ETSI TR 103 570 V1.1.1 CYBER; Quantum-Safe Key Exchanges

Compares several quantum-safe key exchange proposals drawn from academic research, including schemes based on Learning with Errors, Ring-LWE and supersingular isogenies, and key exchanges built from Niederreiter and NTRU key transport. For each it outlines the construction, suggested parameters and software performance on different processors, and it discusses security and implementation concerns such as active attacks and side-channel leakage.

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