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Random Numbers from Hard Problems: LWE Based Toy RNG
Contents Introduction The mathematics of cryptography can feel very daunting, but every once in a while you come across an idea that is so beautiful and elegant, yet so profoundly simple. For me, an example for this is the Blum-Micali construction for a Cryptographically Secure Pseudo-Random Number Generator (CSPRNG) / Deterministic Random Bit Generator (DRBG) (which I think is a better name as it perfectly describes the mechanism of number generation).
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