In France, the rise in kidnappings related to cryptocurrencies is no longer isolated incidents but a worrying dynamic that is becoming established over the long term. Behind these targeted attacks, a new type of crime is emerging, combining precise scouting, psychological pressure, and exploitation of system vulnerabilities. While authorities struggle to curb the phenomenon, certain voices, notably that of the artist Pascal Boyart, are rising to denounce a lack of reaction to a threat now affecting investors, entrepreneurs, and Web3 actors in their daily lives.