Additionally, BIP39 defines the passphrase solution, that adds a moderate amount of additive protection in case your seed phrase is stolen or in any other case accidentally exposed. On the other hand, it also provides some risk, so it is recommended for more knowledgeable people. A straightforward backup method for http://edgargvkh682.theburnward.com/from-mnemonics-to-security-understanding-bip39-passphrases-and-their-importance-in-copyright