Bip39 Github. Is passphrase the same as PIN? No, a passphrase is not similar to a PIN. A passphrase, from the context of Bitcoin wallets, is an additional layer of security in your wallet that actually works along with your seed phrase to encrypt and safeguard your wallet. A PIN, https://nybookmark.com/story20255429/bip-39-https-linktr-ee-bip39-5-easy-facts-about-bip39-generator-described