Mercado Bitcoin Restores Account Access Following Multi-Million Dollar Hack

Brazilian crypto platform Mercado Bitcoin has begun restoring read-only account access in phases following a security breach that resulted in an estimated loss of $49 million. Customers seeking to check their holdings on mercado bitcoin can now view balances as they appeared on November 2, the date the incident occurred. A representative for the digital asset exchange stated that account visibility was rolled out gradually starting Monday evening. Company leadership noted that a conservative reactivation strategy was chosen to guarantee maximum platform protection while investigations continue. Blockchain security experts previously highlighted that the unauthorized actors managed to drain funds through standard transfers instead of smart contracts. ## Reassurance and Security Measures In an official video announcement, company executives explained that the phased rollout aims to demonstrate that user assets remain securely recorded within the system. The platform previously committed to utilizing internal financial reserves—boosted by a recent investment from stablecoin issuer Tether—to cover all customer losses. Furthermore, law enforcement and the exchange successfully froze a portion of the stolen funds shortly after the attack was detected. Before users can transfer assets off the platform, they will be required to verify their registration information. The company intends to re-enable withdrawals exclusively through Brazil's Pix payment system, restricting transfers to accounts registered under the exact same name as the platform profile. Officials have not yet provided a definitive timeline for when withdrawals will officially resume for account holders. > Mercado Bitcoin is using its own funds to replace stolen assets while keeping withdrawals temporarily paused. ## Why it matters This phased reopening directly impacts millions of digital asset holders in Brazil, providing them with visibility over their pre-incident balances after a major platform security breach. While users cannot yet move their funds, the approach highlights how major digital asset platforms handle recovery phases following cyber incidents, aiming to restore user trust before resuming full transactional capabilities.