Free Isaca IT-Risk-Fundamentals Practice Exam with Questions & Answers | Set: 3

An enterprise that uses a two-factor authentication login method for accessing sensitive data has implemented a preventive control. Here’s why:

Preventive Control: This type of control is designed to prevent security incidents before they occur. Two-factor authentication (2FA) enhances security by requiring two forms of verification (e.g., a password and a mobile code) to access sensitive data. This prevents unauthorized access by ensuring that even if one authentication factor (like a password) is compromised, the second factor remains a barrier to entry.

Corrective Control: These controls come into play after an incident has occurred, aiming to correct or mitigate the impact. Examples include restoring data from backups or applying patches after a vulnerability is exploited. 2FA does not correct an incident but prevents it from happening.

Detective Control: These controls are designed to detect and alert about incidents when they happen. Examples include intrusion detection systems (IDS) and audit logs. 2FA is not about detection but about prevention.

Therefore, two-factor authentication is a preventive control.

Incomplete or inaccurate data results in integrity risk. Here’s a detailed explanation:

Availability Risk: This pertains to the accessibility of data and systems. It ensures that data and systems are available for use when needed. Incomplete or inaccurate data doesn't necessarily impact the availability but rather the quality of the data.

Relevance Risk: This involves the appropriateness of the data for a specific purpose. While incomplete or inaccurate data might affect relevance, it primarily impacts the data’s trustworthiness and correctness.

Integrity Risk: This is directly concerned with the accuracy and completeness of data. Integrity risk arises when data is incomplete or inaccurate, leading to potential errors in processing, decision-making, and reporting. Ensuring data integrity means ensuring that the data is both accurate and complete.

Therefore, the primary risk associated with incomplete or inaccurate data is integrity risk.

Lack of interoperability is a direct risk associated with IT hardware and devices. If devices or systems cannot communicate or work together effectively, it can lead to operational inefficiencies, data silos, and system failures.

Loss of source code (A) is a risk associated with software, not typically hardware. A sniffing attack (C) is a threat that can be directed at hardware/devices, but lack of interoperability is a risk of the hardware itself.

Using generic technology terms in IT risk assessment reports to management offers several benefits, primarily clarity in interpreting reported risks. Here’s an in-depth explanation:

Avoiding Technical Jargon: Management teams may not have a technical background. Using generic technology terms ensures that the risk reports are understandable, avoiding technical jargon that might confuse non-technical stakeholders.

Clear Communication: Clarity in communication is essential for effective risk management. When risks are described using simple, generic terms, it becomes easier for management to grasp the severity and implications of the risks, leading to better-informed decision-making.

Promoting Risk Awareness: Clear and understandable risk reports enhance risk awareness among key stakeholders. This fosters a culture of risk awareness and encourages proactive risk management across the organization.

Consistency in Reporting: Generic terms provide a standardized way of reporting risks, ensuring consistency across different reports and departments. This standardization helps in comparing and aggregating risk data more effectively.

References: ISA 315 highlights the importance of clear communication in the risk assessment process, ensuring that all stakeholders have a common understanding of the identified risks and their potential impacts​​​​.

The most useful information to include in a risk report regarding control effectiveness is whether the controls are functioning as intended to reduce risk to acceptable levels. This directly addresses the core purpose of controls.

While alignment with standards (B) is important, it doesn't guarantee effectiveness. Confirmation of deficiencies by external audits (C) is relevant, but the primary focus is on whether controls are working.

The MOST likely factor to expose an organization to adverse threats is improperly configured network devices. Here’s why:

Complex Enterprise Architecture: While complexity can introduce vulnerabilities and increase the difficulty of managing security, it is not inherently the most likely factor to cause exposure. Properly managed complex architectures can still be secure.

Improperly Configured Network Devices: This is the most likely cause of exposure to threats. Network devices such as routers, firewalls, and switches are critical for maintaining security boundaries and controlling access. If these devices are not configured correctly, they can create significant vulnerabilities. For example, default configurations or weak passwords can be easily exploited by attackers to gain unauthorized access, leading to data breaches or network disruptions.

