Military and intelligence history mostly dealing with World War II.
Sunday, May 19, 2013
More information on the Japanese codebreakers of WWII
The book ‘Mathematics
and War’ has a small chapter on the Japanese codebreakers of WWII by Setsuo Fukutomi.
The author was one of these codebreakers and he mentions his work on the US
strip ciphers and the M-209 machine.