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Cyberattack on French Tax Authority: Two Suspects Arrested

Cyberattack on French Tax Authority: Two Suspects Arrested

First seen 8 Sep 2026, 14:43 UTC •

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ThreatCluster AI
ThreatCluster •September 9, 2026 at 14:14 UTC
  • •Two suspects arrested in connection with the cyberattacks on the DGFiP.
  • •Data of at least 678,000 individuals and businesses compromised.
  • •The DGFiP plans to enhance cybersecurity measures following the breach.

In August 2026, a group of hackers named 'ZeroBytes' launched cyberattacks against the French tax authority, the DGFiP, compromising data of at least 678,000 individuals and businesses. The attacks resulted in the exposure of sensitive information, including personal identities and financial details. Two suspects were arrested: an 18-year-old, already known to police for prior cyber offenses, and a minor under 16, who was released after questioning. The DGFiP has acknowledged the breach and is taking steps to improve cybersecurity, including plans to recruit more personnel dedicated to this area. The investigation is ongoing, with a judge overseeing efforts to identify additional suspects involved in the attacks.

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Timeline

2026-07-16
ZeroBytes claims responsibility
The hacker group 'ZeroBytes' claimed multiple cyberattacks against state and business websites.
Franceinfo
2026-08-18
First suspect arrested
An 18-year-old suspect was arrested and later placed in provisional detention for his role in the attacks.
Franceinfo
2026-08-26
Second suspect arrested
A second suspect, a minor, was detained but released after questioning for further investigation.
Franceinfo
2026-09-04
Arrests confirmed
The Paris prosecutor confirmed the arrests of two suspects linked to the cyberattacks on the DGFiP.
Franceinfo
2026-09-05
DGFiP comments on arrests
Amélie Verdier, DGFiP director, called the arrests an 'excellent news' and reiterated the seriousness of the data breach.
Franceinfo

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