1. 1. Member States shall take appropriate measures to prevent fraud and other unlawful practices involving Union certificates of qualification, service record books, logbooks, medical certificates and registers provided for in this Directive.
2. 2. Member States shall exchange relevant information with the competent authorities of other Member States concerning the certification of persons involved in the operation of craft, including information on the suspension and withdrawal of certificates. In doing so, they shall comply fully with the principles of personal data protection laid down in Regulation (EU) 2016/679.