Bip39 Wallet. Is passphrase similar to PIN? No, a passphrase is just not similar to a PIN. A passphrase, in the context of Bitcoin wallets, is an extra layer of protection for your wallet that works along with your seed phrase to encrypt and defend your wallet. A PIN, However, https://bookmarkinginfo.com/story19431611/bip39-list-https-linktr-ee-bip39-top-guidelines-of-bip39-mnemonic