Which of the following categories of insiders does Melissa belong to?

Melissa, an ex-employee of an organization, was fired because of misuse of resources and security violations. She sought revenge against the company and targeted its network, as she is already aware of its network topology.

Which of the following categories of insiders does Melissa belong to?
A . Malicious insider
B . Professional insider
C . Compromised insider
D . Negligent insider

View Answer

Answer: A

Explanation:

Melissa’s actions classify her as a malicious insider. This category includes individuals who intentionally misuse access to harm the organization. Her intent to seek revenge and her deliberate targeting of the company’s network due to a grudge from being fired are indicative of a malicious insider threat.

Reference: This explanation is based on general cybersecurity knowledge and definitions of insider threats. For specific references, please consult the EC-Council Certified Security Specialist (E|CSS) documents and study materials.