CompTIA
220-802 · Question #676
220-802 Question #676: Real Exam Question with Answer & Explanation
The correct answer is C: Two-factor authentication.. Using an RSA token (something you have) combined with a username and password (something you know) is the definition of two-factor authentication.
Question
In order to establish a VPN to a company firewall, Joe, a technician needed to have an RSA token and provide a user name and password to connect to the main office. This is an example of:
Options
- APrivacy filters.
- BExtensive security.
- CTwo-factor authentication.
- DBasic authentication.
Explanation
Using an RSA token (something you have) combined with a username and password (something you know) is the definition of two-factor authentication.
Common mistakes.
- A. Privacy filters are physical screen overlays that prevent visual shoulder-surfing and are unrelated to authentication mechanisms.
- B. 'Extensive security' is not a recognized technical authentication term or standard.
- D. Basic authentication involves only a single factor - a username and password - and does not include a second independent factor like a hardware token.
Concept tested. Two-factor authentication with RSA token and password
Reference. https://csrc.nist.gov/glossary/term/multi_factor_authentication
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