JR East Says Up to 6.09 Million Personal Records May Have Been Exposed

JR East announced on October 9 that approximately 6.09 million personal records, including email addresses, may have been exposed in its Viewcard and other services. The breach occurred after illegal access was detected in cloud services provided by IDC Frontier, a SoftBank subsidiary based in Tokyo. JR East confirmed that names, addresses, and bank card numbers were not compromised.