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SK Telecom's data breach triggers financial fallout and leadership shakeup

By Wooyoung Lee ( October 31, 2025, 08:10 GMT | Insight) -- South Korean telecom giant SK Telecom reported a sharp decline in third-quarter earnings, with operating profit plunging 90.9 percent and revenue dropping 12.2 percent, following massive data breaches that exposed the personal data of more than 23 million users and led to a record privacy fine. The data breach also prompted a leadership overhaul, culminating in the appointment of Jeong Jae-heon, a former judge and the company’s former head of external relations and legal group, as the new chief executive officer. Jeong is the first CEO with a legal background in the company’s history.South Korean telecom giant SK Telecom reported a sharp decline in third-quarter earnings, with operating profit plunging 90.9 percent and revenue dropping 12.2 percent, following massive data breaches that exposed the personal data of more than 23 million users and led to a record privacy fine....

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