Browse Items (14 total)

confederate_disk.jpg
The Confederate Cipher Disk was used in The American Civil War by the Confederate Army. Created by Francis LaBarre and based on the Vigenère Cipher, it consisted of two brass discs with the alphabet on each. As a mechanical cipher tool, it allowed…

Enigma.jpg
The Enigma was an electromechanical cipher machine used by Germany in WWII. It came in the form of a typewriter and was adopted by the German Army, Air Force, and Navy to secure communications.

In 1939, Alan Turing broke the cipher and developed…

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Fialka.jpg
Fialka was known as a more complex version of the Enigma, created by Russian military for communicating within the Soviet Union and Warsaw pact in the 1960s- early 1970s. Compared to the Enigma's three rotors, Fialka had ten rotors- giving way to…

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The T-52 G-Schreiber was developed around 1930 by Siemens & Halske. It was used by the Germans in WWII in conjunction with the Enigma and Lorenz. Intercepting messages that were in-depth enough to decipher was difficult for Allied codebreakers…

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The Giddings Field Message Book was used in 1898 during the Spanish-American War. Designed by Major Howard A. Giddings of the Brigadier Signal Officer Office of the Connecticut National Guard, it composed of a pocket pad with a built in US Army…

lorenz_sz40_small.jpg
The Lorenz cipher machine was developed by Lorenz and used in WWII by the German Army High Command. Hilter used it to communicate with his generals. This cipher machine was dubbed "TUNNY" by British codebreakers at Bletchly Park. In August 1941, Bill…

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m209_features.png
The M-209 was a cipher machine invented by Boris Hagelin or AB Cryptoteknik at the beginning of WWII. As a pin-and-lug cipher machine, it did not require electricity. During the war, German cryptanalysts called the machine "AM-1" for "American…

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M94.jpg
The M-94 was a cipher device based off the polyalphabetic manual substitution cipher. It was created by US Army major Joseph Mauborgne in 1917 with inspiration from a similar device invented by Thomas Jefferson in 1795. In 1921, it was introduced to…

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ky38_soldier_small.jpg
NESTOR is the NSA-developed speech encryption used by American forces during the Vietnamese War. The encryption was compatible between several devices, including the KY-38 manpack unit, KY-8 vehicular unit, and KY-28 aircraft unit.

PURPLE.jpg
PURPLE was a Japanese cipher machine used during WWII and based off the Enigma's rotor technology. While it was developed in 1937 with four rotors (compared to the Enigma's three), it was broken only a few years later in 1940 without being seen by…

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