Korean Telco Giant SK Telecom Hacked

Summary: SK Telecom, South Korea’s largest wireless carrier, experienced a cybersecurity breach leading to the leak of customer data. The company detected the intrusion on April 19 and has implemented measures to mitigate further risks, including offering a free SIM protection service. An investigation is ongoing, with the Korea Internet Security Agency (KISA) involved in the response.

Affected: SK Telecom

Keypoints :

• Attackers deployed malware to access customer personal information.
• SK Telecom is offering a free SIM protection service to counter potential SIM swapping risks.
• The investigation continues with no confirmation of a ransomware attack or attribution to any specific threat group.