Cyberattack on South Korean financial giant: data of 39 thousand people stolen

Mirae Asset Securities disclosed that a cyberattack compromised the personal data of roughly 39,000 customers and employees, marking the latest security breach at a major South Korean financial institution. The investment banking and brokerage firm said the stolen information was personal in nature, though it did not specify which categories of data were affected. The incident matters because it puts customer trust and the broker's data-governance controls under scrutiny at a time when regulators in Seoul are pressing financial firms to tighten cybersecurity. Investors will watch for Mirae Asset's follow-up disclosure on the scope of the breach, any regulatory inquiry or fines, and whether the firm offers remediation such as credit monitoring to affected clients.