ETSI TR 103 823 V1.1.2 CYBER; Quantum-Safe Public-Key Encryption and Key Encapsulation

Companion to TR 103 616, this report gives concise technical descriptions of the public-key encryption schemes and key encapsulation mechanisms still in the third round of the NIST post-quantum process. It recounts how the NIST competition narrowed its candidate pool across rounds and describes the four finalists, Classic McEliece, KYBER, NTRU and SABER, together with the alternate candidates.

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