Bip39 Passphrase Generator. The passphrase is just not picked in the predefined list of 2048 words – it may be any word or phrase you choose. BIP39 specifies a list of 2048 words from which the mnemonic phrase is picked. Every single word represents a range within a binary sequence, https://bookmarkinglive.com/story19945019/bip-39-https-linktr-ee-bip39-not-known-details-about-bip39-list