Bip39-Standalone. Is passphrase similar to PIN? No, a passphrase is not really similar to a PIN. A passphrase, in the context of Bitcoin wallets, is an additional layer of stability on your wallet that actually works together with your seed phrase to encrypt and shield your wallet. A PIN, However, https://bookmarkick.com/story19173521/bip39-wallets-https-linktr-ee-bip39-how-bip39-generator-can-save-you-time-stress-and-money