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Mercado Bitcoin hack continued hours after exchange said attack was contained, report finds
Nov 5, 10:44 AM·
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Summary

A report found that the Mercado Bitcoin hack continued for hours after the exchange said the attack was contained, with the same attacker taking about $391,000, mostly from wallets Bitquery ties to BitMart. BitMart’s founder confirmed a Nov. 2 hack and suspects a link between the incidents. The disclosure raises questions about the exchanges’ incident response, with BTCUSD in focus.

Report: Mercado Bitcoin Hack Continued Hours After Exchange Said Attack Was Contained

A report has found that the Mercado Bitcoin hack continued for hours after the exchange said the attack was contained, according to CoinDesk.

The same attacker took about $391,000, mostly from wallets that Bitquery ties to BitMart, the report found.

BitMart Founder Confirms Nov. 2 Hack

BitMart’s founder confirmed a Nov. 2 hack and suspects a link between the two incidents.

Incident Response Questions

The disclosure raises questions about the exchanges’ incident response. BTCUSD is in focus.

The report was published on Nov. 5, 2026.