Risk of Brand Damage from Personal-Information Leaks and Misuse
First written in FY2018. 1 of 5 entries say "Restated". Latest entry: 2026-10-23.
Mos Food Services moved to the "Worse" side of this theme in 2026, the same year as the typical company in this theme.
The whole theme swung hardest in 2025: 7 of 60 companies on the "Worse" side.
7 other companies' latest entry also says "Materialised".
- 2026-10-23MaterialisedOccurring Fact
「外部プログラムを用いた不正アクセスにより、一部のモスカード番号、PIN番号、残高情報の流出が確認されました。」
従来認識されていた情報セキュリティリスクについて、委託先システムへの不正アクセスにより、モスカード情報の流出が実際に発生した。流出件数は113万3,070件で、再発防止策として委託先の管理体制強化、認証・アクセス権限の堅牢化、監視・予兆検知体制の強化を示している。 - FY2025MitigatedAnnual report
「Employee education and training includes information security e-learning twice a year and simulated emails for targeted attack training. The company is also implementing a range of measures, including stronger access controls, unauthorized access prevention, malware protection, vulnerability management, backup systems, and incident response.」
Specific measures were established to address information security risks, including the leakage of personal and confidential information, such as training twice a year, targeted attack simulations, access controls, malware and vulnerability protection, and backups. - FY2022WorsenedAnnual report
「The leakage of personal or confidential information due to unforeseen incidents or accidents, disruption or failure of food supplies to stores caused by information system outages, reputational damage, and other risks」
The former risk of personal information leakage has been reorganized and expanded into an information security risk encompassing the leakage of confidential information, disruptions to store supplies due to information system outages, and reputational damage. - FY2019RestatedAnnual report
「If this information is leaked outside the company or misused, it could damage the brand image and undermine public trust.」
The risk of brand damage from the leakage or misuse of personal information continues to be identified. - FY2018First statedAnnual report
「If this information is leaked outside the company or misused, it could damage the brand image and undermine public trust.」
The leakage or misuse of customer personal information held at headquarters and stores, resulting in damage to the brand image and loss of trust, is identified as a risk.