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A New Cloudflare Web Application Firewall

Blog post created on 2021-03-29


Over the course of 2020, Cloudflare engineering teams have been focusing a lot of effort to build a new traffic filtering engine in Rust. The goal is simple: enable Cloudflare to scale to the next level while opening up the platform to more advanced use cases. In March 2021, during security week, we announced the new WAF - the first product formally adopting the new engine.

This post was also translated in traditional Chinese, simplified Chinese, and Japanese.

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