Week 5
30 Questions
2 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the main purpose of intrusion prevention?

  • Taking corrective actions after intrusion detection
  • Completing restoration of operations to a normal state
  • Identifying the source and method of intrusion
  • Detering an intrusion attempt (correct)

    • Which term describes the actions an organization undertakes when an intrusion event is detected?

  • Intrusion prevention
  • Intrusion detection
  • Intrusion reaction (correct)
  • Intrusion correction

    • What does intrusion correction aim to achieve?

  • Preventing intrusions from occurring
  • Restoring operations to a normal state (correct)
  • Detering future intrusions
  • Identifying the source of intrusion

    • Which of the following is NOT a learning objective related to intrusion detection and prevention systems?

    <p>Explaining managerial controls importance</p> Signup and view all the answers

    How are advanced technologies utilized in enhancing information security?

    <p>By enhancing the security of information assets</p> Signup and view all the answers

    What distinguishes intrusion prevention from intrusion reaction?

    <p>Intrusion prevention deters intrusions, while intrusion reaction involves restoration.</p> Signup and view all the answers

    What type of detection method collects statistical summaries by observing normal traffic?

    <p>Anomaly-based detection</p> Signup and view all the answers

    Which detection method can better detect specialized, multisession attacks?

    <p>Stateful protocol analysis</p> Signup and view all the answers

    Which detection method is most likely to generate many false positives?

    <p>Anomaly-based detection</p> Signup and view all the answers

    Which detection method involves reviewing log files generated by servers and network devices?

    <p>Log file monitors</p> Signup and view all the answers

    Which detection method requires much more processing capacity than others?

    <p>Anomaly-based detection</p> Signup and view all the answers

    Which detection method may fail to detect intrusion unless the protocol fundamentally behaves abnormally?

    <p>Stateful protocol analysis</p> Signup and view all the answers

    What is the purpose of the confidence value associated with an IDS?

    <p>To minimize the number of false positives</p> Signup and view all the answers

    How does evasion impact IDPS technologies?

    <p>Alters the appearance of malicious activity without changing its effect</p> Signup and view all the answers

    What is a false attack stimulus in the context of IDS testing scenarios?

    <p>An event that triggers alarms but is not an actual attack</p> Signup and view all the answers

    What does a false negative indicate in the context of an IDS system?

    <p>A failure to identify and respond to an active attack</p> Signup and view all the answers

    How does an organization's past performance measurements influence the confidence value in an IDS?

    <p>By providing a basis for trust in the IDS's alert accuracy</p> Signup and view all the answers

    What role does encoding text characters play in evasion techniques against IDPS monitoring?

    <p>Helps in preventing the detection of attacks by IDPSs</p> Signup and view all the answers

    What is a characteristic of active IDPS response?

    <p>Modifying the network environment in response to the intrusion</p> Signup and view all the answers

    What is a failsafe feature that protects an IDPS from being circumvented?

    <p>Modifying the network environment</p> Signup and view all the answers

    In terms of IDPS response behavior, what does passive response primarily involve?

    <p>Reporting collected information for administrator action</p> Signup and view all the answers

    What should be considered when selecting IDPS approaches and products?

    <p>The scalability of the product for the environment</p> Signup and view all the answers

    Which factor influences IDPS response to external stimulation?

    <p>Collection of additional information about intrusions</p> Signup and view all the answers

    What aspect should be considered in relation to organizational requirements when selecting IDPS approaches?

    <p>Resource constraints within the organization</p> Signup and view all the answers

    What is the key difference between fully distributed and partially distributed IDPS control?

    <p>Location of control functions</p> Signup and view all the answers

    How does the partially distributed IDPS control approach benefit organizations?

    <p>Enables detection of widespread attacks</p> Signup and view all the answers

    What is a crucial consideration when deploying components of an IDPS system?

    <p>Minimizing the impact on system performance</p> Signup and view all the answers

    Why is selecting the right deployment strategy for an IDPS critical?

    <p>To meet the organization's security requirements with minimal impact</p> Signup and view all the answers

    Which scenario best describes a situation where NIDPS and HIDPS are used together?

    <p>NIDPS covering internal network systems, HIDPS covering external systems</p> Signup and view all the answers

    What feature makes fully distributed IDPS control different from partially distributed control?

    <p>Location of control functions</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser