Bip39 Seed Generator. Is passphrase similar to PIN? No, a passphrase is not really the same as a PIN. A passphrase, inside the context of Bitcoin wallets, is an extra layer of stability in your wallet that works alongside your seed phrase to encrypt and guard your wallet. A PIN, https://thegreatbookmark.com/story19668535/bip39-mnemonic-https-linktr-ee-bip39-5-easy-facts-about-bip39-generator-described