Mitigating DNS random subdomain DDoS attacks by distinct heavy hitters sketches

@inproceedings{Feibish2017MitigatingDR,
  title={Mitigating DNS random subdomain DDoS attacks by distinct heavy hitters sketches},
  author={Shir Landau Feibish and Yehuda Afek and Anat Bremler-Barr and Edith Cohen and Michal Shagam},
  booktitle={HotWeb},
  year={2017}
}
Random Subdomain DDoS attacks on the Domain Name System (DNS) infrastructure are becoming a popular vector in recent attacks (e.g., recent Mirai attack on Dyn). In these attacks, many queries are sent for a single or a few victim domains, yet they include highly varying non-existent subdomains generated randomly. Motivated by these attacks we designed and… CONTINUE READING