Varonis found a “Reprompt” attack that let a single link hijack Microsoft Copilot Personal sessions and exfiltrate data; Microsoft patched it in January 2026.
Another set of 17 malicious extensions linked to the GhostPoster campaign has been discovered in Chrome, Firefox, and Edge ...
Five fake Chrome extensions impersonate Workday and NetSuite to steal cookies, block admin controls, and hijack sessions for ...
CERT-UA reports PLUGGYAPE malware attacks targeting Ukrainian defense forces via Signal and WhatsApp, using phishing links ...
Officials of Ukraine's Defense Forces were targeted in a charity-themed campaign between October and December 2025 that ...
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