5. This Regulation is without prejudice to Union and national law on the protection of personal data, privacy and confidentiality of communications and integrity of terminal equipment, which shall apply to personal data processed in connection with the rights and obligations laid down herein, in particular Regulations (EU) 2016/679 and (EU) 2018/1725 and Directive 2002/58/EC, including the powers and competences of supervisory authorities and the rights of data subjects. Insofar as users are data subjects, the rights laid down in Chapter II of this Regulation shall complement the rights of access by data subjects and rights to data portability under Articles 15 and 20 of Regulation (EU) 2016/679. In the event of a conflict between this Regulation and Union law on the protection of personal data or privacy, or national legislation adopted in accordance with such Union law, the relevant Union or national law on the protection of personal data or privacy shall prevail.