Cybersecurity Architect Expert (SC100) Certification Guide

Microsoft security is the essential foundation for protecting modern businesses, and mastering its architecture is vital for any cybersecurity professional. The SC-100 Microsoft Cybersecurity Architect exam focuses on how security solutions are designed across identity, data, applications, and infrastructure using Microsoft technologies. This book follows the SC-100 skills measured, aligned to the January 2026 exam update. It explores Zero Trust, identity, security operations, data protection, network design, and governance, focusing on how these pieces fit together as the exam expects. You will learn to architect resiliency with the Cloud Adoption Framework, manage identities through Entra ID, and secure privileged access using PIM. The book also discusses hardening endpoints, IoT, and OT systems while mastering cloud workload protection and network security via Entra Private Access. Finally, you will design robust data governance across Microsoft 365, APIs, and Azure databases using Purview and Defender for Cloud. By the end of this book, you will be well-equipped to evaluate complex security requirements and design end-to-end solutions that meet global compliance standards. You will possess the practical skills needed to ace the SC-100 exam and excel as a professional Microsoft cybersecurity architect in real-world scenarios. WHAT YOU WILL LEARN ¿ Design security solutions aligned to best practices and priorities. ¿ Build approaches to identity, access, and privileged control design. ¿ Work through security operations and compliance capability design. ¿ Design infrastructure protection across cloud and hybrid environments. ¿ Apply security design to applications, workloads, and data protection. ¿ Connect governance, risk, and compliance into security architectures. WHO THIS BOOK IS FOR This book is for security architects, cloud architects, and experienced engineers preparing for the SC-100 exam. Readers should possess strong foundational knowledge of Microsoft security technologies, focusing on designing identity, data, and infrastructure solutions within complex enterprise environments.