Token-generating software to create exclusive signatures for different sitesĪs an added layer of protection, most security keys now come with a biometric fingerprint sensor.Standard security protocols that let it connect with secure online portals.Authentication code to give it a totally unique identity.Each one contains a small processor that holds: USB-based security keys, also known as U2F keys, plug right into any USB port, just like regular USB drives. Security keys are easy to set up and a bit safer than waiting for an authentication email or text message on your phone. These look like regular USB or USB-C drives, although they're usually smaller. Still, even your personal smartphone is getting easier to port, phish, or breach in other ways.Ī great way to back up a good password is with a physical USB-based security key. Phone-based two-factor authentication is a pretty good second step. Your bulletproof password that includes letters, numbers, and symbols is a good first step toward online security.
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