BIP 0032

This page describes a BIP (Bitcoin Improvement Proposal). Please see BIP 2 for more information about BIPs and creating them. Please do not just create a wiki page.

RECENT CHANGES:

• (24 Feb 2017) Added test vectors for hardened derivation with leading zeros
• (16 Apr 2013) Added private derivation for i ≥ 0x80000000 (less risk of parent private key leakage)
• (30 Apr 2013) Switched from multiplication by I_L to addition of I_L (faster, easier implementation)
• (25 May 2013) Added test vectors
• (15 Jan 2014) Rename keys with index ≥ 0x80000000 to hardened keys, and add explicit conversion functions.

  BIP: 32
  Layer: Applications
  Title: Hierarchical Deterministic Wallets
  Author: Pieter Wuille <pieter.wuille@gmail.com>
  Comments-Summary: No comments yet.
  Comments-URI: https://github.com/bitcoin/bips/wiki/Comments:BIP-0032
  Status: Final
  Type: Informational
  Created: 2012-02-11
  License: BSD-2-Clause

The full text of this BIP can be read here.