Book Image

Mastering AWS Security

By : Albert Anthony
Book Image

Mastering AWS Security

By: Albert Anthony

Overview of this book

Mastering AWS Security starts with a deep dive into the fundamentals of the shared security responsibility model. This book tells you how you can enable continuous security, continuous auditing, and continuous compliance by automating your security in AWS with the tools, services, and features it provides. Moving on, you will learn about access control in AWS for all resources. You will also learn about the security of your network, servers, data and applications in the AWS cloud using native AWS security services. By the end of this book, you will understand the complete AWS Security landscape, covering all aspects of end - to -end software and hardware security along with logging, auditing, and compliance of your entire IT environment in the AWS cloud. Lastly, the book will wrap up with AWS best practices for security.
Table of Contents (10 chapters)

VPC components

AWS VPC is a logically separated network isolated from other networks. It lets you set your own IP address range and configure security settings and routing for all your traffic. AWS VPC is made up of several networking components, as shown in the following figure; some of them are as follows:

  • Subnets
  • Elastic network interfaces
  • Route tables
  • Internet gateways
  • Elastic IP addresses
  • VPC endpoints
  • NAT
  • VPC peering
Figure 1 - AWS VPC components

Let's take a closer look at these components:

Subnets

A VPC spans an AWS region. A region contains two or more availability zones. A VPC contains subnets that are used to logically separate resources inside a region. A subnet cannot span across multiple availability...