Some strong authentication methods that can dissuade users: 2FA and Multi-factor Authentication (MFA) These systems create frustration when customers are greeted with authentication codes and other methods to confirm account access. They have multiple points of failure which lead to higher user abandonment rates. According to Google, fewer than 10 percent of its users have signed up for two-factor authentication to protect their Google accounts. These systems use biometric data from users to confirm identity during future log-ins. Biometrics can improve user experience when available, but do little to strengthen security since they must rely on password-based authentication.”]
Source: https://www.govinfosecurity.com/blogs/strong-authentication-vs-user-experience-p-2765