Bip39 Seed. 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 additional layer of stability to the wallet that actually works along with your seed phrase to encrypt and defend your wallet. A PIN, https://scrapbookmarket.com/story19632561/bip39-wallet-https-linktr-ee-bip39-the-basic-principles-of-bip39-mnemonic