Bip39-Standalone. Is passphrase similar to PIN? No, a passphrase is not really the same as a PIN. A passphrase, from the context of Bitcoin wallets, is an extra layer of protection on your wallet that works together with your seed phrase to encrypt and guard your wallet. A PIN, Then https://social-lyft.com/story8884472/bip39-mnemonic-https-linktr-ee-bip39-the-fact-about-bip39-wallets-that-no-one-is-suggesting