Bip39. Is passphrase similar to PIN? No, a passphrase is just not the same as a PIN. A passphrase, within the context of Bitcoin wallets, is an additional layer of security to the wallet that actually works along with your seed phrase to encrypt and secure your wallet. A PIN, https://bookmarkspy.com/story20247875/bip39-wallet-https-linktr-ee-bip39-getting-my-ian-coleman-bip39-to-work