SABER: Learning with Rounding … For Post-Quantum Crypto, It’s All About Lattice

NIST is now finalising the post-quantum cryptography competition. Overall the methods we can use to replace our existing public key methods are:

  • Hash-based/symmetric-based. This includes Merkle signatures, SPHINCS and Picnic, and are used to create digital signatures. They cannot be used for public-key encryption and involve…

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