Bip39 Generator. Is passphrase similar to PIN? No, a passphrase is not really similar to a PIN. A passphrase, while in the context of Bitcoin wallets, is an extra layer of safety in your wallet that actually works alongside your seed phrase to encrypt and protect your wallet. A PIN, https://userbookmark.com/story18999137/bip39-passphrase-https-linktr-ee-bip39-top-guidelines-of-bip39-words