Crypto.news reports that Brazilian exchange Mercado Bitcoin has halted deposits and withdrawals following a security incident detected on November 2. The exchange identified the issue early Monday morning and is investigating the situation. No details on the nature of the incident have been disclosed yet.

AI-assisted source briefing. Based on the crypto.news report; not independently verified.

Source published: Mon, 02 Nov 2026 14:15:15 +0000