- outline
Only Root User can do not IAM account.
- tasks that only Root User can do
changing account information (name, email address, root user password & access keys)
IAM admin account recovery
grating IAM account to Billing
deleting AWS account
migrating AWS account to others or other company
active and deactive for Amazon S3 MFA
Policy that deny all for Amazon SQS
Policy that deny all for Amazon S3
- reference
https://docs.aws.amazon.com/ko_kr/IAM/latest/UserGuide/root-user-tasks.html