Bip39 standard https://franciscougju442.bravesites.com/entries/general/Produce-Bitcoin-Addresses-from-Seed-Every-Little-Thing-You-Required-to-Know BIP85: A more recent proposal making it possible for the deterministic derivation of several BIP39 mnemonic seeds from the master seed. It is straightforward — if you don't concern yourself with copyright inheritance, no person else will — ... https://isocialfans.com/story5561230/bip39-release-date-helping-the-others-realize-the-advantages-of-bip39-passphrase-https-cutt-ly-uryc5rw7