Brazil’s Mercado Bitcoin reports security incident, freezes withdrawals

Brazil’s Mercado Bitcoin halts withdrawals after $40 million drained across 10 chains

Brazil’s Mercado Bitcoin reports security incident, freezes withdrawals

Brazilian cryptocurrency exchange Mercado Bitcoin has temporarily suspended deposits and withdrawals after identifying a security incident in one of its systems on November 2. In an official statement, the exchange said it detected the incident early Monday morning and quickly…

Mercado Bitcoin Suspends Deposits and Withdrawals After $40M Multi-Chain Drain

TL;DR Mercado Bitcoin suspended deposits and withdrawals after wallets across at least 10 blockchains were drained, with researchers estimating losses above $40 million. The transfers used ordinary blockchain transactions rather than a smart contract exploit, while investigators have not established how the attacker obtained signing access. Tether froze $4.5 million in linked USDT. Mercado Bitcoin ...

6.7 Million Stellar (XLM) Stolen in Massive $40 Million Mercado Bitcoin Breach

Brazil's biggest crypto exchange Mercado Bitcoin discloses the specific on-chain address holding 6.7 million stolen Stellar (XLM) after a $40 million hack.

Mercado Bitcoin Halts Withdrawals After $40 Million+ Hack

Brazil’s largest cryptocurrency exchange kept deposits and withdrawals suspended on Monday after a security incident in one of its systems. The shutdown left customers unable to send funds into or out of the platform while the company worked to restore operations. Mercado Bitcoin said in a statement posted to X that it had identified and contained the incident. The company said customers suffered no losses and that no data had leaked. It describ…