---
title: Concepts
summary: These articles describe Next-Gen WAF concepts.
url: https://www.fastly.com/documentation/guides/next-gen-waf/concepts
---

- [About data storage and privacy](https://www.fastly.com/documentation/guides/next-gen-waf/concepts/about-data-storage-and-privacy/)
- [About the architecture](https://www.fastly.com/documentation/guides/next-gen-waf/concepts/about-the-architecture/)