3. Illegally obstructing the operation of “.vn” domain name system servers (DNS servers), and lawful operation of Internet service and online information provision systems. 4. Illegally using passwords of other organizations and individuals; private information, personal information and Internet resources. 5. Creating illegal links to lawful domain names of other organizations and individuals; creating, installing and spreading malware or computer virus; illegally accessing or taking control of information systems; creating attack tools on the Internet. Chapter II MANAGEMENT, PROVISION AND USE OF INTERNET SERVICES, INTERNET RESOURCES Section 1 INTERNET SERVICES Article 6. Licensing the provision of Internet services 1. Enterprises may provide internet services only after obtaining a license to provide telecommunications services being Internet services. 2. The grant, modification, supplementation, extension, revocation, and re-grant of licenses to provide Internet services comply with Articles 35, 36, 38 and 39 of the Law on Telecommunications, Articles 18, 23, 24 and 28 of the Government’s Decree No. 25/2011/ND-CP of April 6, 2011, detailing a number of articles of the Law on Telecommunications. Article 7. Rights and obligations of Internet service providers In addition to the rights and obligations of telecommunications service providers specified in Clause 1, Article 14 of the Law on Telecommunications, Internet service providers have the following obligations: 1. Before the official provision of Internet services, to send notices of official Internet service provision to the Ministry of Information and Communications (the Vietnam Telecommunications Authority) according to regulations of the Ministry of Information and Communications;