351 - Private Payments
BIP: 351 source Layer: Applications Title: Private Payments Author: Alfred Hodler Clark Moody Comments-URI: https://github.com/bitcoin/bips/wiki/Comments:BIP-0351 Status: Draft Type: Informational Created: 2022-07-10 License: MIT Table of ContentsAbstractMotivationMethodSpecificationDefinitionsPublic Key Derivation PathPayment Code Structure and EncodingAddress TypesNotificationsAllowing Notification CollisionsScanning RequirementTransactingBackward CompatibilityAppendix A: Test VectorsAlice's WalletBob's WalletAlice notifying BobAlice sending to BobBob spendingAppendix B: Potential OP_RETURN ServicesAppendix C: Potential Notification Transaction ServicesReference ImplementationReference Abstract This BIP makes it possible for two parties to transact using addresses that only they can calculate. This is done using exclusively on-chain methods and in a manner that minimizes blockchain footprint. Receiving parties can share their payment codes publicly withou...