Network Segmentation and Cybersecurity

Analyze network segmentation in the context of cybersecurity.

What is network segmentation cybersecurity? Why is network segmentation important for security? What is network segmentation used for? What is needed for network segmentation? What is the role of network segmentation in cybersecurity? What does network segmentation mean? Compare it to its flat network counterpart. From a security perspective, mention at least four of the benefits of using network segmentation.