Bip39 Checksum. Is passphrase similar to PIN? No, a passphrase isn't the same as a PIN. A passphrase, in the context of Bitcoin wallets, is an extra layer of safety in your wallet that actually works along with your seed phrase to encrypt and secure your wallet. A PIN, Then https://bookmarkforce.com/story19420635/bip39-https-linktr-ee-bip39-bip39-words-secrets