On 3 June 2025, the Cour de cassation refused to refer to the Conseil constitutionnel a question on the constitutionality of French law which, as currently drafted, denies the possibility of an effective remedy to persons prosecuted in criminal proceedings abroad, but on the basis of SkyECC evidence gathered in French proceedings.

Cross-border investigations are no longer a rarity but have become a daily occurrence for law enforcement agencies. Whether it's cyber fraud, ransomware attacks, money laundering using cryptocurrencies, or complex network intrusions – perpetrators operate globally, and authorities are following suit. The internationalisation of crime and the increasingly close cooperation among law enforcement agencies demand a corresponding response from criminal defence lawyers.

Our member Justus Reisinger talked about the lessons to be learned from SkyECC, as “a case study” at the CPDP.ai conference 2025.