IAM Identity and Access Management- 사용자를 생성하고 그룹에 배치하기 때문에 Global Service- Root account created by default, shouldn't be used or shared - Users are people within your organization, and can be grouped- Groups only contain users, not other groups- Users don't have to belong to a group, and user can belong to multiple groups IAM: Permissions- Users or Groups can be assinged JSON documents called po..
