This document only describes how to add a custom acceleration domain name and enable CDN acceleration in the COS console. For more information on how to add a custom domain name by using the CDN console, see Adding Domain Names.
A maximum of 10 custom domain names can be added in the COS console.
If you have enabled Custom Domain in the previous console, you will see Custom Domain still displayed, with Custom CDN Acceleration Domain not displayed in the current console.
www.example.com). Make sure that an ICP filing has been obtained and a CNAME record has been configured at the DNS service provider for the entered domain. For more information, see CNAME Configuration. If the custom CDN acceleration domain you are connecting is in the following situations, you need to verify your domain ownership as instructed in Domain Name Ownership Verification.
For private-read buckets, if both origin-pull authentication and CDN service authorization are enabled, signature is not required for accessing the origin via CDN, and cached resources in CDN will be distributed on the public network, which will affect the data security. Therefore, we recommend you enable CDN authentication (Step 5).
CDN Authentication: Timestamp authentication can be configured to prevent stealing by malicious users. You can enable the feature after adding the domain name.
After CDN acceleration is enabled for a domain name, anyone can directly access the origin via the domain name. Therefore, if you need to keep you data private, be sure to protect your data in the origin through Authentication Configuration.
5. Log in to the CDN console and click Domain Management on the left sidebar.
6. Locate the domain name you need to configure and click Manage under Operation on the right to open the domain management page. Click Access control at the top, and then locate Authentication Configuration. For details, see Instruction.