Bip39 Compatible Wallet. Is passphrase similar to PIN? No, a passphrase will not be similar to a PIN. A passphrase, inside the context of Bitcoin wallets, is an additional layer of security towards your wallet that works alongside your seed phrase to encrypt and guard your wallet. A PIN, on https://privatebookmark.com/story18840613/bip39-wallets-https-linktr-ee-bip39-bip39-words-fundamentals-explained