"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 --------------------------------------------------------------------- The Cryptography Mailing List Unsubscribe by sending "unsubscribe cryptography" to [EMAIL PROTECTED]