2 papers
cs.CR2023★ 2 cited
MIRA: a Digital Signature Scheme based on the MinRank problem and the MPC-in-the-Head paradigm
Nicolas Aragon, Loïc Bidoux, Jesús-Javier Chi-Domínguez +4
We exploit the idea of [Fen22] which proposes to build an efficient signature scheme based on a zero-knowledge proof of knowledge of a solution of a MinRank instance. The scheme us…
math.NT2022
Faulty isogenies: a new kind of leakage
Gora Adj, Jesús-Javier Chi-Domínguez, Víctor Mateu +1
In SIDH and SIKE protocols, public keys are defined over quadratic extensions of prime fields. We present in this work a projective invariant property characterizing affine Montgom…