> For the complete documentation index, see [llms.txt](https://books.spartan-cybersec.com/web/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://books.spartan-cybersec.com/web/authentication.md).

# Authentication

- [¿Authentication?](https://books.spartan-cybersec.com/web/authentication/authentication.md)
- [Lab 1: Username enumeration via different responses](https://books.spartan-cybersec.com/web/authentication/lab-1-username-enumeration-via-different-responses.md)