Skip to main content templates cfn-kms.yaml Reusable across major services, alias auto-created, annual rotation, cross-stack reference ready 2026-05-26 cfn-iam-role.yaml Lambda/EC2/ECS support, RoleType auto-sets principal, EC2 InstanceProfile included 2026-05-29 cfn-kms-basic.yaml CMK + annual rotation + alias, ARN exported 2026-05-30 cfn-iam-role-basic.yaml Lambda role + BasicExecutionRole, add policies directly to list 2026-05-30