Vce CRISC Questions Latest

The principle of least privilege is a key concept in information security that aims to provide users with the minimum level of access—or permissions—necessary to perform their job functions. By ensuring that users only have the access they need, organizations can significantly reduce the risk associated with excessive access by authorized users.

Understanding Least Privilege

The principle of least privilege restricts access rights for users to the bare minimum permissions they need to perform their work. This minimizes the potential damage from accidents or malicious activities.

Least privilege should be applied to all user accounts, including administrative and service accounts.

Implementation

Implementing least privilege involves a detailed analysis of job functions and the necessary access required for each role.

Regularly review and update access permissions to ensure they remain aligned with current job responsibilities and organizational needs.

Mitigating Risk

By limiting access to only what is necessary, organizations can prevent users from having permissions that could be exploited, intentionally or unintentionally, to cause harm.

This also includes revoking unnecessary privileges when users change roles or no longer need access.

Comparison with Other Options

A. Monitoring user activity using security logs: While monitoring can detect inappropriate activity, it does not prevent it.

B. Revoking access for users changing roles: This is a necessary practice but does not address the initial allocation of excessive privileges.

D. Conducting periodic reviews of authorizations granted: Periodic reviews are important but are reactive rather than proactive.

References

Sybex-CISSP-Official-Study-Guide-9-Edition.pdf, p. 641, discussing the principle of least privilege and its implementation​​.

Obfuscating customer data minimizes privacy risks by rendering sensitive information unreadable during processing. This method complies with Data Privacy and Protection Standards, reducing the potential impact of data breaches.

Lack of common understanding of the organization’s risk culture is the greatest barrier to achieving the initiative’s objectives, because it hinders the alignment and integration of risk management across the organization. Risk culture is the set of shared values, beliefs, and behaviors that influence how risk is perceived and managed in an organization. A risk universe is a comprehensive and structured representation of all the sources and types of risk that an organization faces. Developing a risk universe requires a common understanding of the organization’s risk culture, as it affects the risk appetite, tolerance, and strategy of the organization. Lack of cross-functional risk assessment workshops, lack of quantitative methods to aggregate the total risk exposure, and lack of an integrated risk management system are all challenges that may affect the development of a risk universe, but they are not the greatest barrier, as they can be overcome with appropriate tools and techniques. References = Risk and Information Systems Control Study Manual, Chapter 2, Section 2.2.1, page 44

The business manager is best suited to assess the impact of potential data loss when outsourcing a key database to an external service provider.

Role of the Business Manager:

Understanding Business Impact: The business manager has a comprehensive understanding of the business processes, the criticality of the data, and the potential impact of data loss on business operations.

Decision Making: They are responsible for making decisions regarding risk tolerance, business continuity, and aligning the risk management practices with business objectives.

Assessment of Data Loss Impact:

Operational Impact: The business manager can evaluate how data loss would affect day-to-day operations and overall business continuity.

Financial and Reputational Impact: They can also assess the financial repercussions and potential damage to the organization’s reputation, providing a holistic view of the impact.

References:

The CRISC Review Manual highlights the importance of involving business managers in assessing the impact of data loss due to their understanding of business operations and strategic objectives .