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Celebrating the Past, Present and Future of Navy Cryptology

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June 2025

The Battle of Midway: The Complete Intelligence Story

The Battle of Midway in June of 1942 was one of the most important naval battles in world history and a turning point in the Second World War. Between June 4 and 7, aircraft from aircraft carriers Enterprise, Yorktown, and Hornet of the U.S. Navy’s Task Forces 16 and 17 ambushed and sank the Imperial Japanese Navy’s carrier force that only six months before had attacked Pearl Harbor and terrorized the Pacific. The Battle of Midway is important to memorialize and remember for many reasons. Among these reasons is that it is an inexhaustible source of still-relevant lessons on how to successfully apply intelligence at all levels of war.

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Information Operations (Operation Fortitude) Prior to D-Day Invasion

The military deception operation prior to the D-Day invasion in 1944 was known as Operation Fortitude. This elaborate plan was part of a larger strategy called Operation Bodyguard, designed to mislead the Germans about the exact location and timing of the Allied invasion of Western Europe. The deception was critical in ensuring the success of the actual landings in Normandy on June 6, 1944, by convincing the Germans that the main invasion would occur at Pas de Calais, the narrowest point between Britain and France, rather than in Normandy. Here are the key elements of the deception, including physical and communication techniques:

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The Forgotten Battle!

It only took 83 years to pass for the Battle of Midway, the crown jewel of Naval cryptology to be forgotten.  No ceremonies, no email no nothing mentioned anywhere except for a few social medial posts!  VERY disappointing. I guess we forgot!

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The Battle of Midway: Five Intelligence Takeaways for Today

Naval Intelligence Essay Contest – Second Prize – Sponsored by the Naval Institute and Naval Intelligence Professionals | By James Wirtz

The story of how Naval intelligence paved the way for victory at Midway is embedded in the culture of the U.S. Navy, but the impact of this narrative extends far beyond the service. Today, scholars use the events leading up to Midway to define intelligence success—an example of a specific event prediction that was accurate, timely, and actionable, creating the basis for an effective counterambush of the Imperial Japanese Navy.1

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The Inside Story of the Battle of Midway and the ousting of Commander Rochefort

By Captain Laurance F. Safford
Editor’s note: The following account was written in 1944

The Battle of Midway (3-8 June 1942) was fought as a sea-battle rather than an amphibious operation because of information furnished by the Communications Intelligence Organization in April and May, 1942. Commander J.J. Rochefort was in command of the Mid-Pacific C.I. net with headquarters at Pearl Harbor, and is entitled to the principal credit (but not the sole credit) for furnishing CincPac timely and accurate knowledge of the Japanese plans and intentions.

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Commemoration of the Battle of Midway 83rd Anniversary Message to the Fleet

Message Follows:

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