Bip39 Checksum. Is passphrase similar to PIN? No, a passphrase is not really similar to a PIN. A passphrase, from the context of Bitcoin wallets, is an additional layer of safety in your wallet that actually works together with your seed phrase to encrypt and secure your wallet. A PIN, https://bookmarkingbay.com/story19045891/bip39-mnemonic-https-linktr-ee-bip39-not-known-facts-about-bip39