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==References==
==References==
* [https://books.google.com/books?id=uccLlgJDk4gC&dq=Floradora+germans+world+war&pg=PA387 Budiansky, Stephen. ''Battle of wits: the complete story of codebreaking in World War II'', p. 55. Simon and Schuster, 2000]
* [https://books.google.com/books?id=uccLlgJDk4gC&dq=Floradora+germans+world+war&pg=PA387 Budiansky, Stephen. ''Battle of wits: the complete story of codebreaking in World War II'', p. 55. Simon and Schuster, 2000]
*[https://web.archive.org/web/20130206213742/http://www.cryptoden.com/index.php/ciphers/floradora How the Allies broke the German Diplomatic cipher Floradora. Michael J. Cowan]
*{{cite web|url=http://www.mountainvistasoft.com/cryptoden/articles/Floradora.pdf|title=How the Allies broke the German Diplomatic cipher Floradora|author-first=Michael|author-last=Cowan|accessdate=2 August 2023|date=5 August 2012}}


[[Category:Cryptography]]
[[Category:Cryptography]]

Revision as of 09:12, 2 August 2023

"Floradora", also called Keyword, was a doubly enciphered diplomatic code used by the Germans during the Second World War. The Allies used tabulating equipment, created by IBM, to break the code over period of more than a year in 1941 and 1942.

References

  • Budiansky, Stephen. Battle of wits: the complete story of codebreaking in World War II, p. 55. Simon and Schuster, 2000
  • Cowan, Michael (5 August 2012). "How the Allies broke the German Diplomatic cipher Floradora" (PDF). Retrieved 2 August 2023.