The Secret War: Spies, Ciphers, and Guerrillas, 1939–1945: Spies, Ciphers, and Guerrillas, 1939-1945 Max Hastings
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Monitoring communication, profiling suspicious persons, doxxing one's opponents – long before the arrival of the internet, Europe's kings were already devising sophisticated systems for spying on their subjects. Letters, in particular, were systematically opened and read. A fascinating excursion into the Secret Cipher Chancellery of the Habsburgs, Louis XIV's Black Chamber, and the first era of total surveillance.
© 2017 epubli (eBook ): 9783745073652
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eBook : 20 de junio de 2017
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