Bip39 Wallet. 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 additional layer of security to your wallet that actually works alongside your seed phrase to encrypt and protect your wallet. A PIN, https://total-bookmark.com/story18646567/ian-coleman-bip39-https-linktr-ee-bip39-bip39-wallet-fundamentals-explained