A company wants to continuously monitor its AWS accounts for malicious activity and unauthorized behavior, such as cryptocurrency mining on EC2 instances. Which service should be implemented?

Answer options:

AWS CloudTrail

Amazon Macie

Amazon Inspector

Amazon GuardDuty

How to approach this question

Look for 'continuous monitoring for malicious activity'. GuardDuty uses machine learning to detect anomalies.

Full Answer

D.Amazon GuardDuty✓ Correct

Amazon GuardDuty continuously monitors CloudTrail logs, VPC Flow Logs, and DNS logs to identify unexpected and potentially unauthorized or malicious activity in your AWS environment.

Common mistakes

Selecting Inspector, which is for vulnerability scanning, rather than active threat detection.

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