The essentials
Zerobytes hacked French tax authority and multiple government and private targets in 2025.
Zerobytes hacker group conducted cyberattacks against France in June and July 2025, compromising the French tax authority during this period. The group's scope extended beyond taxation infrastructure, with targets including French government agencies and private companies. Following the tax authority breach, the French government launched a victim notification campaign to inform affected parties of the security incident. The coordinated attacks demonstrate a broad targeting strategy across multiple sectors within France's institutional and commercial landscape.
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Cyberattacks targeted critical infrastructure and commercial entities
The Zerobytes attacks affected France's tax authority, government agencies, and private sector companies, indicating systematic targeting across institutional and commercial boundaries. This multi-sector approach reflects the operation's broad geographic and organizational reach within France during June and July 2025.
French government moves to notify victims following tax breach
Following the tax authority data breach, the French government implemented a victim notification campaign to address the incident's consequences. This response mechanism indicates official recognition of the breach's scope and commitment to informing affected individuals of the security event.