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

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**YouTube Video:** Quick Start Guide Activate HTTPS with Let's Encrypt for Free
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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?

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**External URL:** letsencrypt.org
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## Learn more

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[](https://docs.datarhei.com/restreamer/knowledge-base/user-guides)
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[..](https://docs.datarhei.com/restreamer/knowledge-base)
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