Bip39 Vs Slip39. Is passphrase the same as PIN? No, a passphrase is just not similar to a PIN. A passphrase, during the context of Bitcoin wallets, is an extra layer of security on your wallet that works alongside your seed phrase to encrypt and secure your wallet. A PIN, https://bookmarkfox.com/story4384280/ian-coleman-bip39-https-linktr-ee-bip39-bip39-words-secrets