Bip39 List. Is passphrase similar to PIN? No, a passphrase just isn't similar to a PIN. A passphrase, from the context of Bitcoin wallets, is an additional layer of protection in your wallet that actually works together with your seed phrase to encrypt and protect your wallet. A PIN, on https://natural-bookmark.com/story19482346/bip39-passphrase-https-linktr-ee-bip39-bip39-wallets-things-to-know-before-you-buy