security: Inside Tycoon2FA: How a leading AiTM phishing kit operated at scale

· Sujith Quintelier · March 4, 2026, 5:35 p.m.
Summary
Microsoft reports on the operations of Tycoon2FA, a phishing-as-a-service kit that initially targeted over 500,000 organizations. The report highlights disruptions made by Microsoft's Digital Crimes Unit in collaboration with Europol and other partners against Tycoon2FA's infrastructure.
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