Bip39 Wallet. Is passphrase similar to PIN? No, a passphrase is not really similar to a PIN. A passphrase, from the context of Bitcoin wallets, is an extra layer of safety towards your wallet that works alongside your seed phrase to encrypt and shield your wallet. A PIN, Then again, https://socialrator.com/story9324054/bip39-passphrase-https-linktr-ee-bip39-what-does-ian-coleman-bip39-mean