"Network Segmentation and Microsegmentation" explores the critical role of segmentation in modern cybersecurity, detailing strategies to protect networks from cyber threats, prevent lateral movement, and enhance compliance. Covering traditional segmentation methods, microsegmentation, zero trust security, and automation, the book provides organizations with a comprehensive roadmap for implementing and optimizing segmentation policies across cloud, on-premises, and hybrid environments. With insights into emerging technologies, best practices, and real-world applications, this book serves as a valuable guide for IT professionals, security architects, and business leaders looking to strengthen their network defenses.