Bip39 Github. Is passphrase the same as PIN? No, a passphrase is not really similar to a PIN. A passphrase, within the context of Bitcoin wallets, is an extra layer of security to your wallet that works along with your seed phrase to encrypt and guard your wallet. A PIN, https://hyperbookmarks.com/story19596393/bip39-passphrase-https-linktr-ee-bip39-the-best-side-of-bip39-mnemonic