Bip39 Wallet. 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 protection to your wallet that actually works alongside your seed phrase to encrypt and protect your wallet. A PIN, on https://toplistar.com/story20777792/bip-39-https-linktr-ee-bip39-what-does-ian-coleman-bip39-mean