French tax breach exposes 678,000 people as crypto wrench attacks reach record pace in France

France's physical security environment for cryptocurrency holders is worsening against the backdrop of a significant government data failure. A breach of French tax records has exposed the personal details of nearly 678,000 people, and wrench attacks targeting crypto holders are on pace to make 2026 the worst year for such violent crimes in French history.

The breach puts specific data in outside hands. Tax records covering nearly 678,000 people are now in circulation, and in a threat environment where violent criminals are already pursuing crypto holders by force, that data offers potential targeting information at scale.

A record year for violent crypto crimes in France

The wrench attack pace is the sharper signal. Violent crimes targeting cryptocurrency holders have been climbing across France in 2026 at a rate that puts this year on track to exceed any prior year on record. Short of a significant reversal before year-end, France finishes 2026 at a historic high for this category of offense.

For the sector, the compounding is the story. Crypto assets are harder to reach through conventional seizure than bank deposits, which has kept physical coercion in the threat picture for holders over time. A government database breach of this scale, arriving at the same moment wrench attacks are at record frequency, closes off one of the few remaining safe assumptions: that official data about crypto holders was reasonably secure.

For French regulators, the trajectory raises a direct question. Whether crypto-holder data in government systems warrants protection standards calibrated to the physical risk that data creates is a policy decision the current numbers make difficult to defer.