Narrative thread · 3 events
France tax portal breach
Where things stand
Paris prosecutors have opened an investigation into the impots.gouv.fr breach, Le Monde reported on Saturday. The finance ministry calls the operation more sophisticated than previous attacks and says the 678,000 affected users will be contacted from Monday.
Impots.gouv.fr is the French state's online tax portal, holding the tax records of practically every household in the country. It falls under the economy ministry, which speaks publicly for security incidents affecting the site, including what was detected and when it was disclosed.
Timeline in detail
Sunday, 16 August 2026 · TechnologyParis prosecutors open investigation into tax portal hack
The Paris public prosecutor's office has opened an investigation into the hack of the French tax portal impots.gouv.fr, in which the attackers extracted data on taxpayers and companies, Le Monde reported on Saturday. The finance ministry called the operation more sophisticated than previous attacks and said affected users would be contacted from Monday.
Saturday, 15 August 2026 · TechnologyFrance puts tax portal breach at 678,000 users
France puts tax portal breach at 678,000 users
The public finances directorate DGFiP said 678,000 users were affected by the hack of impots.gouv.fr and that it will notify each victim individually with advice on the precautions to take. Bercy acknowledged the intrusion on Thursday, according to Le Monde, which describes it as another data leak from the French state.
Friday, 14 August 2026 · TechnologyFrance's tax portal hit by cyberattack, ministry confirms
France's tax portal hit by cyberattack, ministry confirms
The French economy ministry has confirmed part of a hacker's account of a breach of the tax portal Impots.gouv.fr, including that its services detected the intruder in June without saying anything publicly at the time. The site holds the tax records of practically every French household.