YubiKey 5 NFC from Yubico, is a hardware key which uses Near Field Communications (NFC) technology to wirelessly communicate with supported iOS and Android mobile devices. This method of multi-factor authentication (MFA) is particularly useful on mobile devices.
When you select NFC-Enabled Mobile Security Key for MFA, you will download and install the ID.me Authenticator app, then associate your YubiKey hardware with your ID.me account, then use your YubiKey for secure sign-in.
To set up NFC-Enabled Mobile Security Key for MFA, visit your account's Sign In & Security tab, and follow the prompts.
For complete set-up and use instructions, click here.