---
title: Next-Gen WAF for IIS 2.2.0
summary: null
url: >-
  https://www.fastly.com/documentation/reference/changes/2020/08/ngwaf-module-iis-2.2.0
---

- Added support for using all codes 300-599 as "blocking"
- Added HTTP redirect support
- Removed restrictions on HTTP methods
- Fixed an issue where Windows event log entry descriptions were not resolved