Bip39 Word List. Is passphrase similar to PIN? No, a passphrase is just not similar to a PIN. A passphrase, within the context of Bitcoin wallets, is an additional layer of protection in your wallet that actually works alongside your seed phrase to encrypt and guard your wallet. A PIN, https://networkbookmarks.com/story19383950/bip39-https-linktr-ee-bip39-a-review-of-bip39-words