> For the complete documentation index, see [llms.txt](https://docs.datarhei.com/restreamer/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.datarhei.com/restreamer/knowledge-base/user-guides/how-can-i-use-https-with-lets-encrypt.md).

# How can I use HTTPS with Let's Encrypt?

{% embed url="<https://youtu.be/uybznI9TGs0>" %}
**YouTube Video:** Quick Start Guide Activate HTTPS with Let's Encrypt for Free
{% endembed %}

Encrypt your live streams with HTTPS and avoid security gaps and errors caused by mixed content.

## Notes

* You can use any dynamic DNS service like myfritz, no-ip, dyndns or other services.
* Do not forget to forward the public port for HTTPS: 443 to your internal Restreamer IP default port: 8181.
* Don't forget to forward the public port for HTTP: 80 to your internal Restreamer IP default port: 8080
* The HTTPS certificate is renewed automatically.
* No registration with Let's Encrypt is required

## What is Let's Encrypt?

{% embed url="<https://letsencrypt.org>" %}
**External URL:** letsencrypt.org
{% endembed %}

## Learn more

{% content-ref url="/pages/-MYd\_eWFK56LZQkA-iAN" %}
[User Guides](/restreamer/knowledge-base/user-guides.md)
{% endcontent-ref %}

{% content-ref url="/pages/-MXb\_m72sKwXpgM5udfT" %}
[Knowledge Base](/restreamer/knowledge-base/manual.md)
{% endcontent-ref %}