Their project is instead modeled on the original Enigma M4 cipher machine, and aside from a bit of artistic license, we think they nailed the visual style. As for functionality, the guide claims ...

At the end of World War II, the Germans ordered all Enigma cipher machines destroyed. Around the same time, Churchill ordered all Enigma cipher machines destroyed. Add a few decades, neglect the ...

Photo: A four-rotor German Enigma cipher machine made during WW2. This rare machine is thought to have been used in the post-war years for coding Swiss diplomatic traffic. (SSPL/Getty Images ...

Turing provides an excellent example of this phenomenon in a chapter on British concerns about their Typex cipher machine. Typex was, like the German Enigma machine, based on rotors, but it was ...