Bip39 Seed Phrase. Is passphrase similar to PIN? No, a passphrase is not similar to a PIN. A passphrase, while in the context of Bitcoin wallets, is an additional layer of safety to the wallet that actually works together with your seed phrase to encrypt and guard your wallet. A https://privatebookmark.com/story19195113/bip39-generator-https-linktr-ee-bip39-not-known-factual-statements-about-bip39-list