Bip39 Github. Is passphrase similar to PIN? No, a passphrase is just not the same as a PIN. A passphrase, from the context of Bitcoin wallets, is an additional layer of security to your wallet that actually works alongside your seed phrase to encrypt and defend your wallet. A PIN, https://techonpage.com/story4914572/bip39-list-https-linktr-ee-bip39-bip39-words-an-overview