![Call API operations by using a RAM identity - Ticket System API - Alibaba Cloud Documentation Center Call API operations by using a RAM identity - Ticket System API - Alibaba Cloud Documentation Center](https://help-static-aliyun-doc.aliyuncs.com/assets/img/en-US/3753273861/p669768.png)
Call API operations by using a RAM identity - Ticket System API - Alibaba Cloud Documentation Center
![Use RAM to create and authorize resource groups - Resource Management - Alibaba Cloud Documentation Center Use RAM to create and authorize resource groups - Resource Management - Alibaba Cloud Documentation Center](https://help-static-aliyun-doc.aliyuncs.com/assets/img/en-US/2132559951/p14357.png)
Use RAM to create and authorize resource groups - Resource Management - Alibaba Cloud Documentation Center
![Call API operations by using a RAM identity - Ticket System API - Alibaba Cloud Documentation Center Call API operations by using a RAM identity - Ticket System API - Alibaba Cloud Documentation Center](https://help-static-aliyun-doc.aliyuncs.com/assets/img/en-US/2753273861/p669767.png)
Call API operations by using a RAM identity - Ticket System API - Alibaba Cloud Documentation Center
![Use RAM to manage user permissions and resources - Resource Access Management - Alibaba Cloud Documentation Center Use RAM to manage user permissions and resources - Resource Access Management - Alibaba Cloud Documentation Center](https://static-aliyun-doc.oss-cn-hangzhou.aliyuncs.com/assets/img/en-US/9651975851/p14406.png)