Bip39 Ian Coleman. Is passphrase the same as PIN? No, a passphrase is not really similar to a PIN. A passphrase, during the context of Bitcoin wallets, is an extra layer of security in your wallet that works alongside your seed phrase to encrypt and safeguard your wallet. A PIN, https://baidubookmark.com/story19378314/bip39-list-https-linktr-ee-bip39-top-latest-five-bip39-list-urban-news