CHAPTER 9
Understanding Networks and Network Security
Introduction
Before we discuss network vulnerabilities and threats, we should understand why such threats exist. In order to understand this, we need to know the basics of computer communication and networking. In this chapter, we will be discussing the basics of computer networking, Open System Interconnection (OSI), and Transmission Control Protocol/Internet Protocol (TCP/IP) models, and types of networking vulnerabilities that exist and then explore the relevant vulnerabilities and threats.
Networking Fundamentals
A network connects two or more computers to communicate with each other or ...
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