Cyberattack against Alliance Police Nationale: members' personal data compromised

The police union Alliance Police Nationale suffered a computer intrusion exposing members' data. The exact extent of the information accessed remains unknown.

Cyberattack against Alliance Police Nationale: members' personal data compromised

Computer intrusion at Alliance Police Nationale union

Members of Alliance Police Nationale were informed by letter of unauthorised access to certain of their personal data, following a cybersecurity incident affecting their union. According to fuitesinfos.fr, the information was first reported on 24 October 2026 by Cyberattaque.org.

Alliance Police Nationale is a union of national police officers with its headquarters in Paris. Its members provided it with their personal information at the time of joining.

The letter sent to members remains sparse on details: it specifies neither the number of people affected, nor the date of the intrusion, nor the exact categories of data accessed. The union states it has undertaken steps to determine the origin of the incident, assess its consequences and strengthen the protection of information, with the support of specialists. The CNIL is not mentioned in this letter. At the time of publication of Cyberattaque.org's article, no claim of access to the data had been identified.

Data held by a union reveals the union membership of each of its members, a special category under the GDPR, in the same way as health or political opinions. In this particular case, this information is combined with an indication of the profession of the individuals concerned: national police officers.

As a precautionary measure, Alliance Police Nationale recommends its members remain vigilant against messages, emails or calls requesting personal or banking information — including when such requests appear to come from the union itself.

The exact extent of the data accessed remains unknown at this stage. The incident is acknowledged by Alliance Police Nationale to its members.

Source: Google News LU — Crime (fr)

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