The proposed agreement between the European Union and INTERPOL is intended to establish a common framework for information exchange in police cooperation, judicial cooperation and border management, but its practical implementation must not disclose the purpose of a query concerning a person applying for travel authorisation. The full text of the opinion in the Judykatura database sets out the recommendations on safeguards for data exchange, automated queries and access to information systems. The European Data Protection Supervisor stressed that the manner of subsequent action after a hit in travel-document databases is of particular importance.