Network security basics

This chapter covers foundational concepts related to network security in enterprise risk management

After completing this chapter, you will be able to explain what are the key information security risks pertinent to each layer of the OSI mode, what are the main types of network attacks, and what are the best practices in network security risk management.

Topics covered

Network security layers

A discussion of network layers within the OSI model and the TCP/IP model in the context of vulnerability and mitigation.

Types and techniques of network attacks

A discussion of various network attack techniques targeting the confidentiality, integrity, and availability of information assets in a network.

Network security risk mitigation best practices

A brief discussion of key strategic and tactical network security risk mitigation best practices.

Wireless network security

A discussion of key authentication methods and encryption and message integrity algorithms used in securing wireless networks.

SSL/TLS cryptography

Understand how SSL/TLS use cryptographic tools to secure data over the Internet.