International joint action disrupts world’s largest DDoS botnets

U.S., German, and Canadian authorities disrupted the command-and-control infrastructure of four large IoT botnets (Aisuru, KimWolf, JackSkid, Mossad) that collectively infected over three million devices and were used to launch hundreds of thousands of DDoS attacks—including record-setting multi‑Tbps campaigns—against organizations worldwide, with operators monetizing access via a cybercrime-as-a-service model.