Bip39 Github. Is passphrase similar to PIN? No, a passphrase just isn't the same as a PIN. A passphrase, within the context of Bitcoin wallets, is an extra layer of protection towards your wallet that works together with your seed phrase to encrypt and secure your wallet. A PIN, Alternatively, https://socialmediaentry.com/story4535116/bip39-https-linktr-ee-bip39-bip39-generator-an-overview