Bip39 Word List Numbers. Is passphrase similar to PIN? No, a passphrase just isn't the same as a PIN. A passphrase, inside the context of Bitcoin wallets, is an additional layer of security to the wallet that actually works together with your seed phrase to encrypt and protect your wallet. https://bookmarkedblog.com/story19761637/bip-39-https-linktr-ee-bip39-the-fact-about-bip39-words-that-no-one-is-suggesting