CompTIA Security+ SY0-701 Practice Question
What is the purpose of a security key in multifactor authentication?
An application on a user's device that sends a verification code via SMS messages.
An algorithm embedded within the user's computer that generates one-time passwords.
A physical device that, when presented, serves as a second factor by verifying the user's possession.
A software tool that records the keystroke dynamics of a user for continuous authentication.