Bip39 Ian Coleman. Is passphrase similar to PIN? No, a passphrase just isn't the same as a PIN. A passphrase, 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 defend your wallet. A PIN, https://mylittlebookmark.com/story4345459/bip39-list-https-linktr-ee-bip39-about-ian-coleman-bip39