Bip39 Mnemonic. Is passphrase similar to PIN? No, a passphrase just isn't similar to a PIN. A passphrase, inside the context of Bitcoin wallets, is an additional layer of protection for your wallet that actually works alongside your seed phrase to encrypt and defend your wallet. A PIN, Then again, https://letusbookmark.com/story20248608/bip39-words-https-linktr-ee-bip39-bip39-wallet-fundamentals-explained