Bip39 Backup A BIP39 mnemonic sentence is a set of words (most often 12 or 24) that we can communicate with more productively than other figures that are not words (bits and figures as well as like). BIP39's goal in introducing using mnemonic words is usually to lessen the mistakes https://web.archive.org/web/20241123074420/https://bip39-phrase.com/