Enigma: How the German Machine Cipher was Broken, and how it was Read by the Allies in World War Two |
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Page 273
... rotors . Each rotor had twenty- six concentrically arranged fixed contacts on one face and twenty - six spring ... rotors formed a part is represented , functionally , in figure E - 2 . 1111 @ FIGURE E - 1 . Diagram of an Enigma with ...
... rotors . Each rotor had twenty- six concentrically arranged fixed contacts on one face and twenty - six spring ... rotors formed a part is represented , functionally , in figure E - 2 . 1111 @ FIGURE E - 1 . Diagram of an Enigma with ...
Page 284
... rotors to be located every so often on the right - hand side of the rotor set . As a result , the method described above for reconstructing rotor N could be applied by turns to each rotor , and thus the complete inner structure of the ...
... rotors to be located every so often on the right - hand side of the rotor set . As a result , the method described above for reconstructing rotor N could be applied by turns to each rotor , and thus the complete inner structure of the ...
Page 287
... rotors in set II has been reversed in the diagram , but that does not alter the essentials of the matter . The reversing drums have been marked with the letter Q. They replace ( in the diagram only ) rotors R , L , and M. Between the ...
... rotors in set II has been reversed in the diagram , but that does not alter the essentials of the matter . The reversing drums have been marked with the letter Q. They replace ( in the diagram only ) rotors R , L , and M. Between the ...
Contents
Collapse of France | 104 |
Vichy France | 118 |
Spanish Interlude | 148 |
Copyright | |
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According Air Force Algiers Allied already appeared armed Army attack August began beginning Bertrand Bletchley bomb breaking Britain British Cadix called changed chief Cipher Bureau command communications completely connections continued course cryptological cryptologists daily decryptment designated direction divisions drums early enciphered enemy Enigma example final France French German given head Hitler hundred important intelligence intercepts Italy July June keys known landing Langer later letters London machine Major March material method military monitoring months moved naval North obtained officers once operations organization Paris period permutation personnel persons plans Poland Poles Polish position possible preparations radio radio intelligence received Rejewski reports result Room rotors secret sent September sheets signals solved staff stations supplied tion took turned Ultra units Warsaw Welchman World Zygalski