Bip39 Online. Is passphrase similar to PIN? No, a passphrase is not really the same as a PIN. A passphrase, during the context of Bitcoin wallets, is an extra layer of safety in your wallet that works together with your seed phrase to encrypt and secure your wallet. A PIN, https://socialinplace.com/story4141170/bip39-wallet-https-linktr-ee-bip39-getting-my-ian-coleman-bip39-to-work