Overview

• SK Telecom CEO Ryu Young-sang issued a public apology for the data breach caused by a malware attack, which may have exposed subscriber USIM data.
• The free replacement program, including eSIMs, will begin at 10 a.m. on April 28 at T World stores and airport roaming centers nationwide.
• Customers who replaced SIMs at their own expense between April 19 and April 27 will be reimbursed retroactively for the full cost.
• The program extends to users of mobile virtual network operators (MVNOs) relying on SK Telecom’s infrastructure, with details to be announced by individual MVNOs.
• SK Telecom has elevated its Fraud Detection System to the highest level and plans to enhance its SIM Protection Service next month to bolster security.