At 5:25 AM -0500 on 12/6/00, Andrew Drapp wrote:
We have it now. Smartcards.
Smartcards may be more portable, but *don't* have their own I/O, and David
Chaum was *not* talking about smartcards when he mad the point I was making.
See the proceedings of the 1998 International Conference on Financial
Cryptography for details. They're published by Springer-Verlag. Any large
library should have them, if you don't want to actually buy them.
Cheers,
RAH
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R. A. Hettinga