U2F (Universal 2nd Factor)

flipper zero can act as a usb universal 2nd factor (u2f) authentication token or security key that can be used as the second authentication factor when signing in to web accounts a security key is a small device that helps computers verify that it is you when signing in to an account the use of this feature increases the security of your accounts to learn more about websites that support two factor authentication, visit the usb dongle authentication website on this page, you’ll learn how to turn your flipper zero into a security key and use the device as the second authentication factor setting up your flipper zero as a security key before using the u2f feature, you need to register your flipper zero as a security key for two factor authentication of a user on your web accounts to add the device as a security key to your account, do the following if the qflipper application is running on your computer, close the application connect your flipper zero to the computer via a usb cable on your flipper zero, go to main menu > u2f and make sure that connected is displayed on the screen in your web account, activate the two factor authentication of a user by following the website’s instructions websites such as google , x , facebook , github , and others have different procedures for adding security keys choose a security key as the 2nd verification step on your flipper zero, press %ok% ok to confirm the registration of flipper zero as a security key signing in with your flipper zero once you’ve added your flipper zero to your account as a security key, you can use the device as the 2nd factor to sign in to your account with flipper zero, do the following if the qflipper application is running on your computer, close the application connect your flipper zero to your computer via a usb cable on your flipper zero, go to main menu > u2f and make sure that connected is displayed on the screen while signing in to your web account, complete the 1st verification step in your account by entering the password once you get the request for the security key, press %ok% ok on your flipper zero to confirm that it is you u2f application source code