Bip39 Standard. Is passphrase the same as PIN? No, a passphrase is not really similar to a PIN. A passphrase, during the context of Bitcoin wallets, is an extra layer of stability to the wallet that works alongside your seed phrase to encrypt and secure your wallet. A PIN, On https://allyourbookmarks.com/story18822229/bip39-words-https-linktr-ee-bip39-a-review-of-bip39-words