Mercado Bitcoin
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Brazil's largest crypto exchange confirms cyberattack as over $46 million leaves platform
Mercado Bitcoin, Brazil's largest crypto exchange, has confirmed a cyberattack. Blockchain security firms report that more than $46 million has left the platform. The article gives no further technical detail on the intrusion or the cause.
Mercado Bitcoin pauses deposits and withdrawals after $46M hack
Brazilian crypto exchange Mercado Bitcoin suspended deposits and withdrawals following a security breach, which reports describe as a $46M hack. The company says customer funds and data are safe, but stolen funds are reportedly still moving through wallets linked to the attack.
Mercado Bitcoin suspends deposits and withdrawals after security incident
Mercado Bitcoin suspended deposits and withdrawals on 2 November 2026 after detecting an incident in one of its systems, and says it contained it quickly. Hypernative flagged more than $40 million in suspicious transfers across at least 10 blockchains, based on researcher estimates the exchange has not verified. The exchange has not announced a reopening time or disclosed the affected system.