Cloudflare is a leading web infrastructure and website security company that provides a range of services to help protect and optimize websites, applications, and online businesses. Their solutions include content delivery network (CDN), distributed denial-of-service (DDoS) mitigation, SSL/TLS encryption, and various other performance and security features. Cloudflare's mission is to build a better Internet by making websites and applications more secure, faster, and more reliable, empowering businesses of all sizes to thrive online.