Bip39-Standalone. Furthermore, BIP39 defines the passphrase selection, that adds a moderate amount of additive security in case your seed phrase is stolen or normally unintentionally uncovered. Nonetheless, it also adds some threat, so it is suggested For additional skilled end users. The BIP39 standard also defines an choice for consumers https://directory-blu.com/listings571896/bip39-online-https-linktr-ee-bip39-facts-about-bip39-standard-revealed