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A security engineer is assessing the security controls of loT systems that are no longer supported for updates and patching. Which of the following is the best mitigation for defending these loT systems?
Correct Answer: C
Network segmentation is a method to isolate environments from one another, thus limiting the scope of a potential attack. For IoT systems that cannot be updated or patched, network segmentation is the best mitigation technique. It would contain any compromise to the segmented network and prevent it from affecting the rest of the network infrastructure.