Open access
Aug 2026
Side-Channel Secure CSIDH with Projective Coordinates
This work presents the first masked version of CSIDH and, in fact, any isogeny-based scheme and develops gadgets to efficiently mask all arithmetics in the underlying finite field and proves them secure in the d -probing model.
Jonas Meers, Anna Guinet, Georg Land et al.
· IACR Communications in Crypt... · 0 citations