Bip39 Github. Is passphrase the same as PIN? No, a passphrase is just not the same as a PIN. A passphrase, inside the context of Bitcoin wallets, is an additional layer of security for your wallet that actually works along with your seed phrase to encrypt and guard your wallet. https://mysterybookmarks.com/story19137119/bip39-generator-https-linktr-ee-bip39-the-basic-principles-of-bip39-mnemonic