What is a key objective of the ISO/IEC 27032 standard?
Answer : B
The ISO/IEC 27032 standard aims to provide guidelines and best practices for protecting information systems and cyberspace from cyber threats, enhancing overall cybersecurity.
Which of the following best describes the primary focus of ISO/IEC 27032?
Answer : D
ISO/IEC 27032 specifically focuses on cybersecurity, providing guidelines for improving the state of cybersecurity by addressing the protection of information systems and the broader internet ecosystem.
Which of the following activities does not ensure the ongoing security of an Intrusion Detection System (IDS)?
Answer : C
Reporting IDS alerts of malicious transactions to interested parties does not ensure the ongoing security of an Intrusion Detection System (IDS). While it is important for situational awareness and incident response, it does not directly contribute to the security and maintenance of the IDS itself. Ensuring ongoing security of an IDS involves activities such as encrypting IDS management communications and creating unique user and administrator accounts for every IDS system, which help protect the IDS from being compromised. Reference include NIST SP 800-94, which provides guidelines for securing IDS systems.
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Why is proper maintenance of documented information important in a cybersecurity program?
Answer : B
Proper maintenance of documented information in a cybersecurity program is important because it ensures that actors are ready to act when needed. Up-to-date documentation provides clear guidelines and procedures for handling incidents, implementing security measures, and maintaining compliance with policies. This readiness is critical for effective and timely response to cybersecurity threats. Reference include ISO/IEC 27001, which emphasizes the importance of maintaining accurate and current documentation for effective information security management.
What is the main objective of end point monitoring in cyber security?
Answer : C
The main objective of endpoint monitoring in cybersecurity is to protect laptops, mobile devices, and servers. Endpoint monitoring involves continuously monitoring and managing the security of devices that connect to the network, ensuring they are not compromised and do not become entry points for attacks. This practice helps maintain the security and integrity of the network by detecting and responding to threats targeting endpoints. Reference include NIST SP 800-137, which covers continuous monitoring and provides guidelines for protecting endpoint devices.
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Which of the following represents a cyber threat related 10 system configurations and environments?
Answer : C
A cyber threat related to system configurations and environments includes the risk posed by systems or services being publicly accessible through the internet. Public accessibility increases the attack surface and exposes the system to potential cyber threats.
Detailed Explanation:
Public Accessibility:
Definition: Systems or services that can be accessed from the internet by anyone.
Risks: Increases exposure to attacks such as unauthorized access, DDoS attacks, and exploitation of vulnerabilities.
System Configuration and Environment:
Vulnerabilities: Poor configuration, lack of updates, and inadequate security measures can increase risks.
Mitigation: Implementing firewalls, access controls, and regular security audits can help mitigate these threats.
Cybersecurity Reference:
ISO/IEC 27001: Emphasizes the importance of securing system configurations and managing public accessibility to mitigate risks.
NIST SP 800-53: Recommends controls to protect publicly accessible systems, including access controls and continuous monitoring.
By ensuring that systems are not unnecessarily publicly accessible, organizations can reduce their exposure to cyber threats.
Among others, which of the following factors should be considered when selecting a Tier, according to the NIST Framework for Improving Critical Infrastructure Cyber security?
Answer : A
When selecting a Tier according to the NIST Framework for Improving Critical Infrastructure Cybersecurity, several factors must be considered, including the threat environment. The threat environment refers to the external factors that could impact the organization's cybersecurity, such as the presence of threat actors, the nature of the cyber threats, and the sophistication of attacks.
Detailed Explanation:
Threat Environment:
Definition: The external landscape that poses potential threats to an organization's cybersecurity.
Factors: Includes cyber threats from hackers, nation-states, competitors, and other malicious entities.
Relevance: Understanding the threat environment helps in selecting an appropriate Tier that aligns with the level of risk the organization faces.
NIST Framework:
Tier Selection: Tiers range from 1 to 4, representing the organization's approach to cybersecurity risk management (Partial, Risk-Informed, Repeatable, and Adaptive).
Considerations: Threat environment, regulatory requirements, business objectives, and organizational constraints.
Cybersecurity Reference:
NIST Cybersecurity Framework: Provides guidelines for managing cybersecurity risks, emphasizing the importance of considering the threat environment when selecting an appropriate Tier.
NIST SP 800-39: Risk Management Guide for Information Technology Systems, which outlines the need to consider the threat environment in risk management.
By considering the threat environment, organizations can ensure that their cybersecurity measures are appropriately scaled to address potential risks.