The primary risk management responsibility of the first line of defense is to implement risk treatment plans.
The first line of defense is the operational management and staff who are directly involved in the execution of the business activities and processes. They are responsible for identifying, assessing, and responding to the risks that affect their objectives and performance. Implementing risk treatment plans means applying the appropriate risk response strategies and actions to address the identified risks, and monitoring and reporting the results and outcomes of the risk treatment. The other options are not as primary as implementing risk treatment plans, as they are related to the validation, establishment, or review of the risk management process, not the execution of the risk management process. References = Risk and Information Systems Control Study Manual, Chapter 1: IT Risk Identification, Section 1.1: IT Risk Management Process, page 15.

An organization may rely on third-party vendors to provide some of its IT systems, applications, or services, such as cloud computing, software development, or data processing. The organization should evaluate the control environment of the third-party vendors, which is the set of policies, procedures, and practices that establish the tone and culture of the vendor's risk management and control activities. The best way to evaluate the control environment of several third-party vendors is to obtain independent control reports from high-risk vendors. Independent control reports are the documents that attest to the design, implementation, and effectiveness of the vendor's controls, based on the standards or frameworks that are relevant and applicable for the vendor's services, such as the ISAE 3402 or the SOC 2. Independent control reports are prepared by independent and qualified auditors, who provide an objective and reliable assessment of the vendor's controls.
High-risk vendors are the vendors that pose the highest level of risk to the organization, such as by having access to sensitive or confidential data, or by providing critical or complex services. By obtaining independent control reports from high-risk vendors, the organization can verify that the vendor's controls are adequate and appropriate for the organization's needs, and that the vendor complies with thecontractual and regulatory requirements. The other options are not as good as obtaining independent control reports from high-risk vendors, as they may not provide sufficient or consistent information or evidence on the vendor's control environment:
Review vendors' internal risk assessments covering key risk and controls means that the organization examines the vendor's own evaluation of its risks and controls, such as by reviewing the vendor's risk register, risk matrix, or risk report. This may provide some information or insight on the vendor's control environment, but it may not be as reliable or objective as obtaining independent control reports, as the vendor' s internal risk assessments may have biases, conflicts, or gaps in their methodology, scope, or quality.
Review vendors performance metrics on quality and delivery of processes means that the organization measures and monitors the vendor's performance and outcomes, such as by using key performance indicators (KPIs), service level agreements (SLAs), or customer satisfaction surveys. This may provide some information or feedback on the vendor's control environment, but it may not be as comprehensive or relevant as obtaining independent control reports, as the vendor's performance metrics may not cover all the aspects or components of the vendor's controls, or may not reflect the latest or updated status or results of the vendor's controls.
Obtain vendor references from third parties means that the organization collects and verifies the testimonials or recommendations of the vendor's services from other customers or stakeholders, such as by contacting them directly or by reading their reviews or ratings. This may provide some information or evidence on the vendor's control environment, but it may not be as accurate or consistent as obtaining independent control reports, as the vendor's references from third parties may have biases, conflicts, or variations in their expectations, experiences, or opinions of the vendor's services. References = Risk and Information Systems Control Study Manual, 7th Edition, Chapter 4, Section 4.1.2.1, pp. 147-148.

Comparing risk rating against appetite is the most helpful criterion when prioritizing action plans for identified risk, as it helps to determine the urgency and importance of addressing the risk. Risk rating is the level of risk after considering the likelihood and impact of a risk event, and risk appetite is the amount and type of risk that an organization is willing to accept in pursuit of its objectives. By comparing risk rating against appetite, an organization can identify which risks are above, within, or below its tolerance level, and prioritize the action plans accordingly. Risks that are above the appetite level should be treated with the highest priority, as they pose a significant threat to the organization's objectives and performance. Risks that are within the appetite level should be monitored and controlled regularly, as they are acceptable but still require attention. Risks that are below the appetite level should be reviewed periodically, as they are negligible or insignificant.
References:
*ISACA, Risk IT Framework, 2nd Edition, 2019, p. 751
*ISACA, Tips for Prioritizing Risk in Your Risk Register2

The potential loss to the business due to non-performance of the asset is the most helpful information for asset owners when classifying organizational assets for risk assessment, because it reflects the value and criticality of the asset to the business objectives and processes. The potential loss can be measured in terms of financial, operational, reputational, or legal impacts. The known emerging environmental threats are not relevant for asset classification, because they are external factors that affect the risk level, not the asset value. The known vulnerabilities published by the asset developer are not relevant for asset classification, because they are internal factors that affect the risk level, not the asset value. The cost of replacing the asset with a new asset providing similar services is not relevant for asset classification, because it does not reflect the business impact of losing the asset functionality or availability. References = CRISC Sample Questions 2024

The first factor that should be considered when assessing risk associated with the adoption of emerging technologies is the organizational strategy. The organizational strategy defines the vision, mission, goals, and objectives of the enterprise, and provides the direction and guidance for its activities and decisions. The adoption of emerging technologies should be aligned with the organizational strategy, and support its achievement and performance. The organizational strategy also helps to determine the risk appetite and tolerance of the enterprise, and the criteria for evaluating the risks and benefits of the emerging technologies.
Cost-benefit analysis, control self-assessment, and business requirements are also important factors to consider when assessing risk associated with the adoption of emerging technologies, but they are not the first factor to consider. References = Risk and Information Systems Control Study Manual, 7th Edition, Chapter 1, Section 1.2.1.1, page 181
1: ISACA Certified in Risk and Information Systems Control (CRISC) Exam Guide, Answer to Question
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