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Chapter and Conference Paper
A Multi-Group Signature Scheme from Lattices
Group signature allows group members to sign on behalf of the group anonymously, and incorporate some tracing mechanism to identify the actual signer. Multi-group signature (MGS), introduced by Ateniese and Tsudi...
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Chapter and Conference Paper
Lattice HIBE with Faster Trapdoor Delegation and Applications
In this paper, we propose a lattice-based HIBE scheme in the standard model with faster trapdoor delegation. It is proven secure under the Learning With Errors assumption. Inspired by Canetti et al.’s transformat...
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Chapter and Conference Paper
Hierarchical Group Signatures with Verifier-Local Revocation
Group signatures are important when it comes to authentication with privacy. Hierarchical group signatures, as a proper generalization of group signatures, have splendid applications in e-commerce. One key iss...