Vajad kellegagi rääkida?
Küsi julgelt abi LasteAbi
Logi sisse
Sulge

"shiftings" - 1 õppematerjal

TheCodeBreakers
946
pdf

TheCodeBreakers

medieval masterpiece, they reconstructed a text that is as close to the poet's own original as the extant evidence allows. The cast of mind that can thus sort out, retain, and then organize innumerable details into a cohesive whole was just what was needed for the Gothic complexity of the 424-letter Witzke cryptogram. In a three-day marathon of cryptanalysis, Manly, aided by Miss Rickert, perceived the pattern of this 12-step official transposition cipher, with its multiple horizontal shiftings of three- and four-letter plaintext groups ripped apart by a final vertical transcription. He drew forth a message from Heinrich von Eckardt, the luckless German minister in Mexico whose very involvement with a cryptogram seemed to mean its cryptanalysis,* to the German consular authorities: "The bearer of this is a subject of the Empire who travels as a Russian under the name of Pablo Waberski. He is a German secret agent. Please

Informaatika → krüptograafia
15 allalaadimist


Sellel veebilehel kasutatakse küpsiseid. Kasutamist jätkates nõustute küpsiste ja veebilehe üldtingimustega Nõustun