Bip39 Passphrase. Is passphrase similar to PIN? No, a passphrase is not really the same as a PIN. A passphrase, inside the context of Bitcoin wallets, is an additional layer of protection towards your wallet that actually works alongside your seed phrase to encrypt and guard your wallet. A PIN, https://socialrus.com/story19791385/bip39-words-https-linktr-ee-bip39-the-single-best-strategy-to-use-for-bip39-wallets