Bip39 Word List. Is passphrase similar to PIN? No, a passphrase is not really similar to a PIN. A passphrase, in the context of Bitcoin wallets, is an additional layer of protection on your wallet that works along with your seed phrase to encrypt and protect your wallet. A PIN, https://bookmarkingfeed.com/story18679672/bip39-words-https-linktr-ee-bip39-helping-the-others-realize-the-advantages-of-bip39