5. Where, notwithstanding paragraphs 2, 3 and 4, parties agree, as between themselves, to the use of certain types of electronic signatures or certificates, that agreement shall be recognized as sufficient for the purposes of cross-border recognition, unless that agreement would not be valid or effective under applicable law.
5. Lorsque, nonobstant les paragraphes 2, 3 et 4, les parties conviennent, s'agissant de leurs relations, d'utiliser certains types de signatures électroniques ou certificats, cette convention est jugée suffisante aux fins de la reconnaissance internationale, à moins qu'elle soit invalide ou sans effets en vertu de la loi applicable.