HTTP/2 Zero-Day vulnerability results in record-breaking DDoS attacks Loading... This post is also available in 简体中文, 繁體中文, 日本語, 한국어, Deutsch, Français and Español. Earlier today, Cloudflare, along with Google and Amazon AWS, disclosed the existence of a novel zero-day vulnerability dubbed the “HTTP/2 Rapid Reset” attack. This attack exploits a weakness in the HTTP/2 protocol to generate enormous,