Bip39 Mnemonic. Is passphrase similar to PIN? No, a passphrase isn't similar to a PIN. A passphrase, while in the context of Bitcoin wallets, is an extra layer of protection for your wallet that actually works alongside your seed phrase to encrypt and protect your wallet. A PIN, Then again, https://userbookmark.com/story18720600/ian-coleman-bip39-https-linktr-ee-bip39-the-single-best-strategy-to-use-for-bip39-wallets