Alireza Gharib Blog

New cryptanalysis of M-SIDH isogeny cryptography

This post is about the paper A polynomial time attack on instances of M-SIDH and FESTA by Wouter Castryck and Frederik Vercauteren. As we all know, SIDH was broken in 2022 by using knowledge of exact images of torsion points … Continue reading →

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Tags: #cryptography, #elliptic, #elliptic_curve, #security

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