Industry Leading WAF Protection

Powerful Web Application Firewall (WAF) integrated with our leading application security portfolio.

Cloudflare named a 2022 Gartner® Peer Insights™ Customers’ Choice for WAF
Cloudflare is a leader in the Forrester Wave™: Web Application Firewalls, Q3 2022 report
Cloudflare is a leader in the 2022 Gartner® Magic Quadrant™ for Web Application and API Protection (WAAP)

Cloudflare Web Application Firewall (WAF)

Enterprise-grade security

Better security from global intelligence

Our threat intelligence is constantly sharpened by insights gained from our global network processing 2 trillion daily requests, ensuring our WAF keeps organizations safer against emerging threats.

Powerful Cloudflare protection

Cloudflare offers powerful rulesets that stop threats including newly discovered "zero days", as well as bypasses and attack variations using machine learning. Additionally, with granular custom rules, you can configure your WAF to protect against any threat or implement business-specific security policies.

Fast deployment and easy management

Global WAF protection is set up with just a few simple clicks. Nothing to deploy, no weeks-long training or professional services expenses. You have a single control pane to easily manage it all.

WAF layered defenses

Cloudflare managed rules offer advanced zero-day vulnerability protections.
Core OWASP rules block familiar “Top 10” attack techniques.
Custom rulesets deliver tailored protections to block any threat.
WAF Machine Learning complements WAF rulesets by detecting bypasses and attack variations of RCE, XSS and SQLi attacks.
Exposed credential checks monitor and block use of stolen/exposed credentials for account takeover.
Sensitive data detection alerts on responses containing sensitive data.
Advanced rate limiting prevents abuse, DDoS, brute force attempts along with API-centric controls.
Flexible response options allow for blocking, logging, rate limiting or challenging.

Trusted by millions of Internet properties, in every industry, including:

Cloudflare WAF Advantages

The Cloudflare web application firewall (WAF) is the cornerstone of our advanced application security portfolio that keeps applications secure and productive. Learn more about our cloud-based WAF solution (view data sheet).

Complete application security from our global network, with a single, integrated rules engine delivering an effective, uniform security.

Unparalleled security analytics give attack insights no other WAF provides.

Zero-day protections are in place fast for immediate virtual patching. These managed rules are deployed globally in seconds.

Machine learning protections, trained by our unparalleled visibility into threats, catch evasions and attacks.

Faster, easier security deployments for quicker mitigations and time-to-value.

We are an application security leader according to leading analysts.

We stop modern application security threats

2021 saw more than 20K vulnerabilities to exploit - the greatest number of vulns on record.

There are billions of stolen credentials on the dark web to fuel credential stuffing that leads to account takeover.

Attackers have web servers in the crosshairs as they are the top IT asset targeted - in 50% of attacks.

Companies need 16 days to patch - leaving attackers weeks to exploit vulnerabilities.

Recognized leadership in web application protection

Cloudflare named a “Leader” in Web Application and API Protection

We believe this recognition in the Gartner® 2022 Magic Quadrant™ for Web Application and API Protection validates that we protect against emerging threats faster, offer tighter integration of multiple security capabilities, and deliver powerful ease of use and deployment.

Cloudflare named a “Leader” for Web Application Firewalls

In the 2022 Forrester Wave™ for Web Application Firewalls, we received the highest score of all assessed vendors in the strategy category, and were recognized as “a top choice for those prioritizing usability and looking for a unified application security platform.”