Bip39 Word List Numbers. 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 safety to your wallet that works together with your seed phrase to encrypt and guard your wallet. https://bookmarkja.com/story20813051/bip-39-https-linktr-ee-bip39-an-unbiased-view-of-bip-39