In the Eye of the Hailstorm

By Talos Group This blog post was authored by Jakob Dohrmann, David Rodriguez, and Jaeson Schultz. The Cisco Talos and Umbrella research teams are deploying a distributed hailstorm detection system which brings together machine learning, stream processing of DNS requests and the curated Talos email corpus. Talos has discussed snowshoe spam before. Traditional snowshoe spam campaigns are sent […]

Source:: Cisco Security Notice