[41416] in cryptography@c2.net mail archive
Re: A lack of US cryptanalytic security before Midway?
daemon@ATHENA.MIT.EDU (John Levine)
Fri Sep 8 10:37:31 2006
X-Original-To: cryptography@metzdowd.com
X-Original-To: cryptography@metzdowd.com
Date: 7 Sep 2006 15:33:15 -0000
From: John Levine <johnl@iecc.com>
To: cryptography@metzdowd.com
In-Reply-To: <20060905115939.cba152c3.smb@cs.columbia.edu>
Cc: smb@cs.columbia.edu
>The conventional wisdom is that the successful US cryptanalytic efforts
>against Japanese naval codes was a closely-held secret.
Has the conventional wisdom forgotten that it was reported in the
Chicago Tribune in 1942?
See, for example, http://www.newseum.org/warstories/essay/secrecy.htm
Fortunately, the Navy Department had enough sense not to make a public
stink, and the Japanese evidently didn't read the Chicago paper.
R's,
John
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