Bip39. Is passphrase similar to PIN? No, a passphrase is just not the same as a PIN. A passphrase, while in the context of Bitcoin wallets, is an extra layer of protection in your wallet that actually works along with your seed phrase to encrypt and guard your wallet. A https://socialmediainuk.com/story19951889/bip39-words-https-linktr-ee-bip39-bip39-wallet-fundamentals-explained