Cryptologic Bytes

"On This Date in History" Calendar

1940: Army & Navy Joint Exploitation of PURPLE

Friday, September 11, 2020
1940: Army & Navy Joint Exploitation of PURPLE

11 September 1940: The U.S. Army and Navy signed an agreement on joint exploitation of Japanese PURPLE machines.

Read more about the "Magic of PURPLE" exhibit at the NCM via the link below.

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