[Leica] OT:How many languages do you speak?

[pdzwig at summaventures.com (Peter Dzwig)]

For those intersted in following up on the subject you might want to read 
"The 
Emperor's Codes" by Michael Smith ISBN 055381320-X.

For the technical minded who are interetted in seeing the subject from both 
Axis 
and Allied sides try F L Bauer's "Decrypted Secrets" published by Springer.

Peter Dzwig


grduprey@rockwellcollins.com wrote:
> The Germans biggest mistake with the Enigma, was that they used the same 
> encryption key for very long periods of time, thus allowing the Allies or 
> who ever plenty of time to crack the code and use the information.
> 
> For those interested NSA has The National Cryptologic Museum, which is 
> open to the public and located just outside Ft. Meade, MD off the 
> Baltimore Washington highway.  A very interesting and fascinating facility 
> to visit.
> 
> Gene
> 
> 
> At 11:16 PM 11/9/04 -0700, GREG LORENZO wrote:
> 
>>The history books say that US Naval Intelligence was able to break 
> 
> Japan's
> diplomatic codes fairly quickly. The Naval Code (purple?) was a much 
> harder
> nut to crack. I've always wondered if Germany and Japan were able to break
> allied codes during WWII.
> -----------------------
> 
> Well, the actual breaking of the Japanese Purple (Diplomatic) Code, later
> named MAGIC, was done by a US War Department (Army) team, though the two
> services later shared the decryption and, in fact, the Navy ran the field
> offices which either intercepted the message traffic or which interceipted
> and decrypted it, such as Stations CAST (originally Shanghai, later at
> Monkey Point at Fort Mills on Corregidor, PI, and then moved to Melbourne,
> Australia), HYPO (Pearl Harbor, intercept only), WHISKEY (Washington, DC),
> and another in San Francisco, California (intercept only?).  The
> distribution of the 14-part Japanese message terminating negotiations was
> distributed by the Navy as it happened to be intercepted and decrypted
> during their day -- the two services shared the duties on a day-by-day 
> basis.
> 
> The British, of course, with grand Polish and significant French
> assistance, cracked the German high-level ENIGMA code, and later cracked a
> number of other codes including most of the tactical codes used by the
> Luftwaffe and Kriegsmarine.  All of this was shared with the US and the
> British found themselves running, in response, one of the largest PURPLE
> centers in New Delhi, India.
> 
> The Japanese never managed to do much with breaking US codes other than
> lower-level codes and this was countered by the US habit of sending much
> traffic in slang.  The Japanese destroyed all of their decryption material
> at the end of the Second World War and, thus, we have gaps in our 
> knowledge
> of their abilities.  (The only PURPLE machines which survived the War were
> those built by the US:  the Japanese managed to destroy ALL of their
> machines, even that at the Lisbon Embassy.)
> 
> The Germans cracked the British Convoy Code early on and the British did
> not glom onto this until 1943 or '44.  The Germans also managed to tap the
> trans-Atlantic cable and to decipher the scrambled talks between Roosevelt
> and Churchill, something not known until a decade or so after the War
> ended.  (Fortunately, Churchill's circumlocutions and Roosevelt's ready
> responses to these made these intercepts far less valuable than they
> otherwise would have been.) 
> 
> The Italians, on the other hand, broke almost everyone else's codes.  They
> even cracked ENIGMA and told the Germans that this Code was permeable to
> analysis and breaking, though the Germans did not react.  The Italians had
> great fun in decoding the US State Department's standard diplomatic code 
> --
> during 1940 and 1941, they passed on all of the reports transmitted by the
> US military attache in Cairo, Lt Col Bonner Fellers, to the Germans --
> Rommel was to later name him, "my Bonnie Feller", an odd ocassion for 
> humor
> by that generally morose general. 
> 
> The US, UK, Germans, and Italians all cracked the Soviet codes in use
> during the War:  the Verona Transcripts which surfaced a decade or so back
> are a product of that.
> 
> Marc
> 
> 
> msmall@infionline.net  FAX:  +540/343-7315
> Cha robh b?s fir gun ghr?s fir!
> 
> 
> 
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