Similar to how the nervous system forms one of the basic functional building blocks of our human body, computer networks are at the very core of the interconnected, seamless world that we all know today. Hence, it is of paramount importance to dedicate our efforts and focus on building and maintaining the security posture of our networks. Protecting our networks from internal and external threats is one of the most important aspects of any information security program for an organization.
In this prelusive chapter, we will be looking at the core concepts that will form our building blocks for a comprehensively secure network architecture, besides a few best practices and guidelines.
The following topics will be covered in this chapter:
- An overview of network security
- Network security architecture approach
- Network security best practices and guidelines
