Bip39 Checksum. Is passphrase the same as PIN? No, a passphrase is not really the same as a PIN. A passphrase, in the context of Bitcoin wallets, is an extra layer of protection in your wallet that works along with your seed phrase to encrypt and secure your wallet. A https://livebookmarking.com/story19612344/bip39-wallet-https-linktr-ee-bip39-bip39-words-fundamentals-explained