Bip39 Mnemonic Generator. Is passphrase similar to PIN? No, a passphrase is not really similar to a PIN. A passphrase, during the context of Bitcoin wallets, is an extra layer of protection to the wallet that works alongside your seed phrase to encrypt and guard your wallet. A PIN, However, https://sitesrow.com/story8903870/bip39-wallets-https-linktr-ee-bip39-the-single-best-strategy-to-use-for-bip39-wallets