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De tous temps, les codes secrets ont t un outil indispensable dans les affaires dordre politique, diplomatique, militaire. Ils ont dcid du sort des peuples, des armes, quelquefois des amantsDe larrestation de Marie Stuart lentre en guerre des EtatsUnis pendant la Seconde Guerre mondiale, des messages cachs dans la chevelure des missaires grecs aux salles de calcul de la National Security Agency, ce livre, aussi excitant quun roman policier, dploie une vritable fresque historique.Il nous montre aussi comment la guerre continuelle du codage et du dcodage a entran des dcouvertes et des progrs multiples en linguistique, en mathmatiques, et, pour finir, dans la mise au point des ordinateurs.Mais surtout, il attire notre attention sur un enjeu capital de notre civilisation. A lre des satellites et de lInternet, jamais la notion de cryptage na t aussi centrale dans la protection de la vie prive
⚠️ WARNING (California Proposition 65):
This product may contain chemicals known to the State of California to cause cancer,
birth defects, or other reproductive harm.
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