Facebook Adds Option for Android, iOS Users to Login Via Security Key

It has been available on desktop since 2017

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Facebook users can now set up two-factor authentication and login to the social network on their Android and iOS devices via a security key.

The social network introduced the use of physical security keys to login via desktop in 2017.

Two-factor authentication enables users to safeguard their account every time they login from an unknown device by requiring both a password and a second element, typically an SMS code sent to a smartphone or authenticator application.

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