← All answer keys
Community QuestionSeen on 34 CBTsRe-created in 27 study sets this year

Which of the following is an example of two-factor authentication?

Community-sourced. Answers may be wrong or out of date. Always verify with your official training portal before submitting. Not affiliated with any branch, agency, or vendor. Details.
Answer

Your password and a code you receive via text message

25 of 34 indexed CBT versions give this answer·Answer index rebuilt Sep 25, 2026

VERIFIED AGAINST THE OFFICIAL SOURCE

“An authentication system that requires more than one distinct type of authentication factor for successful authentication. Something you know (e.g., PIN, password), something you have (e.g., cryptographic identification device, token), or something you are (e.g., biometric).”

— NIST SP 800-63-4 — Multi-Factor Authentication (CSRC Glossary) ↗

The indexed versions don't agree on this one

This question appears on 34 CBT versions we've indexed, and they don't all give the same answer. Exam editions change and answer keys get re-cut, so more than one of these was correct on the test it came from. Here is each of them, and how many versions give it.

25 of 34 versionsmost versions

Your password and a code you receive via text message

Army Cyber Awareness Challenge 2023 · Compressed Url Cyber Awareness · Cyber Awareness Cbt Answers · +9 more

8 of 34 versions

A Common Access Card and Personal Identification Number.

Digitally Signed Emails Are More Secure Cyber Awareness · Protected Health Information Cyber Awareness · Protecting Classified Data Cyber Awareness · +5 more

1 of 34 version

Password and Fingerprint

Cyber Awareness Challenge 2026

Know which one your test keyed? One click. No account needed.

This question appears on

Army Cyber Awareness Challenge 2023 →Compressed Url Cyber Awareness →Cyber Awareness Cbt Answers →Cyber Awareness Challenge 2026 →Cyber Awareness What Is Sensitive Compartmented Information →Digitally Signed Emails Are More Secure Cyber Awareness →Dod Cyber Awareness 2023 →Good Practice For Telework Cyber Awareness →How Can You Protect Yourself From Internet Hoaxes Cyber Awareness →How Many Potential Insider Threat Indicators Cyber Awareness →How To Prevent Spillage Cyber Awareness →How To Protect Cui Cyber Awareness →I Hate Cbts Cyber Awareness 2023 →Insider Threat Cyber Awareness →Jko Cyber Awareness 2023 →Navy Cyber Awareness Challenge 2023 →Potential Insider Threat Indicators Cyber Awareness →Preventing Spillage Cyber Awareness →Sensitive Compartmented Information Cyber Awareness →Transmitting Sci Cyber Awareness →What Guidance Is Available For Marking Sci Cyber Awareness →What Should The Employee Do Differently Cyber Awareness 2023 →Which Of The Following Is True Cyber Awareness 2023 →Which Of The Following Is True Of Cookies Cyber Awareness →Which Of The Following Is True Of Cui Cyber Awareness →Which Of The Following Statement Is True Cyber Awareness →Which Scenario Might Indicate A Reportable Insider Threat Cyber Awareness →Protected Health Information Cyber Awareness →Protecting Classified Data Cyber Awareness →Reportable Insider Threat →Safely Transmit Controlled Unclassified Information →What Is Sci Cyber Awareness →Which Of The Following Is A Potential Insider Threat Indicators →Which Of The Following Is Not Cui Cyber Awareness →