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Incident

Ville de Maisons-Alfort

Incident posture

Attack window
Sep 2022
Location
France
Status
Historical
CIA posture
Available to members
Updated
2025-10-17 00:00

Linked entities

Victim
Ville de Maisons-Alfort
Threat actors
0 actors
Sources
1 source

Timeline

Occurred
Sep 2022
Discovered
Pending
Disclosed
Pending
Resolved
Pending

Summary

The city of Maisons-Alfort experienced a cyberattack that disrupted its internet and telephone networks, along with the Citizen Portal, significantly impacting digital services. Municipal teams mobilized to resolve the incident promptly while maintaining in-person assistance across all departments to ensure continuity of public services. Citizens were kept informed of developments as restoration efforts progressed.

Motives

Detailed motive labels are available to members.

5 motives

TTPs

Detailed technique labels are available to members.

2 techniques

Description

On or around September 1, 2022, the municipal services of Maisons-Alfort experienced a cyberattack that disrupted critical operational systems. The attack compromised the city's internet and telephone networks, rendering them inoperable, and additionally disabled the Portail Citoyen, a digital platform used by residents for municipal services. This disruption hindered internal communications and public access to online resources. The incident was publicly acknowledged by the city administration on September 26, 2022, though the exact timeline between initial detection and public notification remains unspecified in available records. Technical teams immediately initiated response protocols to contain the attack and restore functionality, though no details regarding the attack vector, perpetrator identity, or data compromise were disclosed. The municipality prioritized maintaining essential citizen services despite the digital outage.

Physical operations at municipal service centers continued uninterrupted, with staff available to assist residents in person for administrative procedures. The city administration committed to providing regular updates to citizens regarding recovery progress through unspecified communication channels. Restoration efforts focused on resolving network and telephony outages while evaluating the Portail Citoyen's operational status. No information was released concerning forensic investigations, potential data breaches, or financial impacts. The incident caused measurable disruption to digital municipal operations but did not compromise physical service delivery mechanisms. Work to fully restore systems remained ongoing at the time of the September 26 public statement.

Sources

Sources available to members: 1 source.

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