Fuites de données et incidents de sécurité des entreprises
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After self-checks prompted by other cities’ masking failures, 57 files made with print-menu PDF conversion still allowed masked text to be viewed via certain operations; disclosed July 3, 2026. Files recovered/destroyed; no secondary use found.
Possible data leak: Noticed June 30, 2026; site stopped July 1; first notice July 2 (then stated no personal data held). On July 23 inquiry-form data was found stored; second notice July 24. Final report confirmed vulnerability abuse but no view/exfil traces. Separate from the ApplyNow incident.
Unauthorised activity was found on April 16, 2026; a person accessed and downloaded some TriWest information, which may have included names, DoD benefits numbers, ZIP codes and authorisation request types.
Unauthorized login to an employee mailbox/cloud on June 17, 2026; noticed via suspicious mail on June 24; first notice July 1. Second notice attributes it to phishing impersonating a business partner.
Unauthorized access to the EC site confirmed June 22, 2026; first notice July 1. Second notice confirmed vulnerability abuse and exfiltration of customer data.
Possible data leak: Tabiq’s Amazon S3 bucket holding selfie/signature/passport images was publicly reachable. Press coverage began May 15, 2026; the company’s count-bearing formal notice is dated June 30. disclosedOn uses the formal official notice date; the earlier press piece is attached as a source.
After Delightful Meruhaikun intrusion on June 16, 2026, FLOW disclosed possible exposure of 1,593 LyuVie mailer name/email rows. Address, phone and cards were not stored in that system. Vendor root to be linked later.
Intrusion into Aflac Yorisou Net and related systems leaked customer/agency data; first notice June 30, 2026. Second notice corrected earliest access to June 10 and restated customers as “about 4.4 million”.
A junior-high teacher kept student personal data on a personal SD card and lost it on June 13, 2026; the city disclosed June 29. Scope is 904 students (some alumni FY2014–2025 and some current Year-3).
NAS encryption noticed June 2, 2026 and isolated. Possible exposure of event-participant character contacts (name, org, phone, email, address) disclosed June 29. No confirmed exfiltration or secondary harm yet.
Possible data leak: A volunteer/officials QR page was found searchable externally on June 22, 2026 and removed the same day; disclosed June 26. Viewable from May 1, 2024 through June 22, 2026.
On June 24, 2026 an Ishinomaki HS teacher mis-posted graded Math II exams for 182 Year-2 students to the school groupware; removed same day; prefecture disclosed June 26. No SNS secondary leak confirmed.
On June 17, 2026 a teacher ran remote-access malware after a support scam. No illicit operations were found on the school admin system, but local files with some student names, class, grades and guidance notes may have been exposed; disclosed June 25.
Possible data leak: After Meruhaikun intrusion on June 16, 2026 affecting training mailers, ELEC disclosed June 25. Count/fields still under investigation. Address, phone and payment data not stored in that system. Vendor root to be linked later.
On June 16, 2026 staff emailed a citywide farmland-management file (filterable to all farmers) to one farm corporation instead of that corporation’s subset; noticed June 19, disclosed June 25. Deletion confirmed; no misuse found.