It was high-tech encryption for an important period of time in the mid-1940s, so perhaps you can forgive us our obsession with the Enigma machine ... version with fixed rotor codes, or cut ...

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 ...

This year’s badge is designed to represent a single tooth on a single rotor of an Enigma machine. The full function of an Enigma machine is quite complex, but an individual device has three ...

Over two days (13-14 Nov) The Alan Turing Building played host to a genuine 1941 German Army Enigma machine so it could be X-ray scanned by the Henry Royce Institute. The machine is a basic three ...

Using X-ray Computed Tomography (CT), features inside the Enigma’s metal casing were revealed, including the wiring and structure of the rotors that encrypted messages sent using the machine. The CT ...