Bip39 Mnemonic. Is passphrase similar to PIN? No, a passphrase is just not similar to a PIN. A passphrase, while in the context of Bitcoin wallets, is an extra layer of safety in your wallet that actually works along with your seed phrase to encrypt and shield your wallet. A https://sociallweb.com/story5078826/bip39-https-linktr-ee-bip39-5-simple-statements-about-bip39-mnemonic-explained