Bithumb's 'Free Bitcoin' Error Triggers 17% Flash Drop in BTC

John NadaBy John Nada·Feb 14, 2026·4 min read
Bithumb's 'Free Bitcoin' Error Triggers 17% Flash Drop in BTC

Bithumb's operational error led to a 17% drop in Bitcoin, revealing critical vulnerabilities in crypto exchanges' processes and prompting regulatory scrutiny.

A significant operational failure at South Korea's Bithumb exchange led to a staggering 17% flash drop in Bitcoin's price. On February 6, Bithumb mistakenly credited users with Bitcoin instead of cash rewards, resulting in nearly 620,000 BTC being erroneously distributed among 695 customers. This rapid misallocation prompted a selloff that briefly impacted BTC's price on the exchange, plummeting it to around 81.1 million won before it rebounded.

The underlying issue stemmed from Bithumb's internal processes, which failed to incorporate sufficient operational controls. While cryptocurrency transactions can occur at internet speeds, the exchange's back-office systems appear to have been designed with slower processes in mind. This incident highlights a critical vulnerability within crypto exchanges: the lack of robust operational safeguards that are standard in traditional finance, such as multi-person approval and validation checks.

The stakes of this incident were enormous—Bithumb's operational mistake turned a routine promotional payout into a potential disaster worth approximately $44 billion. The error was rooted in a simple but significant mix-up: instead of distributing cash rewards of about 2,000 won per recipient, Bithumb’s internal system mistakenly credited affected users with at least 2,000 BTC each. Such a fundamental error underscores the need for exchanges to establish stringent operational frameworks that prioritize accuracy over speed.

Although Bithumb managed to recover 99.7% of the mistakenly credited Bitcoin, the episode reveals deeper implications for the crypto industry. It underscores the operational risks that exchanges face, especially as they become increasingly integrated with traditional financial systems. South Korea’s Financial Supervisory Service (FSS) utilized this event to advocate for stricter regulations, expressing concerns about 'ghost coins'—the fear that exchanges can create tradeable claims on assets they do not actually hold. Such lapses in operational integrity can potentially jeopardize trust in the entire system.

This incident serves as a stark reminder that for cryptocurrencies to gain broader acceptance among institutional players, exchanges must demonstrate that their operational frameworks can prevent chaos from minor human errors. The failure at Bithumb is not just a localized glitch; it represents a global lesson on the importance of operational controls in the crypto industry. The industry has spent years focusing on issues like custody, hacks, and code risk, but this episode highlighted a different, yet equally critical, weakness: the need for robust operational controls.

To fully understand the implications of this incident, it's essential to recognize that the failure was not with Bitcoin itself or the blockchain technology, but rather with Bithumb's internal process for creating credits within its own ledger. In traditional finance, payout systems are designed with multiple layers of workflow, including limits, multi-person approvals, and monitoring to catch errors before they affect clients. In contrast, the crypto sector often lacks these foundational checks.

Bithumb's operational failure exemplified how quickly a single missing guardrail can turn a marketing action into a live trading shock. The rapid crediting of 620,000 BTC created temporary claims on Bitcoin that were tradable within the exchange's system, resulting in a brief but significant price drop. The on-venue selloff caused Bitcoin's price to dip below $55,000 on Bithumb, while the aggregate global price remained well above $60,000. This discrepancy illustrates how operational vulnerabilities can lead to chaotic market conditions, ultimately affecting trust and stability across the crypto landscape.

The rapid response from Bithumb, which imposed trading restrictions within 35 minutes of detecting the error, indicates a proactive approach to crisis management. However, this timeframe also highlights a critical vulnerability: during those moments, the exchange effectively tested its own integrity under pressure. As the crypto landscape continues to mature, it becomes increasingly essential for exchanges to implement stringent protocols that can manage risk and prevent similar incidents from occurring in the future. The industry must learn from these operational missteps to foster a more secure and reliable trading environment that can withstand scrutiny from regulators and institutional investors alike.

Moreover, the incident raised important questions about the irreversibility of transactions in the crypto space. Once funds cross certain boundaries, such as withdrawals to private wallets or transfers to other exchanges, reversing the transaction becomes complex and often impossible. This reality underscores the importance of establishing operational safeguards that can prevent initial mistakes from escalating into larger issues that threaten the integrity of the market.

As Bithumb and other exchanges navigate the challenges of integrating with mainstream finance, operational risk must become a primary focus. Effective operational controls could be the key to bridging the gap between crypto and traditional financial systems, ensuring that such mistakes do not undermine the integrity of the market. By creating systems that prioritize accuracy and accountability, the crypto industry can work towards regaining trust and fostering a more stable trading environment for all participants.

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