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The Enigma machines and the breaking of the Enigma code were not the main determinants of the outcome of World War II, but did contribute to the outcome. There were only a few types of Enigma machines, so they had to be capable of using different encryption keys. If machines used the same encryption key for message after message, the encryption would be ...


6

"Allies" capturing Engima machines (what you really mean was British navy, who then in Hollywood were magically transformed into US navy) was really of no importance. What was important was capturing code books. The wiring of the Enigma machine was known since the 1930s, when Polish mathematicians managed to reconstruct it from very limited information. ...


5

Yes, they do allow multiple keys. Typically they had a new key every day. See this Wikipedia article: Though Enigma had some cryptographic weaknesses, in practice it was German procedural flaws, operator mistakes, laziness, failure to systematically introduce changes in encipherment procedures, and Allied capture of key tables and hardware that, during ...


1

The first Enigma machine to come to the notice of Germany's foes was in Poland, around 1928. Polish customs (and their intelligence service) were suspicious of the German embassy's unseemly desire to get a certain package out of Customs on a Saturday. The Poles spent the weekend copying the manuals and examining the mechanism, and then delivered it in the ...



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