What is AWS Identity and Access Management (IAM), and how is it used to control access to AWS resources?

AWS Identity and Access Management (IAM) is a web service that enables you to manage users and their level of access to AWS resources. IAM allows you to create and manage user accounts, groups, and roles that can access and interact with AWS services and resources. IAM provides a centralized way to control and manage access to AWS resources and services for both individual users and groups of users. With IAM, you can create individual user accounts with unique user names and credentials. You can also create groups and add use....