Bip39. The passphrase is not really selected in the predefined list of 2048 words – it may be any word or phrase you end up picking. BIP39 is usually a style and design implementation that lays out how copyright wallets generate the list of words (or "mnemonic codes") which make https://meshbookmarks.com/story19606284/bip39-https-linktr-ee-bip39-an-unbiased-view-of-bip-39