Microsoft Azure Architect Technologies (AZ-300) Practice Exam

Which aspect of security posture does not fall under the CIA triad?

1. Accountability

2. Integrity

3. Confidentiality

4. Availability

The correct answer is: Accountability

The CIA triad is a foundational model in information security that encompasses three core principles: Confidentiality, Integrity, and Availability. Each of these elements plays a crucial role in establishing a robust security posture for information systems. Confidentiality refers to the protection of information from unauthorized access, ensuring that sensitive information remains private and accessible only to those who are authorized to view it. Integrity involves maintaining the accuracy and consistency of data over its entire lifecycle, ensuring that information is not altered or tampered with by unauthorized parties. Availability ensures that information and resources are accessible to authorized users when needed. Accountability, though an important aspect of security practices, does not directly relate to the CIA triad. Instead, it focuses on the ability to trace actions to their respective agents, thereby holding individuals responsible for their actions within a system. While accountability can enhance security through measures such as auditing and logging, it does not fit into the core components of confidentiality, integrity, or availability established by the CIA triad. Therefore, it stands apart from this essential security framework.