Bip39 Checksum. Is passphrase similar to PIN? No, a passphrase is not the same as a PIN. A passphrase, inside the context of Bitcoin wallets, is an extra layer of protection to the wallet that works alongside your seed phrase to encrypt and secure your wallet. A PIN, Then again, https://bookmarkport.com/story20839677/bip39-words-https-linktr-ee-bip39-what-does-ian-coleman-bip39-mean