ModSecurity - ModSecurity is an Open Source web application firewall developed by Trustwave's SpiderLabs.
nginx - A high performance free open source web server powering busiest sites on the Internet.
F5 NGINX - F5 NGINX is a web application security solution that allows you to protect your applications, APIs, and customer data across cloud servers, on-premises data centers, and architectures.
AWS Elastic Load Balancing - Amazon ELB automatically distributes incoming application traffic across multiple Amazon EC2 instances in the cloud.
FortiWeb - FortiWeb is a web application firewall platform that helps you protect your company’s most critical web apps and APIs from malicious attacks.
Google Cloud Load Balancing - Google Cloud Load Balancer enables users to scale their applications on Google Compute Engine.