Bip39 Npm. Is passphrase similar to PIN? No, a passphrase is just not the same as a PIN. A passphrase, in the context of Bitcoin wallets, is an additional layer of security in your wallet that works along with your seed phrase to encrypt and protect your wallet. A PIN, https://nimmansocial.com/story8445943/bip39-list-https-linktr-ee-bip39-top-guidelines-of-bip39-mnemonic