CISA Cybersecurity Advisories

08 April 2026

• Iranian-Affiliated Cyber Actors Exploit Programmable Logic Controllers Across US Critical Infrastructure

  Advisory at a

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

  Summary

  Note: This joint Cybersecurity Advisory is

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• CISA Shares Lessons Learned from an Incident Response Engagement

  Advisory at a Glance

  Executive

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