> 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/content-delivery-network/security-and-protection.md).

# Security and Protection

Zenlayer CDN supports HTTPS secure acceleration. You can upload a self-defined or a public certified SSL certificate.

* [Configure an SSL Certificate](/welcome/content-delivery-network/security-and-protection/configure-an-ssl-certificate.md)
* [Deploy a Certificate](/welcome/content-delivery-network/security-and-protection/deploy-a-certificate.md)