Do you think he is a cypher, Curly?
Do you think he is a cypher, Slightly?
"I don't think he is a cypher," Tootles cried instantly.
Enigma, adapted from British author Robert Harris's best-selling novel, tells the tale of Bletchley Park, Britain's top-secret code-breaking unit set up to smash the famous Enigma cypher used by the German U-boats.
A substitution cypher is a simple encryption technique where every letter of the alphabet is substituted with another letter from the alphabet.
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