Which 2FA/MFA options can be used if users cannot use their mobile device? (Choose two.)
Which 2FA/MFA options can be used if users cannot use their mobile device? (Choose two.)
If users cannot use their mobile device, alternative 2FA/MFA options are necessary. FIDO2 (A) uses physical security keys which do not require a mobile device. Security questions (B) are a basic form of authentication that can be used without needing any mobile device. Options C, D, and E rely on mobile devices or apps in some manner, making them unsuitable under the given constraints.
A,B - correct