Spies, secret messages, and military intelligence have fascinated readers for centuries but never more than today, when terrorists threaten America and society depends so heavily on communications. Much of what was known about communications intelligence came first from David Kahn's pathbreaking book, The Codebreakers. Kahn, considered the dean of intelligence historians, is also the author of Hitler s Spies: German Military Intelligence in World War II" "and Seizing the Enigma: The Race to Break the German U-Boat Codes, 1939-1943, " "among other books and articles.
Kahn s latest book,...