Threshold Signatures with Private Accountability

ePrint Report: Threshold Signatures with Private Accountability

Dan Boneh, Chelsea Komlo

Existing threshold signature schemes come in two flavors: (i) fully private, where the signature reveals nothing about the set of signers that generated the signature, and (ii) accountable, where the signature completely identifies the set of signers. In this paper we propose a new type of threshold signature, called TAPS, that is a hybrid of privacy and accountability. A TAPS signature is fully private from the public's point of …

accountability eprint report signatures