Bip39 Github. Is passphrase similar to PIN? No, a passphrase is not similar to a PIN. A passphrase, while in the context of Bitcoin wallets, is an extra layer of protection to your wallet that actually works together with your seed phrase to encrypt and safeguard your wallet. A PIN, https://whitebookmarks.com/story18695598/bip39-list-https-linktr-ee-bip39-bip39-words-fundamentals-explained