Being that we are talking about crypto and thus finances here. It makes little sense that trustless logins are not in use. Whether that be using ONT.ID, unstoppable domain login, or other crypto ID solution.
Despite only being readable access, the information that is contained on here alone is enough to do massive harm.
Also, we are talking finances here, even the amounts of transactions are sensitive. 2FA is essential. Yubikey is an excellent option.