The Constitutional Court of South Korea has unanimously ruled as unconstitutional the law that authorized mobile carriers to share personal data with law enforcement agencies without notifying the user. The court also ruled that the law violates the right to self-determination of personal information. Earlier, the South Korean’s Telecommunications Business Act allowed mobile carriers to accept requests from investigative authorities to provide them data of any customer under investigation without informing or obtaining consent from the data owner. Read more on The Korean Times here.