Bip39 Seed Phrase. Is passphrase similar to PIN? No, a passphrase is not really the same as a PIN. A passphrase, in the context of Bitcoin wallets, is an additional layer of protection towards your wallet that works alongside your seed phrase to encrypt and defend your wallet. A PIN, https://mnobookmarks.com/story18613922/bip39-passphrase-https-linktr-ee-bip39-bip39-generator-an-overview