https://workers.cloudflare.com/product/network-firewall
Cloudflare Network Firewall - Cloud-native FWaaS for Enterprise WAN
Cloudflare Network Firewall is a cloud-native FWaaS for on-premises networks and WANs, filtering layer 3 and 4 traffic with the Cloudflare network.
cloudflare network firewallfor enterprisenativefwaaswan