This topic describes how to use a certificate from Alibaba Cloud SSL Certificates Service when you create a certificate for Classic Load Balancer (CLB) instances. To provide reliable HTTPS services, Alibaba Cloud SSL Certificates Service provides digital certificates that are issued by different authorities. This prevents eavesdropping, tampering, and man-in-the-middle (MITM) attacks. You can use Alibaba Cloud SSL Certificates Service to manage the lifecycle of different certificates and efficiently deploy certificates.


To use a certificate from SSL Certificates Service, you must log on to the SSL Certificates Service console. Then, you can purchase a certificate or upload a certificate issued by a third party to SSL Certificates Service.

Background information

For more information, see SSL Certificates Service.


  1. Log on to the CLB console.
  2. In the left-side navigation pane, click Certificates.
  3. On the Certificates page, click Create Certificate.
  4. On the Create Certificate panel, select Alibaba Cloud Certificates, select the region where the certificate is deployed, select the resource group, and then select the specific certificate from the Certificates drop-down list.
    Certificates cannot be deployed across regions. If you want to deploy a certificate in multiple regions, you must select the required regions.
  5. Click Create.