Users are the entities that use the AWS services. Users can interact with the AWS world either via programmatic access (via the SDK, CLI, and API) or by the Web console. Users are of three types:
- First-Time Access User: This is the root user who signs up and creates an AWS account. The identity of this user has unfettered access.
- IAM Users: These are the users in a particular AWS account that can be created and granted roles and permissions.
- Federated Users: These are users that have identities in the outside world, such as Active Directory or any other standard Identity Provider (IdP) such as Facebook or Twitter. The process of leveraging those identities and granting them access and permissions to AWS resources is called federation. ...
