Bithumb Confirms Data Breach as Cyberattacks Sweep South Korea’s Financial Sector

Bithumb, South Korea’s second-largest cryptocurrency exchange, confirmed on October 28 that an outside party breached its internal mobile groupware system and leaked personal data, according to The Korea Herald’s reporting on the incident. The intrusion arrived inside a wider wave of cyberattacks that has swept across the country’s financial industry in recent weeks, from brokerages and asset managers to insurers and commercial banks. The tension at the center of the story is the gap between what was breached and what was actually at risk.