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NSA and Partners Alert Zimbra Collaboration Suite Users of a Russian State-Supported Phish

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NSA and Partners Alert Zimbra Collaboration Suite Users of a Russian State-Supported Phishing Campaign PHOTO INFORMATION

FORT MEADE, Md. (July 23, 2026) — Today, the National Security Agency (NSA) in collaboration with partners, is releasing a Cybersecurity Advisory (CSA) titled, “Russian State-Supported Cyber Actors Conduct Phishing Campaign Targeting Users of Zimbra Collaboration Suite.”

Since July 2025, the Russian state-supported advanced persistent threat grou…

The opening of the report, shown for reference. The full report, with its figures and indicators, is published by NSA on nsa.gov.

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