StockDuty ← Dashboard Nov 06, 2026 04:18 PM ET
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Mercado Bitcoin Said Its Hack Was Contained, But Blockchain Data Tells a Different Story

Contradiction between exchange's containment claim and blockchain data signals undisclosed breach scope.

Context
What happened: Fresh forensic analysis traces a $48.6 million breach across 11 blockchains, finding thousands of customer deposit addresses drained hours after Mercado Bitcoin said it had contained the hack on Monday. Key numbers: $48.6 million; 11 blockchains; breach contained Monday per the exchange. Why it matters: The blockchain data contradicts the Brazilian exchange's claim that the breach was stopped, indicating customer deposit addresses were drained after its containment statement.
What changed
Fresh forensic analysis traces a $48.6 million breach across 11 blockchains, finding thousands of customer deposit addresses drained hours after Mercado Bitcoin said it had contained the hack on Monday.
Why it matters
The blockchain data contradicts the Brazilian exchange's claim that the breach was stopped, indicating customer deposit addresses were drained after its containment statement.
Sources
decrypt
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