On Fri, 22 Feb 2002, Neil Johnson wrote:

> I believe that Ron Rivest (the R in RC4) has already created a version for
> "jail-cell" use.
>
> Pick up a copy of "Cryptonomicon" by Neal Stephenson. It's used in the book
> and there is an appendix in
> the back that explains the algorithm in good detail. (Stephenson calls it
> "Pontifex" in the book).

Huh? Pontifex is Bruce Schneier's "Solitare". (Neal changed the name as
not to give away the fact that it relied on a deck of cards.)

What's this have to do with Rivest?

> It works with playing cards, that would probably be less conspicuous in Jail
> than pencil and paper.
>
> -Neil


-MW-

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