Bip39 Seed Phrase. Is passphrase the same as PIN? No, a passphrase is not really similar to a PIN. A passphrase, within the context of Bitcoin wallets, is an extra layer of protection for your wallet that actually works together with your seed phrase to encrypt and secure your wallet. https://7prbookmarks.com/story18684077/ian-coleman-bip39-https-linktr-ee-bip39-top-guidelines-of-bip39-mnemonic