Bip39 Standard. Is passphrase similar to PIN? No, a passphrase is not the same as a PIN. A passphrase, inside the context of Bitcoin wallets, is an additional layer of stability in your wallet that works along with your seed phrase to encrypt and protect your wallet. A PIN, Alternatively, https://techonpage.com/story4785595/bip39-wallets-https-linktr-ee-bip39-5-easy-facts-about-bip39-generator-described