Arthur Scherbius (30 October 1878 – 13 May 1929) was a German electrical engineer who invented the mechanical cipher Enigma machine.[1] He patented the invention and later sold the machine under the brand name Enigma. - wikipedia

• La RÉALITÉ derrière IMITATION GAME (et Alan Turing)

see also

s

• Banburismus - a cryptanalytic process developed by Alan Turing at Bletchley Park in Britain during the Second World War.