4.The business of preventing the corruption of the safety of information and communications networks; 5.The business of assisting healthy and secure information and communications service use. Article 54 (Restrictions on International Contracts on Personal Information) Information and communications service providers shall not enter into any international contract whose contents violate this Act’s stipulations regarding the personal information of users. CHAPTER VIII SUPPLEMENTARY PROVISIONS Article 55 (Submission of Materials) (1)If it is necessary to enforce this Act, the Minister of Information and Communication may ask information and communications service providers to provide relevant goods and documents (“providers” including any person in a situation where the provisions of Article 58 are applied mutatis mutandis in this Article). (2)The Minister of Information and Communication may have his public officials enter the business place of the information and communications service provider to inspect the provider's current business and examine books or other documents when an information and communications service providers fails to provide materials under paragraph (1) or they are judged to be in violation of this Act’s stipulations. (3)The Minister of Information and Communication may order the information and communications service provider to take requisite corrective steps then it is judged that they are in violation of this Act. (4)The public officials assigned to inspect the business place under paragraph (2) shall carry certificates showing their authority to inspect and show them involved persons. (5)The Minister of Information and Communication may ask the Security Agency head for advice and other requisite assistance related to the request for material provision and inspection under paragraphs (1) through (3). Article 56 (Delegation and Entrustment of Authority) (1)Under the terms stipulated by Presidential Decree, the Minister of Information and Communication may delegate his authority under this Act, in whole or in part, to agency heads under his supervision.