> For the complete documentation index, see [llms.txt](https://fusionauth.io/docs/llms.txt)

# Auth posts

[When to self-host critical application components](https://fusionauth.io/blog/when-to-self-host.md)

*   [Education](https://fusionauth.io/blog/category/education.md)
*   [Product](https://fusionauth.io/blog/category/product.md)

### [When to self-host critical application components](https://fusionauth.io/blog/when-to-self-host.md)

In April of 2021, Auth0, an identity provider powering authentication for hundreds of websites, experienced an hours-long outage. During the outage, users...

[Matthew Fuller](https://fusionauth.io/blog/author/matthew-fuller.md)

August 21, 2025