93 - codex32
BIP: 93 source Layer: Applications Title: codex32: Checksummed SSSS-aware BIP32 seeds Authors: Leon Olsson Curr and Pearlwort Sneed Andrew Poelstra Status: Draft Type: Informational Assigned: 2023-02-13 License: BSD-3-Clause Discussion: https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2023-February/021469.html Table of ContentsIntroductionAbstractCopyrightMotivationSpecificationcodex32ChecksumError CorrectionUnshared SecretMaster seed formatRecovering SecretGenerating SharesFor a fresh secretFor an existing secretLong codex32RationaleNot BIP-0039 EntropyBackwards CompatibilityReference ImplementationTest VectorsTest vector 1Test vector 2Test vector 3Test vector 4Test vector 5Invalid test vectorsAppendixMathematical Companion Introduction Abstract This document proposes a checksummed base32 format, "codex32", and a standard for backing up and restoring the master seed of a BIP-0032 hierarchical deterministic wallet using it. It includes an encoding...