> For the complete documentation index, see [llms.txt](https://doc.thordata.com/doc/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://doc.thordata.com/doc/faq/product-problem/residential-proxies/which-protocols-are-supported.md).

# Which protocols are supported?

ThorData Residential Proxies support **HTTP and HTTPS**. HTTPS provides an encrypted connection, but the docs note that some older libraries or third-party tools may not support HTTPS proxies.