A penetration testing service hired by the company has reported that a backdoor was identified on the network. What action should the organization take to find out if systems have been compromised?

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A penetration testing service hired by the company has reported that a backdoor was identified on the network. What action should the organization take to find out if systems have been compromised?

Look for policy changes in Event Viewer.
Scan the systems for viruses.
Look for unauthorized accounts.
Look for usernames that do not have passwords.

Explanation: A cybersecurity specialist needs to be familiar with the characteristics of the different types of malware and attacks that threaten an organization.

Exam with this question: Cybersecurity Essentials FINAL Quiz Answers Full