Bull Bitcoin is challenging a French decree implementing DAC8, citing surveillance and physical risks for up to 135 million European crypto holders.
French Interior Minister Laurent Nuñez announced a "more ambitious" three-part plan to boost crypto security after 77 "wrench attacks" in France.
Germany has taken the lead in securing crypto authorizations under the EU's MiCA regulation, with 244 approved firms across Europe.
France's cybersecurity agency will require all certified products to adopt quantum-resistant encryption by 2027, with full adoption targeted for 2030.
French authorities have indicted an individual in connection with a crypto 'wrench attack' where assailants reportedly posed as police officers.