GIAC
GCIH · Question #23
GCIH Question #23: Real Exam Question with Answer & Explanation
The correct answer is C: Denial-of-Service (DoS) attack. A Denial-of-Service attack is specifically designed to degrade or eliminate the availability and performance of a target computer or network by exhausting its resources.
Incident Response & Cyber Kill Chain
Question
Which of the following types of attacks is mounted with the objective of causing a negative impact on the performance of a computer or network?
Options
- AVulnerability attack
- BMan-in-the-middle attack
- CDenial-of-Service (DoS) attack
- DImpersonation attack
Explanation
A Denial-of-Service attack is specifically designed to degrade or eliminate the availability and performance of a target computer or network by exhausting its resources.
Common mistakes.
- A. A vulnerability attack exploits specific security weaknesses in software or hardware to gain unauthorized access or execute arbitrary code, with compromise as the goal rather than pure performance degradation.
- B. A man-in-the-middle attack intercepts communications between two parties to eavesdrop or manipulate data in transit, targeting confidentiality and integrity rather than system or network performance.
- D. An impersonation attack involves masquerading as a legitimate user or system to gain unauthorized access or trust, focusing on identity deception rather than causing a performance or availability impact.
Concept tested. Definition and objective of Denial-of-Service attacks
Reference. https://csrc.nist.gov/glossary/term/denial_of_service_attack
Topics
#DoS attack#attack types#denial of service#performance impact
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