By ISARA Corporation August 1, 2019 Isogeny-based cryptography is one of the most promising areas of quantum-safe cryptography, but it is also the most mathematically difficult to understand. In addition, since the main algorithm we will discuss—Supersingular Isogeny-based Diffie-Hellman (SIDH)—is less than a decade old, there is very little introductory material describing the fundamental concepts. […]

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