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 ...

The Enigma machine, first patented in 1919 ... it consisted of first a keyboard of 26 letters in the pattern of the normal German typewriter: Q W E R T Z U I O A S D F G H J K P Y X C V B N ...

With 159,000,000,000,000,000,000 possible settings and an ingenious way of scrambling messages, the Enigma was indeed a powerful enciphering machine. NOVA's Virtual Enigma is very much like the ...