Real World Crypto 2021 - Session 4: Invited Talk


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Luca De Feo (IBM Research Zurich) / Are Isogenies for Real? video

Various papers cited:

Isogeny-based crypto is a leading contender for PQ-cryptography

SIKE is Isogeny-based and is in third round of NIST’s PQ competition

Crypto problems:

Supersingular isogency key exchange for beginners: paper

The TLS post-quantum experiment run by Cloudflare and Google
Cloudflare’s blog

The new algorithms are very expensive to run - involving many 100s of elliptic curve operations - and can generate huge signatures. There’s concern that these will not be practical to run on mobile devices. Don’t expect these in the real world in the next 10 years…