"James A. Donald" wrote:
>
> --
> At 10:23 AM 2/18/00 +0000, Ben Laurie wrote:
> > A problem with continued development of Lucre is that various
> > solutions to the coin marking problem have been proposed, and
> > various opinions as to the likely patent-infringment-ness have been
> > given, leaving me no clearer as to what the best way to proceed is.
>
> What is wrong with the original solution proposed in my original
> article, <http://www.jim.com/jamesd/kong/anon_transfer.htm>
>
> The client uses an existing used coin for blinding the newly created
> coin, preferably a coin that he got from someone else, not a coin
> issued to him by the issuer. If the coin issuer marks coins by using
> a different key for some coins and not others, the blinding will
> generate unrecognizable garbage and the system will fail.
Guess that's another possibility to add to the list.
Cheers,
Ben.
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