Kevin recently discovered that unknown processes are running in the background on his company’s web server. During a performance review, he also noticed that the CPU is working at 80% during downtimes. Kevin believes that software is running in the background and causing the CPU to run at such a high percentage. Kevin discovers that his server along with several other computers in the company have been used to perform a DDoS on another website.
 
What type of attack occurred?

A. Botnet
B. Spyware
C. Zero-day
D. DDoS


Answer: A

Computer Science & Information Technology

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