CompTIA CASP+ Practice Test

What solution is BEST for controlling unauthorized access and modifications to production equipment?

1. Implement an AAA solution

2. Upgrade firewall systems

3. Enhance employee training

4. Deploy intrusion detection systems

The correct answer is: Implement an AAA solution

Implementing an AAA (Authentication, Authorization, and Accounting) solution is the best approach for controlling unauthorized access and modifications to production equipment. An AAA solution is designed to verify the identities of users (authentication), determine their access rights or permissions (authorization), and track their activities (accounting). This comprehensive approach ensures that only authorized personnel can access and modify production equipment, thereby reducing the risk of security breaches and potential operational disruptions. The other options, while useful in their respective contexts, do not provide the same level of focused access control as an AAA solution. Upgrading firewall systems primarily enhances the perimeter defense against external threats, but it doesn’t manage internal access rights directly. Enhancing employee training is beneficial for increasing awareness but does not enforce access controls or monitor user actions. Deploying intrusion detection systems helps identify breaches and alerts administrators to suspicious activity, yet it does not prevent unauthorized access in the first place. Therefore, an AAA solution is the most effective method for managing and securing access to critical production infrastructure.