https://blog.cloudflare.com/zero-day-rapid-reset-http2-record-breaking-ddos-attack/
Читать далее...The Cloudflare Blog
HTTP/2 Zero-Day Vulnerability Results in Record-Breaking DDoS Attacks
The “HTTP/2 Rapid Reset” attack exploits a weakness in the HTTP/2 protocol to generate enormous, hyper-volumetric DDoS attacks. Cloudflare has mitigated a barrage of these attacks in recent months, including an attack three times larger than any previous…