Bip39 Mnemonic. Is passphrase similar to PIN? No, a passphrase is just not the same as a PIN. A passphrase, from the context of Bitcoin wallets, is an extra layer of stability in your wallet that actually works alongside your seed phrase to encrypt and guard your wallet. A PIN, https://ledbookmark.com/story5312885/bip39-word-list-pdf-https-linktr-ee-bip39-bip39-words-secrets