Incapsula DDoS - Incapsula DDoS is a platform that comes with multiple DDoS protection options and mitigates attacks without incurring latency.
Sucuri - Website Protection, Malware Removal, and Blacklist Prevention
StackPath Web Application Firewall - StackPath Web Application Firewall is a cloud-delivered security service that provides layered security for web applications that is based on the best practices of Enterprise Security.
Amazon CloudFront - Amazon CloudFront is a content delivery web service.
Arbor DDoS - Arbor DDoS is a platform which helps the users in understanding their environments along with their threat actors and delivers powerful visibility and traffic intelligence at internet scale.
CloudFlare - Cloudflare is a global network designed to make everything you connect to the Internet secure, private, fast, and reliable.