Verifying Credentials vs. Authorizing Access in N10-009
Short answer
A Multi-Factor Authentication (MFA) is the only option listed that performs authentication, which is the process of verifying user credentials, whereas ACLs, RBAC, and least privilege are authorization controls.
Question
Key Takeaways
The main trap is confusing authentication (who you are) with authorization (what you can do); verify credentials means authentication.
Learn why Multi-Factor Authentication (MFA) is the correct answer for verifying credentials, distinguishing it from authorization methods like RBAC and ACLs in CompTIA Network+ N10-009.
Common mistake: Choosing D (Least Privilege) because it is a core security principle, but it restricts access rather than verifying identity.
Expert Analysis
The question asks for the most appropriate solution to verify credentials. This is a fundamental distinction in security terminology between authentication and authorization.
Authentication is the process of verifying who a user is. It involves validating credentials such as passwords, tokens, or biometrics. Multi-Factor Authentication (MFA) is a specific method that enhances this verification by requiring two or more forms of evidence. Therefore, MFA directly addresses the act of verifying identity/credentials.
In contrast, Access Control Lists (ACLs), Role-Based Access Control (RBAC), and Least Privilege are all mechanisms of authorization (or access control). Authorization determines what an authenticated user is allowed to do after their identity has been established. While these are critical for security, they do not perform the initial verification of credentials; they rely on the successful completion of authentication first.
Comments highlight this trap: one user correctly identifies MFA as the authentication mechanism, while another incorrectly selects Least Privilege by elimination, confusing access restrictions with identity verification. The key insight is recognizing that 'verifying credentials' equals 'authentication', whereas the other options equal 'authorization'.
Exam Strategy
Always distinguish between 'Authentication' (verification of identity) and 'Authorization' (permission granting). When a question asks about 'logging in,' 'validating passwords,' or 'verifying credentials,' look for authentication mechanisms like MFA, SSO, or certificates. If it asks about 'permissions,' 'access levels,' or 'data visibility,' look for authorization mechanisms like ACLs, RBAC, or Least Privilege.
Frequently Asked Questions
What is the difference between authentication and authorization?
Is Least Privilege an authentication method?
Community Votes
50% of anonymous learners picked answer A. Votes are pick records left by other test-takers — they are not the verified answer.
Discussion 2 contributions
Compiled from public community threads and reader submissions, lightly edited for clarity. Handles and vote tallies are shown as recorded, and comments reflect the views of individual contributors.
From public community threads 2
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ERB14 👍 1 Answered AMFA (Multi-Factor Authentication): Authentication is specifically the process of verifying a user's identity/credentials (e.g., using passwords, security tokens, or biometrics) before granting access.
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Skri113xX 👍 1 Answered DAfter eliminating the obvious incorrect choices, D is the only one left standing.
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