Search incidents by company, country, industry, year and attack method. Review affected data, impact, verification status, company responses and sources.
Disclosed Oct 14, 2026. Arcadia phone/FAX mass-notification intrusion may have exposed name/address/phone-or-FAX for 171 registrants. Ichikawa email-info service is a different vendor and out of scope.
Disclosed Oct 14, 2026. RAIDEN intrusion may have exposed 5,622 citizen Bosai Hotto Mail registrations (5,514 email / 108 phone-FAX) and 463 staff records. Subsets not summed.
Possible data leak: Disclosed Oct 14, 2026. Chiba safety-mail 61,319; staff assembly 10,606; phone/FAX emergency 2,012; water-level mail 1,810. Subsets not summed. Actual exfiltration/misuse not confirmed.
Disclosed Oct 14, 2026. Arcadia SpeeCAN RAIDEN intrusion may have exposed 5,001 registrant name/email records.
Disclosed Oct 14, 2026 (PDF body read). Possible exposure of phone/FAX/delivery-reason for 1,038 evacuation-notification registrants (vendor notice Oct 13).
Disclosed Oct 14, 2026. Arcadia-provided disaster-info mail may have exposed registered emails. Name/address etc. not registered. No headcount.
Disclosed Oct 14, 2026. Arcadia-operated Tsurugi information mail may have exposed personal data. No headcount.
Disclosed Oct 14, 2026. SpeeCAN RAIDEN-based Toyokawa Anshin Mail may have exposed 36,328 registrations (32,576 residents / 3,752 staff). Published total stored.
Disclosed Oct 14, 2026. Possible exposure of 720 registration-mail, 940 staff-assembly and 37 NET119 records. Subsets not summed. Services restored.
Disclosed Oct 14, 2026. Hatsukaichi safety-mail (Arcadia SpeeCAN RAIDEN) intrusion may have exposed emails and related registrant data. No headcount.
Disclosed Oct 14, 2026. Arcadia intrusion may have exposed 886 citizen evacuation-delivery records (name/address/phone/FAX/email) and 7,064 staff-call records (name/phone/email). Subsets not summed.
Disclosed Oct 14, 2026. Elderly-watch network mail vendor intrusion may have exposed 408 cooperators (email/sex), 62 partner businesses (name/email/phone/FAX), and 8 people named in saved message bodies. Arcadia/SpeeCAN cascade. Subsets not summed.
Disclosed Oct 14, 2026. SpeeCAN RAIDEN (Arcadia) disaster mass-notification intrusion (detected Oct 11) may have exposed registrant data. No exact headcount in the notice body.
Disclosed Oct 14, 2026. Chuo safety-mail 7,315 and staff-assembly mail 2,690 etc. may have leaked. Subsets not summed.
Disclosed Oct 14, 2026. RAIDEN intrusion may have exposed about 12,000 Shunan disaster-mail emails and about 1,000 staff-assembly records. “About” → blank.
Disclosed Oct 14, 2026. SpeeCAN RAIDEN (reported Oct 13) may have exposed child-development-center emergency mail (280) and disability day-service emergency mail (174) among others (name/email). Subsets not summed.
Disclosed Oct 13–14, 2026. SpeeCAN RAIDEN intrusion may have exposed Kashiwa mail-delivery registrant data. Service-level counts (~18,000 / 3,422 etc.) not summed. Delivery resumed as of Oct 15.
Disclosed Oct 14, 2026. SpeeCAN RAIDEN (Arcadia) admin/disaster-mail intrusion may have exposed emails and related registrant data. No headcount.
Disclosed Oct 14, 2026 (PDF body read). SpeeCAN RAIDEN for responders (pref/muni/fire staff) stopped. About 700 registrations (name/phone/email etc.) may have leaked. No general-public data held.
Disclosed Oct 14, 2026. Arcadia intrusion may have exposed NET119 29 registrants plus 25 related parties (name/address/sex/DOB/email/phone/FAX etc.) and 315 fire-call records on a retired system (name/email/phone). Subsets not summed.