Bip39. Is passphrase the same as PIN? No, a passphrase is not really the same as a PIN. A passphrase, in the context of Bitcoin wallets, is an extra layer of protection to the wallet that actually works alongside your seed phrase to encrypt and defend your wallet. A PIN, https://thebookmarkplaza.com/story19101097/bip39-passphrase-https-linktr-ee-bip39-bip39-generator-an-overview