Which method is commonly used to analyze and determine the vulnerabilities within a network system?

The method commonly used to analyze and determine the vulnerabilities within a network system is a vulnerability assessment. This process involves systematically evaluating the security posture of an organization's information systems by identifying, quantifying, and prioritizing vulnerabilities.

A vulnerability assessment typically employs various tools and techniques to scan for known vulnerabilities, misconfigurations, and weaknesses in both hardware and software. By providing a comprehensive analysis of potential security gaps, organizations can prioritize remediation efforts based on the severity of the vulnerabilities and the potential impact on the organization.

A risk management framework is a broader approach that encompasses identifying, assessing, and mitigating risks, including vulnerabilities, but it does not focus exclusively on vulnerability analysis. An incident response plan is designed to manage and respond to security incidents after they occur rather than assessing vulnerabilities proactively. A data integrity check focuses on ensuring the accuracy and reliability of data but does not specifically examine the vulnerabilities present within a network system. Thus, the vulnerability assessment is the most relevant method for identifying security weaknesses within a network.