Battle Of Wits: The Complete Story Of Codebreaking In World War II - Budiansky, Stephen

the complete story of codebreaking in World War II

KORTE INHOUD

On December 3, 1941, officers of the U.S. Army Signal Intelligence Unit decoded a message sent from Tokyo to the Japanese embassy in Washington, ordering embassy staff to destroy its code books and other sensitive material. This, the officers determined, meant that Japan was preparing to break off diplomatic relations with the United States and go to war. When, they could not say; to gain a precise date, they would have had to break the Japanese naval codes. Therein, writes Stephen Budiansky in Battle of Wits, lay the rub: "Since mid-1939, America had not read a single message in the main Japanese naval code on the same day it had been sent. For most of the period from June 1, 1939, to December 7, 1941, the [U.S.] Navy was working on naval messages that were months, or even over a year old."
For all their lack of preparedness and occasional inefficiencies, and for all the disdain with which some Allied ground commanders held the work of military intelligence, writes Budiansky, Allied cryptographers were of cri...
2000Taal: Engelszie alle details...

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2000Uitgever: Viking436 paginasTaal: EngelsISBN-10: 0670884928ISBN-13: 9780670884926

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