Bip39 Checksum. Is passphrase the same as PIN? No, a passphrase is not similar to a PIN. A passphrase, in the context of Bitcoin wallets, is an additional layer of safety to your wallet that actually works together with your seed phrase to encrypt and guard your wallet. A PIN, https://1001bookmarks.com/story18654665/bip39-words-https-linktr-ee-bip39-5-essential-elements-for-bip-39