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Company Data Breaches and Security Incidents

Search incidents by company, country, industry, year and attack method. Review affected data, impact, verification status, company responses and sources.

1169 results
CardsTable
Title / subjectOrganizationsVerificationReported impactDisclosed
Rikkyo University: compromised student/alumni Google accounts may have exposed mailbox personal data立教大学InvestigatingUnknown2026-09-08
Science Tokyo: possible personal-data leak after infrastructure intrusion affecting students and staff東京科学大学InvestigatingUnknown2026-09-07
Bimbo Bakeries USA: files taken via Oracle EBS zero-dayBimbo Bakeries USAConfirmedUnknown2026-09-04
King Jim: Shopserve intrusion leaked legacy EC customers’ personal dataキングジムConfirmedUnknown2026-09-04
Osaka High Court: Teams mis-invite of about 6,000 accounts exposed usernames and emails to each other大阪高等裁判所ConfirmedUnknown2026-09-04
Elixir Medical reports possible exposure of HR dataElixir MedicalInvestigatingUnknown2026-09-04
Chikyosai: RIZAP generative-AI misuse may have exposed 726 members’ data地方職員共済組合Investigating726 People2026-09-04
Dokenpo: RIZAP generative-AI misuse may have exposed 1,167 members’ data全国土木建築国民健康保険組合Investigating1,167 People2026-09-03
Brazil’s ANCINE discloses exposure of legacy static databaseANCINEConfirmedUnknown2026-09-03
RIZAP: mistaken upload of health-guidance data to a consumer generative-AI service may have exposed personal and sensitive health dataRIZAPInvestigatingUnknown2026-09-03
Seibu Railway: misconfiguration on “52 Seats of Bliss” booking site left reservation data externally readable西武鉄道ConfirmedUnknown2026-09-02
HumanEdge reports possible file access or acquisitionHumanEdgeInvestigatingUnknown2026-09-02
Fiesta Insurance: personal data may have been accessed in AWS incidentFiesta InsuranceInvestigatingUnknown2026-09-02
IHI Group kenpo: RIZAP generative-AI misuse may have exposed 210 members’ dataIHIグループ健康保険組合Investigating210 People2026-09-02
Chiba Pref.: biodiversity-center site intrusion may have exposed survey-member personal data千葉県InvestigatingUnknown2026-09-01
Mitsui Fudosan: credential misuse on used systems may have exposed staff and external-contact data三井不動産InvestigatingUnknown2026-09-01
TRUNK: staff mailbox intrusion leaked 424 people’s personal dataTRUNKConfirmed424 Records2026-09-01
Kwansei Gakuin University: adjunct-used external SNS hyocom left 1,448 students’ data viewable関西学院大学Confirmed1,448 People2026-09-01
DeMera DeMera Cameron: files may have been downloadedDeMera DeMera CameronInvestigatingUnknown2026-09-01
Ando Hazama: employee tricked by fake police sent about 5,000 business-card records安藤ハザマConfirmedUnknown2026-08-31