in the American consulate in Shanghai. Its primary target was the diplomatic radio network serving the numerous Japanese consulates throughout China. Shanghai also copied both Naval and commercial traffic (Japanese and British).

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Beyond the Headlines: The Real Story of Recent U.S. Military Successes

Don’t buy-in to what the main stream media or certain politicians are saying about the recent military operations. (Operation Midnight Hammer, Operation Epic Fury or Operation Absolute Resolve). These people amplify complex and polarizing narratives in a attempt to confuse and divide the public. Each of these operations have been a resounding success.

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Remembering Steve McQueen, USMC

March 24, 1930 – November 7, 1980

Semper Fi! The U.S. Marine that occasionally got into trouble and even once escaped from the WWII German POW camp Stalag Luft III (The Great Escape):

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History of U.S. Navy Cryptology (part 6 of 6)

This is the sixth video in a six-part series examining the history of Navy cryptology, with particular emphasis on the role and development of traffic analysis (Reconstruction of a simple organizational network based on chatter).

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