Advisory

US-CERT Alerts

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CRITICAL

Pro-Russia Hacktivists Conduct Opportunistic Attacks Against US and Global Critical Infrastructure

Source
US-CERT Alerts
Published
2025-12-05

<h2><strong>Summary</strong></h2> <p><strong>Note:</strong> This joint Cybersecurity Advisory is being published as an addition to the Cybersecurity and Infrastructure Security Agency (CISA) May 6, 2025, joint fact sheet <a href="https://www.cisa.gov/resources-tools/resources/primary-mitigations-reduce-cyber-threats-operational-technology" title="Primary Mitigations to Reduce Cyber Threats to Operational Technology">Primary Mitigations to Reduce Cyber Threats to Operational Technology</a> and European Cybercrime Centre’s (EC3) <a href="https://www.europol.europa.eu/media-press/newsroom/news/gl