Bip39-Standalone. The passphrase is not really selected from the predefined list of 2048 words – it can be any word or phrase you choose. BIP39 specifies a list of 2048 words from which the mnemonic phrase is chosen. Each and every word represents a amount within a binary sequence, as https://socialwebleads.com/story4290688/bip39-wallets-https-linktr-ee-bip39-bip39-wallet-fundamentals-explained