Purple The Code used by the Japanese prior to the bombing of Pearl Harbour . . . Did the Americans have advance information of the devastation to come? Had they cracked Purple . . ? Colonel William Friedman was ‘the man who broke purple’: this fascinating new biography of the world’s greatest cryptographer reveals many new facts of the intriguing ‘secret war’ carried on by Intelligence departments in many countries.
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语言 英语 ● 格式 EPUB ● 网页 240 ● ISBN 9781448206193 ● 出版者 Bloomsbury Publishing ● 发布时间 2011 ● 下载 6 时 ● 货币 EUR ● ID 2392751 ● 复制保护 Adobe DRM
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