> For the complete documentation index, see [llms.txt](https://docs.console.zenlayer.com/welcome/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.console.zenlayer.com/welcome/cn/content-delivery-network/security-and-protection/deploy-a-certificate.md). # 部署证书 选择证书，您可以将证书部署到一个域名，或者同时部署到多个域名。