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Not sure what WAF (Web Application Firewall) is? Explore our Learning Center. What is a WAF?

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)

WAF layered defenses

Illustration of a shield, lock, and password
  • 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.
  • WAF content scanning protects your web servers and enterprise network from malware by scanning files uploaded to your application in-transit.
  • 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.
Illustration of a shield, lock, and password

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

Get access to Enterprise-only features:

24/7/365 multi channel support (phone, chat, email)
24/7/365 multi channel support (phone, chat, email)
Phone, chat, and email 24/7/365 support with median response time of 15 minutes.
100% uptime guarantee with 25x reimbursement SLA
100% uptime guarantee with 25x reimbursement SLA
In the rare event of downtime, Enterprise customers receive a 25x credit against the monthly fee, in proportion to the respective disruption and affected customer ratio.
Predictable flat-rate pricing for usage based products
Predictable flat-rate pricing for usage based products
Only enterprise customers can negotiate flat rate pricing on Argo, Rate limiting, Workers, Load Balancing, Live Stream and more.
Advanced controls and management options
Advanced controls and management options
Enterprise customers have lower TTLs and can purge cache by tag or host.
Advanced logging and analytics
Advanced logging and analytics
Use the power of Cloudflare's network to intelligently manage bot traffic to your application in order to prevent credential stuffing, inventory hoarding, content scraping and other types of fraud.
Access to raw logs
Access to raw logs
Take charge of your data and run your own analytics using raw log data from web assets on Cloudflare's network.
Firewall analytics
Firewall analytics
Understand the impact of your WAF configuration. Firewall Analytics let you know if a rule is effective by illustrating the impact in an easy to digest format.
Role based access
Role based access
Provide role-based access throughout your organization. Each user is given set permissions, individual API keys, and optional two-factor authentication.
Network prioritization
Network prioritization
Enterprise web assets are placed on Cloudflare dedicated IP ranges, providing prioritized routing and protection to ensure maximum speed and availability.

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