Still locked up Shannon crypto work?

[Steven M. Bellovin]

On Mon, 07 Apr 2008 08:53:44 -0700
Ed Gerck <edgerck at nma.com> wrote:

> "Consider Shannon. He didn?t do just information theory. Several
> years before, he did some other good things and some which are still
> locked up in the security of cryptography."
> 
> Shannon's crypto work that is "still [1986] locked up"? This was
> said (*) by Richard W. Hamming on March 7, 1986. Hamming,
> who died when he was almost 83 years old in 1998, was then a
> Professor at the Naval Postgraduate School in Monterey, California.
> He was also a retired Bell Labs scientist.
> 
> Does anyone about this or what it could be? Or if Hamming was
> incorrect?
> 
I've heard that there were some patent applications with secrecy
orders. though I thought those were release by the late 1980s.


		--Steve Bellovin, http://www.cs.columbia.edu/~smb

---------------------------------------------------------------------
The Cryptography Mailing List
Unsubscribe by sending "unsubscribe cryptography" to majordomo at metzdowd.com