Bip39 Passphrase. 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 for your wallet that actually works along with your seed phrase to encrypt and guard your wallet. A PIN, https://bookmarknap.com/story9038934/bip39-words-https-linktr-ee-bip39-the-fact-about-bip39-words-that-no-one-is-suggesting