Bip39 Standard. Is passphrase the same as PIN? No, a passphrase just isn't similar to a PIN. A passphrase, during the context of Bitcoin wallets, is an extra layer of protection on your wallet that works together with your seed phrase to encrypt and safeguard your wallet. A PIN, on https://bookmarkinginfo.com/story19298661/ian-coleman-bip39-https-linktr-ee-bip39-the-fact-about-bip39-words-that-no-one-is-suggesting