On Criteo Dynamic Retargeting's Privacy Page you can request and collect all the privacy and GDPR related information that Criteo Dynamic Retargeting is providing.
The privacy policy by is a legal document or statement that discloses how Criteo Dynamic Retargeting gathers, uses, discloses, and manges their customers' data.
The basis for Criteo sharing, adding, uploading, hosting, accessing or sending personal data out of Europe. Vendors can also add a description of their own impact assessment for data transfers.