Making the Enigma ciphers for the film "Enigma"
Codes and Ciphers
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The Enigma machine threads in "Enigma".
Tony had to prepare two different sequences using the Enigma cipher
machine. One of these involved a German Army Enigma machine, supposedly
sending messages from the Russian front to headquarters in Germany.
The other sequence was required to simulate
intercept signals from U boats which contacted
a large convoy in mid-Atlantic and sent contact
signals back to Germany using its Enigma
The contact signals from the U-boats were short
signals sent by radio. They were short to avoid
the radio signals being direction found from the
The contact signals were composed by the U-boat operator using a Short
Signal code book and then enciphered on his Enigma machine.
The signals were only 22 characters long.
This page was originally created by the late Tony Sale
the original curator of the Bletchley Park Museum