The most effective management action to prevent similar issues in the future involves both corrective and preventive measures. Coaching the IT specialist addresses the immediate knowledge gap and mistake that occurred. Introducing a secondary control, such as a review or verification step, ensures that future access requests are granted correctly, thereby preventing similar errors. This combination addresses the root cause and adds a layer of assurance. References:
* "Internal Auditing: Assurance & Advisory Services" (The Institute of Internal Auditors)
* "IT Control Objectives for Sarbanes-Oxley" (IT Governance Institute)

The most critical factor in determining which engagements should be included in the annual internal audit plan is the organization's annual risk management strategy. This strategy identifies the key risks facing the organization and ensures that the internal audit plan aligns with the areas of highest risk. This prioritization helps ensure that internal audit resources are focused on areas that could have the most significant impact on the organization. References:
* "Internal Auditing: Assurance & Advisory Services" (The Institute of Internal Auditors)
* "Risk-Based Internal Auditing" (IIA Practice Guide)

An assurance map is a tool used by the chief audit executive (CAE) to provide a visual representation of the assurance activities performed by various assurance providers within the organization, including internal audit, compliance, risk management, and external auditors. It helps in identifying areas of overlap, gaps in assurance coverage, and ensuring efficient and effective coordination among different assurance providers.
References:
* The IIA's Practice Guide on Coordinating Risk Management and Assurance.

When an internal auditor finds that there are no written policies regarding the treatment of suspense accounts, the most appropriate first response is to inquire with management about any undocumented policies or procedures that may be in place. This approach helps the auditor understand the existing practices and assess their adequacy. Jumping to conclusions without this understanding could lead to inaccurate audit findings.
Ensuring that the auditor comprehensively understands all relevant practices is crucial before evaluating their effectiveness or making recommendations.
:
IIA Standard 2210: Engagement Objectives
IIA Practice Guide: Auditing the Management of Internal Controls

The initial step the CAE should take is to discuss the issue with the members of management responsible for the risk area. This discussion allows the CAE to understand the reasons for the lack of action, provide an opportunity for management to explain their position, and encourage them to implement the necessary mitigation measures. If this discussion does not lead to satisfactory action, the CAE would then escalate the issue to senior management or the board as appropriate.
:
The Institute of Internal Auditors (IIA), International Standards for the Professional Practice of Internal Auditing (Standards)
"Internal Auditing: Assurance and Advisory Services" by Urton L. Anderson et al.