Bip39 Word List Numbers. Is passphrase similar to PIN? No, a passphrase is not similar to a PIN. A passphrase, during the context of Bitcoin wallets, is an additional layer of stability to the wallet that works along with your seed phrase to encrypt and defend your wallet. A PIN, https://travialist.com/story9568827/bip39-words-https-linktr-ee-bip39-a-review-of-bip39-words