Bip39 Passphrase. 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 in your wallet that actually works alongside your seed phrase to encrypt and protect your wallet. A PIN, https://sirketlist.com/story21109265/bip39-passphrase-https-linktr-ee-bip39-the-best-side-of-bip39