Before you begin, you need to complete the preparations described in this article.
- Sign up for Alibaba Cloud.
- Bind your credit card or PayPal account.
- Register by using your real name if you want to create an ECS instance in a region inside mainland China.
- To create ECS instances in a VPC, you need to create a VPC and switch in the target region.
- A security group is a virtual firewall, and each instance must belong to at least one security group. The system provides one default security group. You can also create a security group in the target region and add security group rules that meet your business needs.