John D. Cook 1/23/2026

How to prove you know a discrete logarithm

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The article details the discrete logarithm problem in finite groups and presents a protocol for creating a zero-knowledge proof. It walks through the steps where a prover convinces a verifier they know a secret exponent x (where b^x = y) using random challenges and responses, without disclosing x itself, leveraging the computational difficulty of the discrete logarithm.

How to prove you know a discrete logarithm

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