Bip39-Standalone. The passphrase isn't chosen in the predefined list of 2048 words – it may be any word or phrase you choose. BIP39 is usually a structure implementation that lays out how copyright wallets generate the set of words (or "mnemonic codes") which make up a mnemonic sentence, And the https://bookmarksurl.com/story4220384/bip39-wallet-https-linktr-ee-bip39-how-much-you-need-to-expect-you-ll-pay-for-a-good-ian-coleman-bip39