Home / Latest

Photo of cryptocurrency, tablet, television
Image: Wikipedia
Latest

Iranian Hackers Breach California Water Service

WireByte Staff · June 19, 2026

A Tehran-backed group, Handala, has breached California Water Service, accessing two systems and leaking 5GB of data. The breach is claimed to be retaliation for US military actions in Iran, but the hackers say they chose not to disrupt water access. The incident highlights vulnerabilities in US water infrastructure.

Key points

  • Handala, a Tehran-backed threat group, breached California Water Service, accessing two systems and leaking 5GB of data.
  • The breach was claimed to be retaliation for recent US military actions in Iran, but the hackers say they chose not to disrupt water access.
  • A poorly secured GPS tool gave attackers a direct path inside Cal Water, allowing them to access administrative credentials for seven California districts.
  • The leaked data includes customer billing information, such as names, addresses, and payment histories.

Iranian Hackers Breach California Water Service

A Tehran-backed threat group, Handala, has breached California Water Service, accessing two systems and leaking 5GB of data. The breach is claimed to be retaliation for US military actions in Iran, but the hackers say they chose not to disrupt water access.

The incident highlights vulnerabilities in US water infrastructure, with Handala exploiting a poorly secured GPS tool to gain access to Cal Water's systems. The leaked data includes customer billing information, such as names, addresses, and payment histories.

The breach raises concerns about the security of critical infrastructure in the US, particularly in the wake of escalating tensions with Iran.

Sources

WireByte Staff — Editorial Team

The WireByte editorial team synthesises technology news from multiple primary sources, verifies the facts, and links every source. Articles are produced with AI assistance and reviewed under our editorial policy.