Server Load Balancer (SLB) - ALB supports uploading custom CA certificates for mutual authentication.
Dec 31 2022
Server Load Balancer (SLB)Content
Feature optimized: ALB supports mutual authentication with a self-signed CA certificate. You can upload a self-signed root CA certificate or a self-signed intermediate CA certificate to Certificate Management Service. Select the certificate from Certificate Management Service and use it for ALB.
Help Document
https://www.alibabacloud.com/help/slb/application-load-balancer/use-cases/configure-mutual-authentication-on-an-https-listener