Breach Roundup: Microsoft, Cloudflare Dismantle RaccoonO365

Also, Colt Services Outage Persists, Finland Charges Americans in Vastaamo Hack Anviksha More (AnvikshaMore) • September 18, 2025

Every week, Information Security Media Group rounds up cybersecurity incidents and breaches around the world. This week, Microsoft hit RaccoonO365, outages persist at Colt Technology Services, Finland charged a U.S. citizen for his alleged role in the Vastaamo psychotherapy center hack. RevengeHotels hackers used AI, Meta can't overturn a jury verdict in a California privacy case and Chinese hackers unleashed spear-phishing attacks. Prosper confirmed a data breach, as did luxury fashion houses Gucci, Alexander McQueen and Balenciaga.

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A burgeoning phishing-as-a-platform operation that specialized in targeting users of the Microsoft 365 suite of productivity software took a major hit following a federal court order permitting Microsoft to seize 338 web domains.

Microsoft and Health-ISAC, a cyberthreat intel association for the ...