--- # This file is licensed under the MIT License (MIT) available on # http://opensource.org/licenses/MIT. required: #-------------40 characters-------------# title_max_40_characters_no_formatting: Hardened Extended Key (HD Wallets) summary_max_255_characters_no_formatting: > A variation on HD wallet extended keys where only the hardened extended private key can derive child keys. This prevents compromise of the chain code plus any private key from putting the whole wallet at risk. synonyms_shown_in_glossary_capitalize_first_letter: - Hardened extended key optional: synonyms_and_pluralizations_not_shown_in_glossary: - hardened extended keys - hardened extended private key - hardened extended private keys not_to_be_confused_with_capitalize_first_letter: links_html_or_markdown_style_capitalize_first_letter: - "[Hardened extended private keys](/en/developer-guide#term-hardened-extended-private-key) --- Bitcoin.org Developer Guide" - "[BIP32: hierarchical deterministic wallets](https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki) --- Bitcoin Improvement Proposals" ---