# access management

- [Directory Service](/aws/services/access-management/aws_ad.md): service that works with Microsoft AD
- [IAM](/aws/services/access-management/iam.md): Identity and Access Management
- [PassRole](/aws/services/access-management/iam/passrole.md)
- [AssumeRole](/aws/services/access-management/iam/assumerole.md)
- [IAM Identity Center (SSO)](/aws/services/access-management/iam_identitycenter.md)
- [Organizations](/aws/services/access-management/organizations.md): offers policy-based management for multiple AWS accounts
- [Organizational Unit](/aws/services/access-management/organizations/ou.md)
- [Control Tower](/aws/services/access-management/organizations/controltower.md): setup & govern a secure, compliant multi-account environment
- [AD Domain Service](/aws/services/access-management/ad-domain-service.md): Active Directory Domain Services on AWS
- [Amazon Verified Permission](/aws/services/access-management/amazon-verified-permission.md): manage permissions and fine-grained authorization in application
