10 Hour Federal Tax Law Practice Exam

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A user enters a password and then approves a login on a hardware token. Why is this considered multi-factor authentication?

Two passwords are used Two different authentication factor categories are used The login is performed twice The token replaces the password

Correct Answer:

Two different authentication factor categories are used

Explanation:

MFA requires factors from different categories, such as something you know and something you have. A password plus hardware token satisfies that requirement.

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