Controversies
Controversies tied to this brand in public sources. A listing is not a finding of fault.
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2026
Crédit Mutuel Arkéa confirms cyberattack
Issue disclosure
Crédit Mutuel Arkéa said it contained a cyberattack and was restoring services. It said the value involved was still being assessed and that customer assets were not affected. ZachXBT alleged that more than $133 million was stolen, but that estimate remained unconfirmed.
Company response
Remediation — Crédit Mutuel Arkéa
The bank said it paused some transactions to give teams time to review systems and strengthen protections.
Ongoing disclosure — Crédit Mutuel Arkéa
Arkéa said it would share further information when its review supports an update.
Source excerpt
The French cooperative banking group said in a Nov. 4 statement that it had notified authorities and supervisory bodies after discovering the incident.
The agency said it could not independently verify the scale of the reported theft.