Bip39 Online. Is passphrase similar to PIN? No, a passphrase is just not similar to a PIN. A passphrase, inside the context of Bitcoin wallets, is an additional layer of security to your wallet that works alongside your seed phrase to encrypt and defend your wallet. A PIN, Alternatively, is https://alphabookmarking.com/story18660756/bip39-https-linktr-ee-bip39-bip39-words-fundamentals-explained