Cyberattack targets Spanish water supplier Aigües de Mataró
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A cyberattack has struck Aigües de Mataró, the municipal water supplier responsible for both drinking water and sewage systems in Mataró, a coastal town in Catalonia, Spain. The company announced on Wednesday 23rd of April 2025 that its corporate computer systems and website were compromised in the attack.
The incident was discovered on Monday 21st of April and has since been reported to both the Catalan police and the autonomous community's cybersecurity agency. The company claims that water supplies themselves and quality control systems were not affected by the breach.
Aigües de Mataró has implemented its existing contingency plan, applying internal controls to mitigate the attack while working with Catalonian authorities to recover and restore its infrastructure. The company has warned customers that a range of personal information may have been exposed in the breach, including:
- Financial details
- Personal identifying information
The number of affected individuals and the nature of the attack are not disclosed.
Customers have been encouraged to be vigilant against potential phishing attempts that could exploit this compromised data. Additionally, subscribers are currently unable to access corporate services and may experience delays with billing and other administrative procedures.
