Mercado Bitcoin pauses withdrawals after security incident
BROBROK News · Based on reporting by Decrypt ·
Mercado Bitcoin suspended deposits and withdrawals after detecting a security incident in one of its systems. The exchange said no customer funds were lost and no data was leaked, while a security firm estimated more than $40 million in suspicious transfers.
Key points
- Brazil's largest exchange halted deposits and withdrawals as a precaution.
- Mercado Bitcoin said it quickly contained the incident.
- Hypernative flagged suspicious transfers across at least 10 blockchains.
- Tether said it froze more than 4.5 million USDT connected to the incident.
- The exchange has not confirmed the reported loss figure or the attack method.
Why it matters
The incident affects Brazil's biggest crypto exchange and shows how operational disruptions can follow a security breach even before losses are confirmed. It also highlights how stablecoin issuers can help restrict movement of funds tied to attacks.
Original headline: “Brazil's Largest Exchange Mercado Bitcoin Halts Withdrawals After $40 Million Hack”
Summary and analysis written by BROBROK News from the original report. Read the full story on the source website. Not investment advice.