CySA+ CS0-001 – Q. 300

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A security administrator has uncovered a covert channel used to exfiltrate confidential data from an internal database server through a compromised corporate web server. Ongoing exfiltration is accomplished by embedding a small amount of data extracted from the database into the metadata of images served by the webserver. File timestamps suggest that the server was initially compromised six months ago using a common server misconfiguration. Which of the following BEST describes the type of threat being used?

A. APT
B. Zero-day attack
C. Man-in-the-middle attack
D. XSS

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