IAM Users, Groups, and Roles: Who Can Do What on AWS
How AWS decides who is allowed to do what — users, groups, roles, policies, least privilege, and the user-versus-role distinction the exam keeps testing.
IAM
Topic
#iam
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The AWS Root User: What It Can Do and Why You Lock It Away
The one identity with unlimited power over your AWS account — the short list of tasks only it can perform, and how to protect it.
IAM