CryptoMedium•28 October 2026•
1 min read
Bithumb Crypto Exchange Reports Internal System Breach and Data Leak
Key Facts
1Bithumb experienced a security breach targeting its internal mobile groupware system.
2The company stated that the internal work system is separated from the trading system, ensuring customer assets remain safe.
3The incident was reported to the Korea Internet & Security Agency and the Personal Information Protection Commission on October 27.
Bithumb experienced a security breach targeting its internal mobile groupware system, potentially leading to the leak of personal data. Chosun Ilbo reported that the incident was disclosed to the Korea Internet & Security Agency and the Personal Information Protection Commission on October 27, 2026.
The company stated that its internal work system is entirely separated from the trading system, ensuring that customer digital assets remain secure and unaffected. This breach follows recent economic data from South Korea, where the GDP growth rate was reported at 3.4% year-on-year on October 26, 2026.