The first step when integrating information security into HR management processes is to assess the business objectives of the processes, which means understanding the purpose, scope, and expected outcomes of the HR functions and activities, and how they relate to the organization's strategy and goals. The assessment will help to identify the information security requirements, risks, and controls that are relevant and applicable to the HR processes, and to align the information security objectives with the business objectives.
References = CISM Review Manual 15th Edition, CISM: Overview of domains [updated 2022]

Determining the root cause of the incident is essential for preventing or minimizing the recurrence of similar incidents, as well as for identifying and implementing corrective actions to improve the security posture of the organization.
References = CISM Review Manual 2022, page 3121; CISM Exam Content Outline, Domain 4, Task 4.3

Conflicting legal requirements would be of greatest concern when consolidating the information security policies of regional locations, as they may pose significant challenges and risks for the organization's compliance, privacy, and data protection obligations. Different jurisdictions may have different laws and regulations regarding information security, such as the General Data Protection Regulation (GDPR) in the European Union, the Health Insurance Portability and Accountability Act (HIPAA) in the United States, or the Personal Information Protection and Electronic Documents Act (PIPEDA) in Canada. These laws and regulations may have different definitions, scopes, standards, and enforcement mechanisms for information security, which may create conflicts or inconsistencies when applying a unified policy across the organization.
Therefore, the information security manager should conduct a thorough analysis of the legal requirements of each location, and ensure that the consolidated policy meets the highest level of compliance and avoids any violations or penalties.
References = CISM Review Manual 2022, page 361; CISM Exam Content Outline, Domain 1, Task
1.22; CISM 2020: IT Security Policies; Information Security Due Diligence Questionnaire

When integrating security risk management into an organization, it is most important to ensure that the risk management methodology follows an established framework, such as ISO 31000, NIST SP 800-30, or COBIT. This is because a framework provides a consistent and structured approach to identify, assess, treat, and monitor risks, and to align the risk management process with the organization's objectives, culture, and governance. A framework also helps to ensure compliance with relevant standards and regulations, and to facilitate communication and reporting of risks to stakeholders.
References: The CISM Review Manual 2023 states that "the risk management methodology should follow an established framework that provides a consistent and structured approach to risk management" and that "the framework should be aligned with the enterprise's objectives, culture, and governance, and should comply with applicable standards and regulations" (p. 94). The CISM Review Questions, Answers & Explanations Manual 2023 also provides the following rationale for this answer: "The risk management methodology follows an established framework is the correct answer because it is the most important factor to ensure the successful integration of security risk management into an organization, as it provides a common language and process for managing risks across the organization" (p. 29). Additionally, the article Integrating Risk Management into Business Processes from the ISACA Journal 2018 states that "a risk management framework provides a systematic and comprehensive approach to risk management that covers the entire risk management cycle, from risk identification to risk monitoring and reporting" and that "a risk management framework should be aligned with the organization's strategy, culture, and governance, and should follow recognized standards and best practices, such as ISO 31000, NIST SP 800-30, or COBIT" (p. 1)