It offers a higher level of security than SMS codes or mobile apps, it is resistant to phishing, malware, and man-in-the-middle attacks.The primary reason I use YubiKey is to reduce the risk of being locked out of online accounts in case of loss/theft/damage of my Smartphone.Using YubiKey 5 NFC as a backup MFA device can provide several benefits: It works by simply plugging it into a USB port and pressing a button, or tapping it to an NFC reader found in Apple and Android Smartphones and tablets. YubiKey 5 NFC does not require batteries, drivers or software installation. It can also be used with NFC-enabled devices such as Smartphones and tablets. It can be used with hundreds of online services, such as Apple iCloud, Microsoft, Google, AWS, Facebook and Twitter. It is a small USB device that supports multiple protocols, such as FIDO2, U2F, OTP, and smart card. I would recommend considering YubiKey 5 NFC as a backup MFA device. It also requires some love and attention to maintain security patching of the Smartphone Operating System and Applications. You're in the process of switching between Smartphones, some of the MFA services may not have migrated successfully to your new SmartphoneĪ backup Smartphone for MFA is an expensive device to have sat around doing nothing, even on PAYG.You're in the process of switching Mobile Network providers.You become ill, lose mental or physical capacity and need someone else to steer the ship with your online accounts.Your Smartphone is lost / stolen / damaged or a software update stops it from working.The following things may have already happened to you, but if not, have you considered the following backup MFA continuity scenarios for your personal or work related online accounts: You've enabled Two Factor Authentication (2FA) or Multi-factor Authentication (MFA) on a number of your online accounts using your Smartphone.
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