The Ruđer Bošković Institute (RBI), the largest Croatian science and technology research institute, has confirmed that it was the one of “at least 9,000 institutions worldwide” that were attacked using the Microsoft SharePoint “ToolShell” vulnerabilities. The attack happened on Thursday, July 31, 2025, and resulted in the deployment of ransomware. “The ransomware attack affected part of the network related to the business processes of the [Institute]’s administrative and professional services, and all those documents and … More
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