France’s MiCA crypto regulation proposal links DeFi liability to security checks

Crypto platforms that connect customers to decentralized finance could face liability for certain security failures under France’s proposed changes to MiCA crypto regulation. Published on October 21, 2026, the joint proposals would require platforms to check protocols before offering access and to keep monitoring them afterward, while seeking to balance innovation, investor protection and market stability. Key takeaways Four French authorities have submitted joint proposals to revise MiCA. Platforms facilitating DeFi access would face security-check duties and conditional liability. France also supports EU-level supervision of significant crypto service providers.