DGFiP confirms data breach affecting 678,000 individuals and businesses

On August 14, 2026, the French Ministry of Economy and Finance confirmed in a press release, that certain DGFiP information systems had been accessed without authorisation during June and July 2026 using compromised credentials belonging to a DGFiP employee and an authorised third party. The incident was publicly claimed on August 12 and 13, prompting further investigation. 

Investigations subsequently established that informatio…