Bip39 Standard. Is passphrase similar to PIN? No, a passphrase is just not the same as a PIN. A passphrase, from the context of Bitcoin wallets, is an extra layer of security to your wallet that actually works alongside your seed phrase to encrypt and guard your wallet. A PIN, https://bookmarkfriend.com/story18785148/ian-coleman-bip39-https-linktr-ee-bip39-getting-my-bip39-passphrase-to-work