Cyber ·
French bank confirms cyberattack with estimated loss of US$ 133 million
Crédit Mutuel Arkéa confirmed that attackers made transfers using one of the bank's own accounts after compromising an unidentified supplier. The estimated loss is US$ 133 million.
According to the report published by The Record on 4 November 2026, the French bank Crédit Mutuel Arkéa confirmed a cyberattack. In a statement, the institution said the attackers managed to make transfers through one of its own accounts. The access reportedly began with the compromise of a supplier, which was not identified. The estimated loss is US$ 133 million. The available text is an automatic translation of a feed item, so technical details are not described in the source.
For Brazilian readers, the case shows that third parties and suppliers can be the entry point for high-value fraud, even when internal accounts are the final target. It is worth checking which access your suppliers hold, reviewing accounts with transfer authority, and requiring strong authentication and dual approval. Consult the original report at The Record and the bank's official statements before drawing conclusions about causes or responsibility, since the source does not confirm the method used.
Original source: Banco francês confirma ataque cibernético com prejuízo estimado em US$ 133 milhões