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MuSig: A Secure Method of Merging Public Keys with a Single Signature

The Schnorr signature method supports the merging of public keys to produce a single signature for a transaction [Schnorr aggregate]. Unfortunately, it is not secure and suffers from the cancellation problem [here], but which can be overcome with the MuSig method or the BN Method [here]. In this article, we will simplify the method in order to illustrate how it works, and…

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Prof Bill Buchanan OBE

Professor of Cryptography. Serial innovator. Believer in fairness, justice & freedom. Based in Edinburgh. Old World Breaker. New World Creator. Building trust.