A control owner responsible for the access management process has developed a machine learning model to automatically identify excessive access privileges. What is the risk practitioner's BEST course of action?
Answer(s): A
The risk practitioner's best course of action is to review the design of the machine learning model against the control objectives, because this will help to evaluate the suitability, effectiveness, and reliability of the model as a control measure. A machine learning model is a type of artificial intelligence that can learn from data and make predictions or decisions based on the data. A machine learning model can be used to automate or enhance the access management process, such as by identifying excessive access privileges, detecting unauthorized access, or recommending access rights. However, a machine learning model also introduces new risks and challenges, such as data quality, model accuracy, model bias, model explainability, model security, and model governance. Therefore, the risk practitioner should review the design of the machine learning model against the control objectives, which are the specific goals or outcomes that the control is intended to achieve. The control objectives can be derived from the IT riskmanagement strategy, the IT governance framework, the IT policies and standards, and the regulatory requirements. The review of the machine learning model should cover the following aspects: - The data sources and inputs:The risk practitioner should verify that the data used to train and test the machine learning model is relevant, complete, accurate, consistent, and representative of the access management process and the access rights. The risk practitioner should also check that the data is collected, stored, processed, and transmitted in a secure and compliant manner, and that the data privacy and confidentiality are protected. - The model algorithms and outputs:The risk practitioner should validate that the model algorithms are appropriate, robust, and transparent for the access management process and the control objectives. The risk practitioner should also evaluate that the model outputs are accurate, reliable, and interpretable, and that they provide meaningful and actionable insights orrecommendations for the access management process and the control objectives. - The model performance and monitoring: The riskpractitioner should measure and monitor the model performance and effectiveness against the control objectives and the predefined metrics and indicators. The risk practitioner should also ensure that the model is updated and maintained regularly to reflect the changes in the access management process and the access rights, and that the model is audited and reviewed periodically to ensure its compliance and quality. By reviewing the design of the machine learning model against the control objectives, the risk practitioner can ensure that the model is fit for purpose and adds value to the access management process and the control objectives. The risk practitioner can also identify and mitigate any potential risks or issues that may arise from the use of the machine learning model as a control measure. References = Risk and Information Systems Control Study Manual, Chapter 3: Risk Response and Mitigation, Section 3.3: Control Design and Implementation, pp. 124-1271, Manage roles in your workspace - Azure Machine Learning2, Dataset Inference: Ownership Resolution in Machine Learning3
An organization recently implemented an automated interface for uploading payment files to its banking system to replace manual processing. Which of the following elements of the risk register is MOST appropriate for the risk practitioner to update to reflect the improved control?
Answer(s): D
Updating the risk likelihood in the risk register is appropriate when an improved control, such as an automated interface, is implemented. This change affects the probability of the risk occurring, thus reflecting the enhanced control environment.
Which of the following is the GREATEST risk associated with an environment that lacks documentation of the architecture?
Architecture is the design and structure of a system or a process, such as an IT system or a business process. Architecture documentation is the document that describes and explains the architecture, such as its components, functions, relationships, requirements, constraints, orstandards. Architecture documentation can help to understand, communicate, and improve the system or the process1.An environment that lacks documentation of the architecture faces a great risk of unknown vulnerabilities, which are the weaknesses or flaws in the system or the process that could be exploited by threats or attackers, but are not identified or addressed by the organization. Unknown vulnerabilities can pose a serious risk to the organization, because they can:Compromise the confidentiality, integrity, and availability of the system or the process, and the information or resources that it handles or supports Cause financial, operational, reputational, or legal damages or losses to the organization, such as data breaches, fraud, errors, delays, or fines Remain undetected or unresolved for a long time, and increase the exposure or impact of the risk over timeRequire more resources or efforts to mitigate or recover from the risk, and reduce the efficiency or effectiveness of the risk management process23 Lack of documentation of the architecture can increase the risk of unknown vulnerabilities, because it can:Prevent or hinder the identification and assessment of the vulnerabilities, and the evaluation and prioritization of the risksImpede or delay the implementation and enforcement of the controls or safeguards to prevent or reduce the vulnerabilities, and the monitoring and reporting of the risk status and progress Obstruct or limit the communication and coordination among the stakeholders, and the awareness and accountability of the risk owners and users Restrict or hamper the review and improvement of the system or the process, and the learning and feedback of the risk management4The other options are not the greatest risks associated with an environment that lacks documentation of the architecture, but rather some of the possible causes or consequences of it.Legacy technology systems are outdated or obsolete systems that are still in use by the organization, but are no longer supported or maintained by the vendors or developers. Legacy technology systems can be a cause of lack of documentation of the architecture, as they may have been developed or acquired without proper documentation, or the documentation may have been lost or discarded over time. Network isolation is the separation or segregation of a network or a system from other networks or systems, either physically or logically, to prevent or limit the access or communication between them. Network isolation can be a consequence of lack of documentation of the architecture, as it may result from the inability or difficulty to integrate or connect the system or the process with other systems or processes. Overlapping threats are threats that affect more than one system or process, or have similar or related sources or causes, such as natural disasters, cyberattacks, or human errors. Overlapping threats can be a consequence of lack of documentation of the architecture, as they may arise from the lack of understanding or coordination of the system or the process with other systems or processes. References = Architecture Documentation - ISACAVulnerability - ISACAThe Risks of Not Having a Vulnerability Management Program The Importance of Architecture Documentation - ISACA [The Risk of Poor Document Control - ComplianceBridge] [CRISC Review Manual, 7th Edition]
Key risk indicators (KRIs) are MOST useful during which of the following risk management phases?
Key risk indicators (KRIs) are most useful during the monitoring phase of the risk management process, as they provide timely and relevant information on the current and future risk status and performance. KRIs are metrics that measure the level of risk exposure and the effectiveness of risk response strategies, and they have predefined thresholds that indicate the acceptable or unacceptable risk status. By monitoring the KRIs, the risk practitioner can identify and report any changes or deviations in the risk level, and take appropriate actions to manage the risk. KRIs are not most useful during the analysis,identification, or response selection phases, as they do not help to assess the likelihood or impact of the risk, to find the sources or causes of the risk, or to evaluate or choose the optimal risk response option. References = CRISC: Certified in Risk & Information Systems Control Sample Questions, question 222.
Due to a change in business processes, an identified risk scenario no longer requires mitigation. Which of the following is the MOST important reason the risk should remain in the risk register?
Answer(s): C
A risk register is a document that records and tracks the identified risks, their causes, impacts, likelihood, responses, and status. A risk register can help manage and communicate risks throughout the risk management process. A risk register should be updated regularly to reflect the current state of risks and their responses. Due to a change in business processes, an identified risk scenario may no longer require mitigation, as the risk level may have decreased or the risk may have been eliminated. However, the risk should remain in the risk register, as the most important reason is to monitor for potential changes to the risk scenario. This means keeping track of the internal and external factors that may affect the risk scenario, such as new threats, vulnerabilities, opportunities, or controls. Monitoring for potential changes to the risk scenario can help identify and respond to any emerging or reoccurring risks, and ensure that therisk register is accurate and complete. References = Risk and Information Systems Control Study Manual, Chapter 1: IT Risk Identification, Section 1.3: Risk Register, p. 41-43.
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