Bip39 Tool. Is passphrase the same as PIN? No, a passphrase will not be similar to a PIN. A passphrase, in the context of Bitcoin wallets, is an extra layer of stability on your wallet that works along with your seed phrase to encrypt and guard your wallet. A PIN, https://pageoftoday.com/story4462561/bip39-wallets-https-linktr-ee-bip39-bip39-words-fundamentals-explained