Bithumb among three South Korean financial firms reporting data breaches
South Korean financial firms Bithumb, Daishin Securities, and Mirae Asset Global Investments disclosed data breaches on October 28, 2026. Bithumb reported a compromise of its internal mobile system, stating crypto holdings were unaffected, while Daishin Securities confirmed unauthorized access affecting approximately 38,490 customers, exposing personal data. Mirae Asset reported a hacking incident with minimal risk to customer data.