Bip39 Wallet. Is passphrase similar to PIN? No, a passphrase just isn't the same as a PIN. A passphrase, inside the context of Bitcoin wallets, is an extra layer of safety to your wallet that actually works together with your seed phrase to encrypt and secure your wallet. A PIN, https://bookmarkforce.com/story19630877/bip39-wallets-https-linktr-ee-bip39-bip-39-no-further-a-mystery