The assembly line behind 1.5 million malicious domains

Attackers registered roughly 1.5 million malicious domains during the first five months of 2026. The registration patterns resemble industrial output. Most of the domains were created by attackers, put to use within weeks, and concentrated among a small set of registrars, top-level domains, and hosting providers. New research examined more than 1.5 million unique domains flagged on VirusTotal between January and May 2026. Each domain was flagged by at least five independent VirusTotal scanning engines … More →

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