A simpler and more efficient reduction of DLog to CDH for abelian group actions

DOI10.1007/978-3-031-57725-3_2MaRDI QIDQ6635819

Yi-Fu Lai, Steven D. Galbraith, Hart Montgomery

Publication date: 12 November 2024

zbMATH Keywords

discrete logarithm problems for abelian group actionisogeny-based post-quantum cryptography

Mathematics Subject Classification ID

Cryptography (94A60) Isogeny (14K02) Quantum cryptography (quantum-theoretic aspects) (81P94)

Cites Work

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• Lossy CSI-fish: efficient signature scheme with tight reduction to decisional CSIDH-512
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• SeaSign: compact isogeny signatures from class group actions
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• Calamari and Falafl: logarithmic (linkable) ring signatures from isogenies and lattices
• SCALLOP: scaling the CSI-FiSh
• Round-optimal oblivious transfer and MPC from computational CSIDH
• Password-authenticated key exchange from group actions
• Full quantum equivalence of group action DLog and CDH, and more
• \textsf{CSI-Otter}: isogeny-based (partially) blind signatures from the class group action with a twist

Related Items (1)

Full quantum equivalence of group action DLog and CDH, and more

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