24 Apr, 2026

ZionSiphon malware designed to sabotage water treatment systems

A new malware called ZionSiphon, specifically designed for operational technology, is targeting water treatment and desalination environments to sabotage their operations. The threat can adjust hydraulic pressures and raise chlorine levels to dangerous levels, researchers found during their analysis. Based on its IP targeting and political messages embedded in its strings, ZionSiphon appears to focus […]

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Canada says hacktivists breached water and energy facilities

The Canadian Centre for Cyber Security warned today that hacktivists have breached critical infrastructure systems multiple times across the country, allowing them to modify industrial controls that could have led to dangerous conditions. The authorities issued the warning to raise awareness of the elevated malicious activity targeting internet-exposed Industrial Control Systems (ICS) and the need […]

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CISA warns water facilities to secure HMI systems exposed online

CISA and the Environmental Protection Agency (EPA) warned water facilities today to secure Internet-exposed Human Machine Interfaces (HMIs) from cyberattacks. HMIs are dashboards or user interfaces that help human operators connect to, monitor, and control industrial machines and devices via tablets, portable computers, or built-in displays. “In the absence of cybersecurity controls, threat actors can […]

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American Water shuts down online services after cyberattack

American Water, the largest publicly traded U.S. water and wastewater utility company, was forced to shut down some of its systems after a Thursday cyberattack. In a filing with the U.S. Securities and Exchange Commission (SEC), American Water said it has already hired third-party cybersecurity experts to help contain and assess the incident’s impact. It […]

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