CompTIA CASP+ Practice Test

What method is best for reviewing third-party applications to minimize risk?

1. Automated testing and deployment

2. Line by line code review and simulation

3. Using pre-approved libraries

4. External audits only

The correct answer is: Line by line code review and simulation

The most effective method for reviewing third-party applications to minimize risk involves conducting a comprehensive line-by-line code review and simulation. This approach allows for a thorough examination of the application’s functionality, security vulnerabilities, and compliance with established coding standards. By scrutinizing the code, security teams can identify potential weaknesses or flaws that automated tools might not catch, especially those that may arise due to the complexity of the application or the specific context in which it operates. Simulation further adds value by enabling the evaluation of how the application behaves in a controlled environment, revealing any unforeseen issues that may arise during actual usage. This method provides a holistic view of the application's security posture and provides insights that can lead to informed decisions regarding its deployment. While other options such as automated testing and deployment or the use of pre-approved libraries can contribute to risk management, they may not provide the in-depth assessment needed to identify all potential risks associated with third-party applications. Automated tools can sometimes miss contextual nuances, and relying solely on pre-approved libraries does not account for the unique characteristics of specific third-party solutions. External audits, while valuable, typically offer a point-in-time assessment rather than a continuous review process that can be achieved through detailed code reviews and simulations.