AWS Shield - AWS Shield is a managed Distributed Denial of Service (DDoS) protection service that safeguards web applications running on AWS.
Sucuri - Website Protection, Malware Removal, and Blacklist Prevention
Reblaze - Reblaze is a cloud-native web application and API protection solution
Amazon CloudFront - Amazon CloudFront is a content delivery web service.
SiteLock - SiteLock software provides advanced website security, daily security scans, web app firewall with a CDN to deliver content more securely.
CloudFlare - Cloudflare is a global network designed to make everything you connect to the Internet secure, private, fast, and reliable.