Back to indexIn this section, I talk about why VPCs were invented and how they work. This is critical to understand because almost everything you do in AWS will happen inside of VPC. If you don't understand VPCs, it will be difficult to understand any of the other networking concepts.If you're reading this, maybe you have one of theseand you just found out that to put your app on AWS, you need all of this:And you have no idea what VPCs, subnets and so on are.I'll help you learn about all those p...