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Bithumb’s Bitcoin Blunder: A $44 Billion Slip‑Up

South KoreaSunday, February 8, 2026
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A catastrophic system glitch sent out over 620,000 BTC—far more than the intended $1.40 cash bonuses—and nearly wiped out a crypto exchange’s reputation in minutes.


The Mistake

  • Intended reward: Small cash bonuses (~$1.40) per user.
  • Actual outcome: At least 2,000 BTC (~$44 B) per winner.
  • Immediate market impact: Sharp sell‑off; Bitcoin prices on Bithumb dipped briefly before rebounding.

Rapid Response

  • 35 minutes after discovery
  • Trading and withdrawals halted for 695 affected customers.
  • Recovery effort
  • Recovered ~99.7 % of mistakenly sent coins (~$44 B).

Security Clarification

  • No external hacking or breach.
  • Asset‑management systems remain secure.

Regulatory Reaction

  • Financial Services Commission (FSC) and other regulators are scrutinizing:
  • Bithumb’s internal controls.
  • Potential weaknesses across other exchanges.

Industry Implications

  • Potential outcome: Tighter oversight and stricter rules for digital‑asset platforms.
  • Pressure on Bithumb: Strengthen safeguards to avoid costly mistakes and regain trust.

Takeaway

Even a minor technical glitch can trigger massive financial fallout. Robust internal controls, clear communication, and vigilant regulatory monitoring are essential to maintain confidence in cryptocurrency exchanges.

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