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

# Windows Authentication

- [Kerberos](https://book.jorianwoltjer.com/windows/windows-authentication/kerberos.md): The newest Active Directory authentication protocol with less flaws than NetNTLM, but still some possible attacks
- [NTLM](https://book.jorianwoltjer.com/windows/windows-authentication/ntlm.md): A legacy authentication protocol for Active Directory with many flaws and dangers