Arne Beurling e la crittografia nella II guerra mondiale
Gäller t.o.m. 25 januari. Villkor.
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Köp båda 2 för 556 krOne of the greatest accomplishments in the history of cryptography occurred in 1940 when a Swedish mathematician broke the German code used for strategic military communications. This story has all the elements of a classic thriller: a desperate w...
A history of Swedish interception of radio and telegraph messages during World Wars I and II providing a valuable background to Swedish military operations at this time. This should prove a valuable work for anyone interested in the intelligence s...