Ransomware attackers targeting a Fortune 100 company in the finance sector used a new malware strain, dubbed PDFSider, to deliver malicious payloads on Windows systems.
Varonis found a “Reprompt” attack that let a single link hijack Microsoft Copilot Personal sessions and exfiltrate data; Microsoft patched it in January 2026.
End-of-support is a term used to describe when a product reaches its sunset date. This means that no new security updates or patches will be provided by the vendor after this date. We explore the ...
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