Bip39 Seed. Is passphrase the same as PIN? No, a passphrase just isn't similar to a PIN. A passphrase, during the context of Bitcoin wallets, is an extra layer of safety to your wallet that actually works together with your seed phrase to encrypt and secure your wallet. A PIN, https://thebookmarklist.com/story18968200/bip39-wallet-https-linktr-ee-bip39-the-bip39-wallet-diaries