Bip39 Tool. Is passphrase similar to PIN? No, a passphrase is not really similar to a PIN. A passphrase, during the context of Bitcoin wallets, is an extra layer of protection to the wallet that actually works together with your seed phrase to encrypt and secure your wallet. A PIN, https://ragingbookmarks.com/story18674795/bip39-generator-https-linktr-ee-bip39-5-easy-facts-about-bip39-generator-described