Cerballiance, a network of medical laboratories in the Provence-Alpes-Côte d'Azur (PACA) region, has reported a data breach affecting several thousand clients.

The company has formally filed a complaint following the unauthorized access to its data systems.

According to communications from the group, the compromised data includes clients' names, ages, telephone numbers, postal addresses, and email addresses.

The group has assured clients that the breach was contained promptly upon detection.

Cerballiance has initiated a communication process for affected individuals, stating that clients who have not been contacted are not implicated in the breach.

To assist clients in addressing any concerns, Cerballiance has established a dedicated helpline, 0800 95 27 27, which is available Monday to Friday between 10 AM to 12 PM and 2 PM to 4 PM, as well as an email contact at info-rgpd@cerballiance.fr.

The group is currently in coordination with the French data protection authority (CNIL), health authorities, and police entities tasked with investigating the incident.

The motivations behind the cyberattack remain unclear, with speculations ranging from the resale of personal data to tests of the company’s cybersecurity defenses.

In response to the breach, Cerballiance has committed to enhancing its security protocols, stating that they are implementing measures to prevent future occurrences.

The company acknowledged the increasing sophistication of cybercriminal activities and expressed a commitment to achieving the highest level of data protection.