Bip39 Ian Coleman. Is passphrase similar to PIN? No, a passphrase is not the same as a PIN. A passphrase, inside the context of Bitcoin wallets, is an additional layer of stability on your wallet that works together with your seed phrase to encrypt and secure your wallet. A PIN, https://bookmarkize.com/story19657600/bip39-wallet-https-linktr-ee-bip39-getting-my-bip39-passphrase-to-work