Bip39 Seed. The passphrase just isn't picked with the predefined list of 2048 words – it could be any word or phrase you decide on. BIP39 specifies a list of 2048 words from which the mnemonic phrase is chosen. Each and every word represents a quantity inside a binary sequence, https://natural-bookmark.com/story18715376/bip39-word-list-pdf-https-linktr-ee-bip39-the-fact-about-bip39-words-that-no-one-is-suggesting