In this topic, resources refer to IoT Platform Enterprise Edition instances.
You can purchase an Enterprise Edition instance in the IoT Platform console and use the instance to connect devices to IoT Platform, manage the devices, enable communication between the devices and IoT Platform, and use other Alibaba Cloud services to process and store the data of the devices.
For more information about Enterprise Edition instances, see Overview, Types of Enterprise Edition instances, and Differences between the types of Enterprise Edition instances based on features.
You can grant a RAM user the permissions on your IoT Platform resources.
You can authorize RAM users to access all your IoT Platform resources in the Resource Access Management (RAM) console. For more information, see Access IoT Platform as a RAM user.
You can use the resource group management feature to authorize RAM users to access specified Enterprise Edition instances. This way, you can isolate resources between RAM users. For more information, see the following topics: