Free CompTIA Security+ SY0-701 Practice Question

What type of security incident may be underway if a network administrator notices that a critical public-facing service that normally runs uninterrupted is suddenly unavailable to several users?

  • Phishing attack in progress

  • Application allow list update

  • Distributed Denial-of-Service attack

  • Suspected data exfiltration

This question's topic:
CompTIA Security+ SY0-701 / 
Threats, Vulnerabilities, and Mitigations
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