Proofpoint reported on Russian state-backed hackers running zero-click phishing campaigns that steal email data by having a target open a message without links or clicks, and shared how Laundry Bear/TA488 exploited a flaw in Zimbra webmail and Outlook Web Access to target Ukrainian government, US defense, nuclear, and research targets.

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Russian state-backed hackers are running "zero-click" phishing campaigns that steal email data just by having a target open a message, no links or clicks required. Proof…

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