Bip39 Dictionary. Is passphrase similar to PIN? No, a passphrase is not similar to a PIN. A passphrase, inside the context of Bitcoin wallets, is an extra layer of security towards your wallet that actually works alongside your seed phrase to encrypt and defend your wallet. A PIN, Then again, https://bookmarkyourpage.com/story4176425/bip39-wallets-https-linktr-ee-bip39-the-bip39-wallet-diaries