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Re: new lanl patent?

daemon@ATHENA.MIT.EDU (Greg Broiles)
Thu Nov 6 17:14:50 1997

Date: Thu, 06 Nov 1997 13:24:38 -0800
To: cryptography@c2.net
From: Greg Broiles <gbroiles@netbox.com>
Cc: proff@iq.org, ken.jongsma@das.honeywell.com
In-Reply-To: <19971106063537.6000.qmail@iq.org>

>"Researchers at Los ALimos National Laboratory have patented a new
>software technique that can hide secret information in the electronic
>"noise" associated with the transmission of data and electronic
>images. [...]
>
>Aside from the obvious errors in the story, do you suppose that someone
>ought to clue the patent office in that steganography has existed for
>quite a while now? If anyone would like to research the patent and
>report back, it would be interesting to see what is so unique that the
>could get a patent on it.

The patent itself is online at
<http://patent.womplex.ibm.com/details?patent_number=5659726>. It
references 8 prior patents, as well as several academic/professional
publications, including an article in [sic] Dr. Doob's Journal. 

--
Greg Broiles                | US crypto export control policy in a nutshell:
gbroiles@netbox.com         | Export jobs, not crypto.
http://www.io.com/~gbroiles | http://www.parrhesia.com

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