Abstract:We introduce compact certificate schemes, which allow any party to take a large number of signatures on a message đť‘€, by many signers of different weights, and compress them to a much shorter certificate. This certificate convinces the verifiers that signers with sufficient total weight signed đť‘€, even though the verifier will not see-let alone verify-all of the signatures. Thus, for example, a compact certificate can be used to prove that parties who jointly have a sufficient total account balance have attest… Show more
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