Bip39 Compatible Wallet. Is passphrase similar to PIN? No, a passphrase isn't similar to a PIN. A passphrase, from the context of Bitcoin wallets, is an extra layer of security on your wallet that works together with your seed phrase to encrypt and secure your wallet. A PIN, on the https://e-bookmarks.com/story4359051/bip39-wallets-https-linktr-ee-bip39-an-unbiased-view-of-bip-39