Incomplete Cybersecurity Training Records: While important, incomplete training records alone do not directly expose the organization to threats. It indicates a potential gap in awareness and preparedness but does not directly result in vulnerabilities that can be exploited.

Given the critical role network devices play in an organization's security infrastructure, improper configuration of these devices poses the greatest risk of exposure to adverse threats.

References:

ISA 315 Anlage 5 and 6: Understanding IT risks and controls in an organization's environment, particularly the configuration and management of IT infrastructure​​​​.

SAP Reports: Example configurations and the impact of network device misconfigurations on security​​.

 Communicating Cybersecurity Profile:

When presenting the organization's cybersecurity profile to management, it is crucial to focus on the effectiveness of the security measures in place and their ability to minimize risks.

 Clarity and Relevance:

Statement A ("The probability of a cyber attack varies between unlikely and very likely") is too vague and does not provide actionable information.

Statement B ("Risk management believes the likelihood of a cyber attack is not imminent") lacks specificity and does not detail the measures taken.

 Effectiveness of Security Measures:

Statement C highlights the proactive steps taken to configure security measures to minimize risk. This approach is more likely to instill confidence in management about the current cybersecurity posture.

According to best practices in IT risk management, as outlined in various frameworks such as NIST and ISO 27001, focusing on the effectiveness and configuration of security controls is key to managing cybersecurity risks.

 Conclusion:

Thus, the statement best suited for presentation to management is: Security measures are configured to minimize the risk of a cyber attack.

 Effective Risk Reporting:

Effective risk reporting should provide relevant, concise, and focused information that addresses the key points necessary for decision-making.

 Relevance and Conciseness:

Providing risk reports to each business unit and groups of employees (A) can lead to information overload and may not be practical or effective.

The same risk information for each decision-making stakeholder (B) may not be appropriate as different stakeholders have varying levels of responsibility and information needs.

 Focused Communication:

Providing concise information focused on key points ensures that stakeholders receive relevant data without unnecessary details, facilitating better decision-making.

This approach is supported by best practices in risk management reporting, which emphasize the importance of clarity, relevance, and focus​​.

 Conclusion:

Therefore, risk reporting and communication should provide stakeholders with concise information focused on key points.

A business impact analysis (BIA) generates the most benefit when using standardized frequency and impact metrics. Here’s why:

Keeping Impact Criteria and Cost Data as Generic as Possible: This approach would not provide the necessary specificity and accuracy needed to understand the unique impacts on the organization. Generic data lacks the precision required for effective decision-making.

Measuring Existing Impact Criteria Exclusively in Financial Terms: While financial metrics are important, limiting the analysis to financial terms alone ignores other critical factors such as reputational impact, operational disruption, and compliance issues. A comprehensive BIA should include a variety of impact criteria.

Using Standardized Frequency and Impact Metrics: Standardization ensures consistency, comparability, and reliability of the data collected. It allows for a systematic evaluation of risks and impacts across different scenarios, facilitating better decision-making and prioritization.

Therefore, using standardized frequency and impact metrics is essential for generating the most benefit from a BIA.

Cyber-Risiken betreffen Bedrohungen und Schwachstellen in IT-Systemen, die durch unbefugten Zugriff oder Missbrauch von Informationen entstehen. Dies schließt die unautorisierte Nutzung von Informationen ein.

Definition und Beispiele:

Cyber Risk: Risiken im Zusammenhang mit Cyberangriffen, Datenverlust und Informationsdiebstahl.

Unauthorized Use of Information: Ein Beispiel für ein Cyber-Risiko, bei dem unbefugte Personen Zugang zu vertraulichen Daten erhalten.

Schutzmaßnahmen:

Zugriffskontrollen: Authentifizierung und Autorisierung, um unbefugten Zugriff zu verhindern.

Sicherheitsüberwachung: Intrusion Detection Systems (IDS) und regelmäßige Sicherheitsüberprüfungen.

References:

ISA 315: Importance of IT controls in preventing unauthorized access and use of information​​​​.

ISO 27001: Framework for managing information security risks, including unauthorized access.