flâneur

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How to Prove False Statements: Practical Attacks on Fiat-Shamir Dmitry Khovratovich∗ Ron D. Rothblum† Lev Soukhanov‡ December 11, 2025 Abstract The Fiat-Shamir (FS) transform is a prolific and powerful technique for compiling public- coin interactive protocols into non-interactive ones. Roughly speaking, the idea is to replace the random coins of the verifier with the evaluations of a complex hash function. The FS…

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