1. Touch or biometric authentication is possible through multi-factor authentication registration. ㆍEnter the authentication information ID and authentication code generated by Samsung DS MFA app in Samsung DS multi-factor authentication page. ㆍWhen logging in through registered service, you can use touch or biometric authentication via PUSH notification. 2. Generate a 2-step verification OTP code for general websites such as Google, Github, and Facebook through QR scan. ㆍWhen adding website multi-factor authentication, you can register a website OTP service by selecting the QR code or registration key. ㆍSamsung DS MFA can generate OTP codes for the website and manage as a list. ㆍEnter 2-step verification for the website by entering the OTP code generated by the app.