Bip39 Checksum. Is passphrase similar to PIN? No, a passphrase isn't the same as a PIN. A passphrase, while in the context of Bitcoin wallets, is an additional layer of safety on your wallet that actually works alongside your seed phrase to encrypt and guard your wallet. A PIN, Conversely, https://moodjhomedia.com/story2624036/bip39-mnemonic-https-linktr-ee-bip39-the-basic-principles-of-bip39-mnemonic