Bip39 Tool. 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 extra layer of protection towards your wallet that works together with your seed phrase to encrypt and defend your wallet. A PIN, https://bookmarkinglog.com/story19019483/bip39-words-https-linktr-ee-bip39-bip39-wallet-fundamentals-explained