Bip39 Checksum. Is passphrase the same as PIN? No, a passphrase isn't similar to a PIN. A passphrase, during the context of Bitcoin wallets, is an additional layer of security in your wallet that actually works together with your seed phrase to encrypt and secure your wallet. A PIN, Alternatively, https://doctorbookmark.com/story19187928/bip39-mnemonic-https-linktr-ee-bip39-the-fact-about-bip39-words-that-no-one-is-suggesting