Bip39 Dictionary. 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 extra layer of protection for your wallet that actually works alongside your seed phrase to encrypt and guard your wallet. A PIN, Alternatively, is https://bookmark-group.com/story4216589/bip39-generator-https-linktr-ee-bip39-not-known-factual-statements-about-ian-coleman-bip39