Summary

In this chapter, key elements were outlined to help establish the context for cybersecurity architecture design. The aim was to provide a rationale so that the steps that are involved become intuitive based on organizational realities. This allows you to customize your environment since organizational structures vary.

The chapter covered foundational cybersecurity architecture concepts, including principles, design, and analysis. It emphasized using clear, accessible terminology, even when this differs from some frameworks. Understanding organizational goals and risk tolerance is critical for architecture. Design involves steps such as identifying assets, developing security goals, and implementing controls. Analysis evaluates the architecture to uncover gaps, prioritize, and drive improvement. The key principles we outlined included defense in depth, least privilege, and secure defaults.

This chapter stressed the importance of enabling business objectives, managing risk...