Pre-cursor to Non-Secret Encryption

Francois Grieu fgrieu at micronet.fr
Thu Jun 19 08:13:51 EDT 2003


>John Young <jya at pipeline.com> wrote:
>>  James Ellis, GCHQ, in his account of the development of non-secret
>>  encryption credits a Bell Laboratories 1944 report  on "Project
>>  C-43" for stimulating his conception:
>>
>>
>>  http://www.cesg.gov.uk/publications/media/nsecret/possnse.pdf
>
>The URL above does not work. The new one is:
>
>http://www.cesg.gov.uk/site/publications/media/nsecret/possnse.pdf
>
>Fredrik Henbjork <frehe491 at student.liu.se>

The following seems like the right URL:
The Possibility of Non-Secret Encryption by J H Ellis (1970)
<http://www.cesg.gov.uk/site/publications/media/possnse.pdf>


Fed with "Non-Secret Encryption" the search engine on the site gave 4 
other (later) papers. Unfortunately, all are retyped, with added 
typos.
In particular X to the power N appears as X N.

A Note on Non-Secret Encryption by C Cocks (1973)
<http://www.cesg.gov.uk/site/publications/media/notense.pdf>

Thoughts On Cheaper Non-Secret Encryption by M Williamson (1976)
<http://www.cesg.gov.uk/site/publications/media/cheapnse.pdf>

Non-Secret Encryption Using a Finite Field by M Williamson (1974)
<http://www.cesg.gov.uk/site/publications/media/secenc.pdf>

The Story of Non-Secret Encryption by J H Ellis (1987)
<http://www.cesg.gov.uk/site/publications/media/ellis.pdf>


  François Grieu

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



More information about the cryptography mailing list