340 - Schnorr Signatures for secp256k1
BIP: 340 source Title: Schnorr Signatures for secp256k1 Author: Pieter Wuille Jonas Nick Tim Ruffing Comments-Summary: No comments yet. Comments-URI: https://github.com/bitcoin/bips/wiki/Comments:BIP-0340 Status: Final Type: Standards Track License: BSD-2-Clause License-Code: BSD-2-Clause MIT CC0-1.0 Created: 2020-01-19 Post-History: 2018-07-06: https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2018-July/016203.html [bitcoin-dev] Schnorr signatures BIP Table of ContentsIntroductionAbstractCopyrightMotivationDescriptionDesignSpecificationPublic Key GenerationPublic Key ConversionDefault SigningAlternative SigningVerificationBatch VerificationUsage ConsiderationsMessages of Arbitrary SizeDomain SeparationApplicationsMultisignatures and Threshold SignaturesAdaptor SignaturesBlind SignaturesTest Vectors and Reference CodeChangelogFootnotesAcknowledgements Introduction Abstract This document proposes a stand...
327 - MuSig2 for BIP340-compatible Multi-Signatures
BIP: 327 source Title: MuSig2 for BIP340-compatible Multi-Signatures Author: Jonas Nick Tim Ruffing Elliott Jin Status: Active 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 Table of ContentsIntroductionAbstractCopyrightMotivationDesignOverviewOptionality of FeaturesGeneral Signing FlowPublic Key AggregationNonce GenerationIdentifying Disruptive SignersFurther RemarksTweaking the Aggregate Public KeyAlgorithmsNotationKey Generation and AggregationKey Generation of an Individual SignerKeyAgg ContextKey SortingKey AggregationApplying TweaksNonce GenerationNonce AggregationSession ContextSigningPartial Signat...
324 - Version 2 P2P Encrypted Transport Protocol
BIP: 324 source Layer: Peer Services Title: Version 2 P2P Encrypted Transport Protocol Author: Dhruv Mehta Tim Ruffing Jonas Schnelli Pieter Wuille Comments-URI: https://github.com/bitcoin/bips/wiki/Comments:BIP-0324 Status: Final Type: Standards Track Created: 2019-03-08 License: BSD-3-Clause Replaces: 151 Table of ContentsIntroductionAbstractCopyrightMotivationGoalsSpecificationTransport layer specificationOverview and designHandshake: key exchange and version negotiationShared secret computationElligatorSwift encoding of curve X coordinatesKeys and session ID derivationOverall handshake pseudocodePacket encryptionExisting cryptographic primitivesRekeying wrappers: FSChaCha20Poly1305 and FSChaCha20Overall packet encryption and decryption pseudocodePerformanceApplication layer specificationv2 Bitcoin P2P message structureSignaling specificationSignaling v2 supportTest VectorsRationale and ReferencesAcknowledgements Introduction Abs...
374 - Discrete Log Equality Proofs
BIP: 374 source Layer: Applications Title: Discrete Log Equality Proofs Author: Andrew Toth Ruben Somsen Sebastian Falbesoner Comments-URI: https://github.com/bitcoin/bips/wiki/Comments:BIP-0374 Status: Draft Type: Standards Track License: BSD-2-Clause Created: 2024-12-26 Post-History: https://gist.github.com/andrewtoth/df97c3260cc8d12f09d3855ee61322ea https://groups.google.com/g/bitcoindev/c/MezoKV5md7s Table of ContentsIntroductionAbstractCopyrightMotivationSpecificationDescriptionDLEQ Proof GenerationDLEQ Proof VerificationBackwards CompatibilityTest Vectors and Reference CodeChangelogFootnotesAcknowledgements Introduction Abstract This document proposes a standard for 64-byte zero-knowledge discrete logarithm equality proofs (DLEQ proofs) over an elliptic curve. For given elliptic curve points A, B, C, G, and a scalar a known only to the prover where A = a⋅G and C = a⋅B, the prover proves knowledge of a without revealing a...