「ACT ON PROMOTION OF INFORMATION AND COMMUNICATIONS NETWORK UTILIZATION AND INFORMATION PROTECTION」 (b) Grounds that access authority is necessary; (c) Fact that users may give no consent to the permission for access authority. (2) No provider of information and communications services shall refuse to provide the relevant services to users on the ground that the users give no consent to the establishment of access authority not certainly necessary to provide the relevant services. (3) Persons manufacturing and providing a basic operating system (referring to an operating environment in which software installed in mobile devices can be run) of mobile devices, manufacturers of mobile devices, and persons manufacturing and providing a software for mobile devices shall take measures necessary for protecting users’ information, such as devising methods for users to give or revoke consent to access authority where the provider of information and communications services intends to access the information stored and functions installed in mobile devices. (4) The Korea Communications Commission may conduct compliance inspections to ascertain that access authority is set for relevant services in accordance with paragraphs (1) through (3). <Newly Inserted on Jun. 12, 2018> (5) The scope of, and methods for consenting to, access authority referred to in paragraph (1), the measures necessary for protecting users’ information referred to in paragraph (3), and other necessary matters shall be prescribed by Presidential Decree. <Amended on Jun. 12, 2018> [This Article Newly Inserted on Mar. 22, 2016] Article 23 Deleted. <Feb. 4, 2020> Article 23-2 (Restrictions on Use of Resident Registration Numbers) (1) Except in any of the following cases, no provider of information and communications services may collect or use users’ resident registration numbers: <Amended on Feb. 4, 2020> 1. Where the provider is designated as an identification service agency pursuant to Article 23-3; 2. Deleted; <Feb. 4, 2020> 3. Where a telecommunications business entity, who resells a mobile communications service and the like provided by a facilities-based telecommunications business entity under Article 38 (1) of the Telecommunications Business Act, collects or uses resident 법제처 11 국가법령정보센 터