Brazil's Largest Exchange Mercado Bitcoin Halts Withdrawals After $40 Million Hack
AI summary
Brazil's largest crypto exchange suspended deposits and withdrawals following a security breach. Tether has frozen over 4.5 million USDT connected to the incident.
Why selected · Evaluation
AI rationale
警惕风险，注意中心化交易所安全敞口
Dimensions: AI value rating (grounded in investor knowledge bases), category, freshness (≤36h preferred), bilingual completeness, source authority. Items rated High or Medium enter the daily briefing pool — top 5 each for Economy and Crypto.
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