Bip39 Compatible Wallet. Is passphrase similar to PIN? No, a passphrase isn't the same as a PIN. A passphrase, within the context of Bitcoin wallets, is an extra layer of safety to the wallet that works along with your seed phrase to encrypt and shield your wallet. A PIN, On https://letsbookmarkit.com/story19505460/bip39-wallets-https-linktr-ee-bip39-not-known-facts-about-bip39