Exam ISO-IEC-27035-Lead-Incident-Manager Topic 3 Question 71 Discussion

Actual exam question for PECB's ISO-IEC-27035-Lead-Incident-Manager exam
Question #: 71
Topic #: 3
Scenario 8: Moneda Vivo, headquartered in Kuala Lumpur. Malaysia, is a distinguished name in the banking sector. It is renowned for its innovative approach to digital banking and unwavering commitment to information security. Moneda Vivo stands out by offering various banking services designed to meet the needs of its clients. Central to its operations is an information security incident management process that adheres to the recommendations of ISO/IEC 27035-1 and 27035-2.
Recently. Moneda Vivo experienced a phishing attack aimed at its employees Despite the bank's swift identification and containment of the attack, the incident led to temporary service outages and data access issues, underscoring the need for improved resilience The response team compiled a detailed review of the attack, offering valuable insights into the techniques and entry points used and identifying areas for enhancing their preparedness.
Shortly after the attack, the bank strengthened its defense by implementing a continuous review process to ensure its incident management procedures and systems remain effective and appropriate While monitoring the incident management process, a trend became apparent. The mean time between similar incidents decreased after a few occurrences; however, Moneda Vivo strategically ignored the trend and continued with regular operations This decision was rooted in a deep confidence in its existing security measures and incident management protocols, which had proven effective in quick detection and resolution of issues Moneda Vivo's commitment to transparency and continual improvement is exemplified by its utilization of a comprehensive dashboard. This tool provides real time insights into the progress of its information security incident management, helping control operational activities and ensure that processes stay within the targets of productivity, quality, and efficiency. However, securing its digital banking platform proved challenging.
Following a recent upgrade, which included a user interface change to its digital banking platform and a software update, Moneda Vivo recognized the need to immediately review its incident management process for accuracy and completeness. The top management postponed the review due to financial and time constraints.
Based on scenario 8, Moneda Vivo ignored the trend and continued regular operations when the mean time between the same types of incidents decreased after a few occurrences. Is this acceptable?

Suggested Answer: C Vote an answer

Comprehensive and Detailed Explanation From Exact Extract:
ISO/IEC 27035-1 encourages organizations to monitor metrics, such as the frequency of incident types, as part of continual improvement (Clause 7.3). A decreasing mean time between incidents (MTBI) may indicate increased threat frequency, weakened controls, or emerging vulnerabilities. Ignoring such trends can prevent timely corrective actions and weaken overall resilience.
Instead of assuming the incidents are less significant, ISO guidance suggests conducting root cause analysis and trend evaluations when patterns like this emerge.
Reference:
ISO/IEC 27035-1:2016, Clause 7.3: "Monitoring and measurement of the incident management process should include trend analysis to identify recurring issues or new patterns." Correct answer: C
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by Beck at Jan 17, 2026, 04:27 PM

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