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cs.CR2019
Provably Secure Group Signature Schemes from Code-Based Assumptions
Martianus Frederic Ezerman, Hyung Tae Lee, San Ling +2
We solve an open question in code-based cryptography by introducing two provably secure group signature schemes from code-based assumptions. Our basic scheme satisfies the CPA-anon…
cs.CR2019★ 3 cited
Accountable Tracing Signatures from Lattices
San Ling, Khoa Nguyen, Huaxiong Wang +1
Group signatures allow users of a group to sign messages anonymously in the name of the group, while incorporating a tracing mechanism to revoke anonymity and identify the signer o…