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Cloudflare Network Firewall
How it works
Use cases
A cloud-native network firewall for your enterprise WAN
Cloudflare Network Firewall is a firewall-as-a-service (FWaaS) offering for on-premises networks and WANs. No more bottlenecks — instead of backhauling traffic through firewall appliances, filter layer 3 and 4 traffic with the Cloudflare network, which has locations in over 330 cities throughout the world.
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Enforce network security policies across your entire WAN, including headquarters, branch offices, and virtual private clouds.
With Network Firewall delivered from the Cloudflare global network, your security scales with your business needs. No artificial choke points or downtime for appliance upgrades.
Fine-grained filtering rules deploy globally in seconds. Manage rules from a single dashboard.
HOW IT WORKS
Cloudflare Network Firewall runs everywhere in Cloudflare’s global network, letting you inspect layer 3 / 4 traffic no matter where your branch offices are located.
It also runs in-line with Cloudflare One, our comprehensive cloud-based WAN-as-a-Service solution for replacing a patchwork of legacy hardware appliances for networking and security.
“The Cloudflare implementation engineers helped us complete a huge piece of work in a very complex environment. Overnight we expanded our Cloudflare protection from our web applications to our entire network. It was an A+ experience.”
Technology Project Manager, Melbourne Airport
Top Cloudflare Network Firewall use cases
Network Firewall is deployed from the cloud, blocking attacks with no need to install or maintain hardware boxes.
Network Firewall integrates Magic Transit to stop layer 3 DDoS attacks that can overwhelm your infrastructure.
The enterprise network long remained stubbornly resistant to change. But as networks begin to modernize, how should CIOs define the scope of the project, and what key use cases should they consider?
Explore tutorials and developer documentation to learn how to apply Network Firewall (available to Magic Transit or Cloudflare WAN Enterprise customers) for your cloud infrastructure and network offices.