voting by m of n digital signature?
dan at geer.org
dan at geer.org
Sun Nov 9 14:56:27 EST 2008
"James A. Donald" writes:
-+-----------------------
| Is there a way of constructing a digital signature so
| that the signature proves that at least m possessors of
| secret keys corresponding to n public keys signed, for n
| a dozen or less, without revealing how many more than m,
| or which ones signed?
|
quorum threshhold crypto; if Avishai Wool or Moti Yung
or Yvo Desmedt or Yair Frankel or... are here on this
list, they should answer
a *tiny* contribution on my part
http://geer.tinho.net/geer.yung.pdf
humbly,
--dan
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