Translate the following English sentence to French:
"It will still be possible, even with the 'safe harbour' agreement in place, to find ways of getting round it and selling clients' data to third parties without having to obtain the client' s consent."
la vente à des tiers de données personnelles relatives à des clients demeure possible, via certaines astuces, également dans le cadre de la sphère de sécurité, sans que le client ne doive donner son accord.