CSSLP: Certified Secure Software Lifecycle ProfessionalDemo

By ISC · Question Mode

QuestionQ167

Secure Software Concepts

Which term describes a mechanism that proves a sender genuinely sent a specific message?

  • A Confidentiality
  • B Non-repudiation
  • C Authentication
  • D Integrity
Explanation

Non-repudiation provides verifiable proof of a message’s origin, so the sender cannot later deny having sent it.

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