Victim of a cyberattack, Maileva, a subsidiary of La Poste, announces the theft of data concerning 22 million people

Maileva, a subsidiary of the La Poste group, was the victim of a cyberattack in mid-September which led to the theft of the contact details of 22 million people, La Poste announced to AFP on Saturday. Maileva “notified the National Commission for Information Technology and Liberties (CNIL) and filed a complaint. A judicial investigation is underway,” added La Poste, confirming information given by the specialized sites FrenchBreaches and cyberattack.

org, for whom this is “one of the largest data leaks in France”. 70,000 users Platform specializing in sending professional letters for SMEs and mid-sized companies (pay slips, registered mail, invoices, notices of general meetings, etc.)

), Maileva is a subsidiary of Docaposte, itself a subsidiary of the La Poste group. It claims more than 70,000 users, with 180 million documents sent in 2024.

The attack of which she was the victim “led to the exposure of the contact details (first name, last name, postal address) of 22 million people, recipients of Maileva’s corporate clients,” indicates the La Poste group in a statement sent to AFP. “In accordance with regulations, all companies concerned were informed of the incident by Maileva,” he adds. Increase in computer attacks Last year, a cyberattack claimed by pro-Russian hackers hit La Poste a few days before Christmas.

Computer attacks have increased in recent months against companies or public organizations. Last week, Crédit Mutuel Arkéa declared that it had been the target of a cyberattack worth around 100 million euros. France Travail was the subject of a massive attack in early 2024, with a risk of disclosure of personal data concerning 43 million people.

Machine-translated from French