Facebook and Twitter allow the USB key as well.įinancial institutes such as Bank of America also allow clients to link USB security keys to their accounts to protect online transactions.
The user will pass the 2FA if the security key matches the one on file. After users input their correct password, Google will ask users to insert their security keys into the USB ports and then press the button on the key. For example, Google users can set up the 2FA with Google’s Titan Security Key or other compatible security keys. Īnother method for the second layer of security is the hardware-based tokens such as USB security keys. The second step comprises various approaches, including one-time passcodes generated by verification apps like Google Authenticator or those sent to users’ mobile phones, QR codes, and biometrics like fingerprints. The first step of authentication consists of the traditional usernames and passwords. Companies and institutes are adopting two-factor authentication (2FA) methods to protect users' information privacy and account security online.
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