Snowblind: A Threshold Blind Signature in Pairing-Free Groups

ePrint Report: Snowblind: A Threshold Blind Signature in Pairing-Free Groups

Elizabeth Crites, Chelsea Komlo, Mary Maller, Stefano Tessaro, Chenzhi Zhu

Both threshold and blind signatures have, individually, received a considerable amount of attention. However little is known about their combination, i.e., a threshold signature which is also blind, in that no coalition of signers learns anything about the message being signed or the signature being produced. Several applications of blind signatures (e.g., anonymous tokens) would benefit from distributed signing as …

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