Military and intelligence history mostly dealing with World War II.
Saturday, May 18, 2013
Solution of Dutch Hagelin cipher machine by US codebreakers
interesting report of the Signal Security Agency is available from the wwiiarchives.net
site. The title is ‘An Insecure Use of
the Hagelin Cryptograph Leading to the Discovery of Messages in Depth and
the Reconstruction of Base Settings - NEA’.
The site has a problem with Internet Explorer so use an alternative