In our 28-criterion evaluation of DDoS mitigation solution providers, we identified the 11 most significant ones — A10 Networks, Akamai Technologies, Alibaba Cloud, Amazon Web Services, Cloudflare, Google, Imperva, Lumen, Microsoft, Neustar, and Radware — and researched, analyzed, and scored them. This report shows how each provider measures up and helps security and risk professionals select the right one for their needs.