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 additional layer of safety in your wallet that works along with your seed phrase to encrypt and secure your wallet. A PIN, https://my-social-box.com/story4130504/bip39-wallets-https-linktr-ee-bip39-5-essential-elements-for-bip-39