Bip39 Seed Phrase. Is passphrase similar to PIN? No, a passphrase isn't the same as a PIN. A passphrase, within the context of Bitcoin wallets, is an extra layer of safety to your wallet that actually works along with your seed phrase to encrypt and guard your wallet. A PIN, https://iwanttobookmark.com/story19579834/bip39-list-https-linktr-ee-bip39-bip39-wallet-fundamentals-explained