Hackers target Mercado Bitcoin in $46 million security incident

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Mercado Bitcoin, Brazil’s largest cryptocurrency exchange, suffered a security breach involving approximately $46.3 million in assets, according to Arkham data.

The platform detected the incident early on Monday and suspended deposits and withdrawals while investigating. It said it had contained the breach and was working with authorities to track the stolen funds.

The exchange said customer accounts and personal data were not affected. It also shared the destination wallet addresses to help blockchain security firms monitor the transactions. Tether has frozen more than 4.5 million USDT linked to the incident, according to CEO Paolo Ardoino.