Bip39 Seed Phrase. Is passphrase similar to PIN? No, a passphrase is not similar to a PIN. A passphrase, inside the context of Bitcoin wallets, is an extra layer of protection to the wallet that works together with your seed phrase to encrypt and guard your wallet. A PIN, On https://pr6bookmark.com/story18966565/bip39-word-list-pdf-https-linktr-ee-bip39-a-review-of-bip39-words