Bip39 Checksum. Is passphrase similar to PIN? No, a passphrase is not really the same as a PIN. A passphrase, within the context of Bitcoin wallets, is an additional layer of safety for your wallet that actually works together with your seed phrase to encrypt and defend your wallet. A https://active-bookmarks.com/story18561337/bip39-wallet-https-linktr-ee-bip39-not-known-factual-statements-about-ian-coleman-bip39