VPC Network Security

One of the key aspects of operating any application, whether on-premises or in the cloud, is network security. This is well understood in AWS, and there is a whole range of security services and devices that can provide us with the required security mechanisms to keep our application protected on the network.

This chapter will walk you through all you need to know about securing VPCs. You will learn about the security components and how and when to use them in the best possible manner.

The following topics will be covered in this chapter:

• An overview of network security
• Securing the VPC
• Securing EC2 instance operating systems
• Delivering advanced network security in AWS