Bip39 Tool. Is passphrase similar to PIN? No, a passphrase is not really similar to a PIN. A passphrase, from the context of Bitcoin wallets, is an extra layer of protection to your wallet that works alongside your seed phrase to encrypt and safeguard your wallet. A PIN, However, is https://sound-social.com/story8866096/bip39-wallets-https-linktr-ee-bip39-bip39-words-fundamentals-explained