David Kahn, a historian of intelligence, particularly of communications intelligence, or codebreaking, is widely regarded as the world’s leading expert on the history of codes and cryptology. His ...
Author and journalist David Kahn, a former reporter and editor for Newsday, died on Jan. 23 at his assisted-living facility in the Bronx. He was 93. Raised — and for many years residing — in Great ...
THE CODEBREAKERS by David Kahn. 1,164 pages. Macmillan. $14.95. In his letters to Cicero, Julius Caesar employed a cipher in which each character was replaced by one standing three places down the ...
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