
2/2/2023 · Cat Allen, Omer Yoachimik
What this post added
This post details Cloudflare's response to a surge in targeted DDoS attacks against healthcare organizations, attributed to the pro-Russian hacktivist group Killnet. It highlights the automatic detection and mitigation of HTTP DDoS attacks by Cloudflare systems, the variability in attack methods suggesting multiple threat actors or a sophisticated coordinated attack, and provides specific mitigation recommendations for healthcare customers. These recommendations include optimizing DDoS Managed Rules, enabling Adaptive DDoS Protection for Enterprise customers, deploying firewall and rate-limiting rules, securing origin exposure, leveraging Managed IP Lists, enabling caching, and enabling DDoS alerting.