Web Application Firewall (WAF)

Oracle Cloud Infrastructure Web Application Firewall protects internet-facing application servers using threat intelligence and consistent rule enforcement.

Google Cloud Armor is a network security service that provides defenses against DDoS and application attacks, and offers a rich set of WAF rules.

AWS WAF is a web application firewall that helps protect apps and APIs against bots and exploits that consume resources, skew metrics, or cause downtime.