Bip39 Standard. Is passphrase similar to PIN? No, a passphrase isn't the same as a PIN. A passphrase, from the context of Bitcoin wallets, is an additional layer of security towards your wallet that works along with your seed phrase to encrypt and shield your wallet. A PIN, Conversely, is https://bookmarklethq.com/story19430611/bip39-passphrase-https-linktr-ee-bip39-getting-my-ian-coleman-bip39-to-work