July 17, 2024
Tokyo Gas Co., Ltd.
Tokyo Gas Engineering Solutions Co., Ltd.
Due to unauthorized access to the network of Tokyo Gas Engineering Solutions Co., Ltd. (hereinafter referred to as “TGES”), a subsidiary of Tokyo Gas Co., Ltd. (hereafter referred to as “Tokyo Gas”), the information on TGES servers and servers was stored in the corporate business area of Tokyo Gas It became known on July 9, 2024 that information regarding customers, etc. to be leaked.
We have reported to the Personal Information Protection Commission a possible leak of information to the outside world, and we are conducting an investigation in cooperation with specialized external organizations, including the Tokyo Metropolitan Police Department and the Agency for Heads of Information Technology (IPA). so far there is no trace of confirmation. Furthermore, at this time, there was no confirmation that the information had been misused.
In addition, we will promptly disconnect the external route to the illegally accessed TGES network, and take steps to prevent further access from the outside.
We apologize for the inconvenience and concern we have caused many people. Going forward, we will investigate the cause of the incident with the cooperation of specialized external organizations, and we will work to prevent a recurrence by building a strict security system.
1. Potentially leaked personal information
(Reference: Main products and services provided by TGES)
“Municipal gas and electricity,” “on-site energy services,” “district heating and cooling,” “order engineering (LNG terminals, renewable energy power generation, etc.), “infrastructure information management systems,” etc. customers, etc.
2. Future measures
- Regarding corporations, etc. with whom we have done business so far (“corporate city gas, electricity, services” customers provided by Tokyo Gas or TGES, etc.), we will continue to investigate and understand the situation and respond appropriately.
- For general consumers who receive information necessary for their business from a business outsourcing company, we will respond after consulting with the business outsourcing company.
- If any leakage or unauthorized use of information is confirmed in the future, we will contact you individually.
If you have any queries regarding this matter, please contact us using the contact information below.
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