Bip39 Vs Slip39. Is passphrase similar to PIN? No, a passphrase is just not similar to a PIN. A passphrase, from the context of Bitcoin wallets, is an extra layer of security in your wallet that actually works together with your seed phrase to encrypt and guard your wallet. A https://pr1bookmarks.com/story19916143/bip-39-https-linktr-ee-bip39-a-simple-key-for-bip39-unveiled