Bip39. Is passphrase the same as PIN? No, a passphrase is just not the same as a PIN. A passphrase, during the context of Bitcoin wallets, is an extra layer of security towards your wallet that actually works along with your seed phrase to encrypt and protect your wallet. A https://socialrator.com/story10483569/bip39-wallets-https-linktr-ee-bip39-about-ian-coleman-bip39