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cs.CR2022★ 1 cited
A note on a Code-Based Signature Scheme
Giuseppe D'Alconzo
In this work, we exploit a serious security flaw in a code-based signature scheme from a 2019 work by Liu, Yang, Han and Wang. They adapt the McEliece cryptosystem to obtain a new…
cs.CR2021★ 1 cited
Security issues of CFS-like digital signature algorithms
Giuseppe D'Alconzo, Alessio Meneghetti, Paolo Piasenti
We analyse the security of some variants of the CFS code-based digital signature scheme. We show how the adoption of some code-based hash-functions to improve the efficiency of CFS…