South Korea under the dictatorship of Park Chung-hee where South Korea's economy rapidly grew from industrialisation and the Chaebol corporations such as Samsung and LG. Ever since the industrialization of South Korea's economy, South Korea has placed its focus on technology-based corporations, which has been supported by infrastructure developments by the government. South Korean corporations Samsung and LG were ranked first and third largest mobile phone companies in the world in the first quarter of 2012, respectively. An estimated 90% of South Koreans own a mobile phone. Aside from placing/receiving calls and text messaging, mobile phones in the country are widely used
Internet censorship in South Korea practically all large search engine companies in South Korea, including foreign-owned companies (e.g. Yahoo! Korea), have complied with this legislation. In April 2009 when the Communication Commission ordered user verification be put on the system at YouTube, Google Korea blocked video uploading from users whose country setting is Korean. In September 2012, Google reenabled YouTube uploads in Korea following a three-year block. On December 21, 2010, the Korea Communications Commission announced that it is planning to create a guideline about monitoring the Internet content in case of a tense political situation; automatically deleting any online anti-governmental message that could lead