A Major Transfer Error Caused by System Vulnerability
South Korea's Bithumb recently admitted that a critical flaw in its internal system led to a massive transfer error worth up to $40 billion.
During a promotional event, the platform mistakenly distributed 620,000 Bitcoin instead of 620,000 Korean Won (approximately $426), causing a sharp drop in Bitcoin prices by 17%.
Technical Defects Disrupted Asset Balance
Lee Jae-won, CEO of Bithumb, explained that the volume of the erroneous transfer was 15 times the total amount of Bitcoin held by the exchange. The main issue stemmed from a delay of about 24 hours in the transaction processing system, which prevented real-time updates of asset balances.
He also noted that the risk control mechanism designed to verify transaction amounts against actual holdings failed, and the funds were not moved to a segregated account for added security.
Regulatory Intervention and Post-Incident Actions
Regulatory authorities confirmed that while most of the mistakenly released Bitcoin has been recovered, 1,786 Bitcoin were sold by users before the accounts were frozen.
- The scale of the error far exceeded the exchange's actual reserves
- Transaction delays caused risk controls to fail
- Cryptocurrency markets experienced significant volatility
- Most assets were recovered, but some were lost
This incident serves as a stark reminder to cryptocurrency exchanges about the critical importance of robust technical infrastructure and risk management protocols.