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A Lattice-based Ring Signature Scheme Secure against Key Exposure
Oct. 24, 2022, 3:18 p.m. |
IACR News www.iacr.org
ePrint Report: A Lattice-based Ring Signature Scheme Secure against Key Exposure
Xiaoling Yu, Yuntao Wang
A ring signature scheme allows a group member to generate a signature on behalf of the whole group, while the verifier can not tell who computed this signature. However, most predecessors do not guarantee security from the secret key leakage of signers. In 2002, Anderson proposed the forward security mechanism to reduce the effect of such leakage. In this paper, we construct the first lattice-based …
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