Cloudflare is a leading web infrastructure and website security company that provides a range of services to protect and optimize websites, web applications, and online businesses. Their solutions include content delivery network (CDN), distributed denial-of-service (DDoS) protection, and web application firewall (WAF) services, helping to ensure the reliability, speed, and security of their clients' online presence. Cloudflare's mission is to build a better internet by making it more secure, reliable, and efficient for everyone.