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200-301 · Question #1715

Which feature of Digest Authentication prevents credentials from being sent in plaintext?

The correct answer is B. challenge-response mechanism. Digest Authentication uses a challenge-response mechanism to ensure that credentials are never sent in plaintext, protecting them from interception.

Submitted by weili_xi· Mar 5, 2026Security Fundamentals

Question

Which feature of Digest Authentication prevents credentials from being sent in plaintext?

Options

  • Apublic key infrastructure
  • Bchallenge-response mechanism
  • Ctoken-based authorization
  • DSSL/TLS encryption

How the community answered

(31 responses)
  • A
    3% (1)
  • B
    90% (28)
  • C
    6% (2)

Explanation

Digest Authentication uses a challenge-response mechanism to ensure that credentials are never sent in plaintext, protecting them from interception.

Topics

#Digest Authentication#challenge-response#plaintext prevention#HTTP security

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