The Canada Brief

Economy · 14 h ago

Bitcoin coin on a dark background

Brazil's Mercado Bitcoin halts withdrawals after a suspected US$40-million hack

Brazil's largest crypto exchange suspended deposits and withdrawals on Nov 2 after a security incident. It says no customer lost money and no data leaked.

What we know

  • Deposits and withdrawals are suspended
  • Tether froze over 4.5 million USDT

Not yet

  • How the attackers got in
  • Whether the US$40M figure is right
  • When services will resume

Security firm Hypernative flagged more than US$40 million in suspicious transfers across at least 10 blockchains. The exchange has not confirmed that figure.