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ERC-2333 BLS12-381 Key Generation

ReviewERCcreated 2019-09-302 later proposals build on it

BLS12-381 Key Generation using a hierarchical tree

Author: Carl Beekhuizen (@CarlBeek)

Built on by (2)

Later proposals that name this one in their requires field.

ERC-2334BLS12-381 Deterministic Account HierarchyERC-2335BLS12-381 Keystore

What the specification covers

AbstractMotivationDeficiencies of the existing mechanismEstablishing a multi-chain standard early onA post-quantum backupSpecificationVersionSpecificationThe Tree StructureKey derivationIKM_to_lamport_SKInputsOutputsDefinitionsProcedureparent_SK_to_lamport_PKInputsOutputsDefinitionsProcedureHKDF_mod_rInputsOutputsDefinitionsProcedurederive_child_SKInputsOutputsProcedurederive_master_SKInputsOutputsProcedureRationaleLamport signaturesSHA256hkdf_mod_r()Only using hardened keysBackwards CompatibilityTest CasesTest Case 0Test Case 1Test Case 2Test Case 3Test Vector with Intermediate valuesSecurity ConsiderationsCopyright

This proposal declares no Solidity interface, so there is nothing to compute. It may be a core protocol change, a meta proposal, or written in prose only.

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