Article 15: The National Authority for the Accreditation and Supervision of Electronic Certification, hereinafter referred to as the National Authority, has as its mission, in addition to the powers conferred on it by other articles of this law: - to propose to the government the standards of the accreditation system and to take the necessary measures for its implementation; - to certify electronic certification service providers and to control their activities. Article 16: The national authority shall publish an extract of the approval decision in the " Official Bulletin " and keep a register of approved electronic certification service providers, which shall be subject, at the end of each year, to a publication in the " Official Bulletin ". Article 17: The national authority shall ensure compliance by the electronic certification service providers issuing secure electronic certificates with the commitments provided for by the provisions of this law and the texts adopted for its application. Article 18: The national authority may, either ex officio or at the request of any interested person, verify or have verified the conformity of the activities of an electronic certification service provider issuing secure electronic certificates with the provisions of this article. law or texts taken for its application. It may use experts to carry out its control missions. Article 19: In the performance of their verification mission, referred to in Article 18 above, the agents of the national authority, as well as the experts designated by it, have, on the basis of their qualifications, the right to access any establishment and take cognizance of all the mechanisms and technical means relating to secure electronic certification services that they deem useful or necessary for the accomplishment of their mission. Section 2: Electronic Certification Service Providers Article 20: Only electronic certification service providers approved under the conditions laid down by this Law and the texts adopted for its application may issue and issue secure electronic certificates and administer the services related thereto. Article 21: In order to be approved as an electronic certification service provider, the applicant for approval must be incorporated as a company having its registered office in the Kingdom and: 1 - fulfill technical conditions guaranteeing: a - the reliability of the electronic certification services it provides, including the technical and cryptographic security of the functions provided by the systems and cryptographic means it proposes; b - the confidentiality of the electronic signature creation data that it provides to the signatory;