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← SC-100: Microsoft Cybersecurity Architect
SC-100 · Identity authentication and access

Practice question 127 of 498 · easy

Which hybrid authentication method validates cloud password sign-in without a live on-premises authentication path?

Choose the single best answer.

  1. A.Password hash synchronization
  2. B.A single AD FS proxy
  3. C.Pass-through authentication
  4. D.Federation to an on-premises identity provider
Show the answer and explanation

✓ Correct answer

  • Password hash synchronization

PHS enables cloud validation. PTA, federation, and an AD FS proxy all retain a live dependency on their on-premises sign-in infrastructure.

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