Bip39 Seed. Is passphrase similar to PIN? No, a passphrase just isn't similar to a PIN. A passphrase, during the context of Bitcoin wallets, is an extra layer of security to the wallet that works alongside your seed phrase to encrypt and guard your wallet. A PIN, On the flip https://social4geek.com/story4334305/bip39-list-https-linktr-ee-bip39-the-2-minute-rule-for-bip39-word-list