Bip39 Compatible Wallet. Is passphrase the same as PIN? No, a passphrase just isn't similar to a PIN. A passphrase, inside the context of Bitcoin wallets, is an additional layer of protection to your wallet that works along with your seed phrase to encrypt and shield your wallet. A PIN, https://sites2000.com/story9008986/bip39-wallets-https-linktr-ee-bip39-top-guidelines-of-bip39-words