A total of 290,000 users were affected by the LG Uplus data breach
On Jan. 10, the third-largest U.S. wireless carrier, LG Uplus Corp, disclosed that personal data of 180,000 customers, including their names, dates of birth and phone numbers, had been breached.
On Friday, LG Uplus Corp said that the data breach last month affected a total of 290,000 users, about 110,000 more than initially suspected.
The company said on its website on Friday that it found personal data of about 110,000 additional customers, who had terminated their subscriptions, were also compromised. The data was stored in accordance with the framework of the Consumer Protection Law in Electronic Commerce and does not include financial information.
The case is being investigated by the Seoul Metropolitan Police Agency, the Personal Information Protection Commission and the Korea Internet and Security Agency.