Assuming you have understood the basics of IAM Users and Policies, we start with IAM Roles.

An IAM role is an IAM identity that you can create in your account that has specific permissions

IAM Users and Policies are the most basic concepts. Understanding them well creates a perfect background to overwhelming concepts of Roles which is essential to effectively implement Authorization.

As soon as you signup for a new AWS Account, there are few best practices which might learn much later. We cover those as part of this article, so that you can use efficiently from Day 1. Learn about creating first user, setting up your command line and organization.