Enigma: How the German Machine Cipher was Broken, and how it was Read by the Allies in World War TwoUniversity Publications of America, 1984 - Broj stranica: 348 |
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Stranica 205
... designated point near Villa Real de San Antonio , on the Gulf of Cadiz . From a dilapidated fishing port on Portugal's south coast , under cover of night , a boat slipped out to sea . At the appointed hour , naval vessels loomed out of ...
... designated point near Villa Real de San Antonio , on the Gulf of Cadiz . From a dilapidated fishing port on Portugal's south coast , under cover of night , a boat slipped out to sea . At the appointed hour , naval vessels loomed out of ...
Stranica 267
... designate single - letter cycles in the characteristic . But permutation S does not , after all , affect the lengths ... designated permutations , with or without single - letter cycles , corresponding to those positions . The cases with ...
... designate single - letter cycles in the characteristic . But permutation S does not , after all , affect the lengths ... designated permutations , with or without single - letter cycles , corresponding to those positions . The cases with ...
Stranica 274
... designated the same thing as the fourth letter , the second the same thing as the fifth , and so on . If we have a sufficient number of messages ( about eighty ) for a given day , then , in general , all the letters of the alphabet will ...
... designated the same thing as the fourth letter , the second the same thing as the fifth , and so on . If we have a sufficient number of messages ( about eighty ) for a given day , then , in general , all the letters of the alphabet will ...
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Poznań | 1 |
The Enigma | 9 |
The Break | 16 |
Autorska prava | |
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Abwehr Air Force Allied Antoni Palluth armed forces armored attack August Bertrand Bletchley Park bomb breaking Britain British Bruno Cadix chief Ciężki Cipher Bureau cipher machine Colonel communications cryptological cryptological bomb cryptologists cyclometer daily keys divisions enciphered encipherment enemy Enigma cipher Enigma decryptment Enigma keys Enigma machine Enigma message evacuation French German Army German ciphers German naval Gustave Bertrand Gwido Langer headquarters Henryk Zygalski High Command Hitler intercepts Jerzy Różycki June Kesselring Langer later letters Lisicki London Luftwaffe machine cipher Marian Rejewski mathematicians mathematics Mayer message keys method monitoring months Navy Nazi North Africa obtained officers operations Panzer Paris permutation personnel Poland Poles Polish General Staff possible Poznań radio intelligence reconstruct Rejewski and Zygalski reports reversing drum Richard Woytak Rommel rotors sent September signals solved southern France stations tion U-boats units Vichy Warsaw Wehrmacht Welchman Winterbotham Woytak