---
title: Origin server
description: Configure SSL/TLS encryption between Cloudflare and your origin server.
image: https://developers.cloudflare.com/core-services-preview.png
---

> Documentation Index  
> Fetch the complete documentation index at: https://developers.cloudflare.com/ssl/llms.txt  
> Use this file to discover all available pages before exploring further.

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# Origin server

Learn more about SSL/TLS protection options for your origin servers:

* [ Encryption modes ](https://developers.cloudflare.com/ssl/origin-configuration/ssl-modes/)
* [ SSL/TLS Recommender ](https://developers.cloudflare.com/ssl/origin-configuration/ssl-tls-recommender/)
* [ Cloudflare origin CA ](https://developers.cloudflare.com/ssl/origin-configuration/origin-ca/)
* [ Authenticated Origin Pulls (mTLS) ](https://developers.cloudflare.com/ssl/origin-configuration/authenticated-origin-pull/)
* [ Custom Origin Trust Store ](https://developers.cloudflare.com/ssl/origin-configuration/custom-origin-trust-store/)
* [ Cipher suites ](https://developers.cloudflare.com/ssl/origin-configuration/cipher-suites/)

```json
{"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"item":{"@id":"/directory/","name":"Directory"}},{"@type":"ListItem","position":2,"item":{"@id":"/ssl/","name":"SSL/TLS"}},{"@type":"ListItem","position":3,"item":{"@id":"/ssl/origin-configuration/","name":"Origin server"}}]}
```