327 - MuSig2 for BIP340-compatible Multi-Signatures
BIP: 327 Title: MuSig2 for BIP340-compatible Multi-Signatures Author: Jonas Nick Tim Ruffing Elliott Jin Status: Draft License: BSD-3-Clause Type: Informational Created: 2022-03-22 Post-History: 2022-04-05: https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2022-April/020198.html [bitcoin-dev] MuSig2 BIP 2022-10-11: https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2022-October/021000.html [bitcoin-dev] MuSig2 BIP Comments-URI: https://github.com/bitcoin/bips/wiki/Comments:BIP-0327 == Introduction == === Abstract === This document proposes a standard for the [https://eprint.iacr.org/2020/1261.pdf MuSig2] multi-signature scheme. The standard is compatible with [https://github.com/bitcoin/bips/blob/master/bip-0340.mediawiki BIP340] public keys and signatures. It supports ''tweaking'', which allows deriving [https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki BIP32] child keys from aggregate public keys and crea...