NCH CORPORATION
bd_d721560b56e4d4d3 · schema v1 · pii pii-v1
Full breach record for NCH CORPORATION →4 incidents on fileNCH Corporation reported a data breach to the Indiana Attorney General. The breach occurred on 2025-08-09 and was reported on 2025-12-05. 124 Indiana residents were affected. 3,912 individuals affected in total.
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Incident timeline
Aug 9, 2025
Begins
Dec 5, 2025
Filed
Linked disclosures
Why this link?Ransomware claims (1)
- Leak Siteembargobd_1baf0331620d3d062026-03-09 · +95dVerified by operator
Regulatory filings (9) · sorted by filing gap
- Massachusetts State AGbd_42dfca2c52713f4a2025-12-05Verified
- Texas State AGbd_36bfa79ae2b695442025-12-09 · +4dVerified
- New Hampshire State AGbd_2a8be8acf60543c62026-05-01 · +147dVerified by operator
- Vermont State AGbd_4194fd4f05a95e972026-05-01 · +147dVerified by operator
Show 5 more filings ↓Show fewer ↑up to 151d gap
- Maine State AGbd_43ee4726090e90612026-05-01 · +147dVerified
- Indiana State AGbd_b1ef5142cadc51242026-05-01 · +147dVerified by operator
- Massachusetts State AGbd_df70bf7a043fe76e2026-05-01 · +147dVerified by operator
- Nebraska State AGbd_f4b9cb299ae5fa902026-05-01 · +147dVerified by operator
- Texas State AGbd_f1f602a50bc76d642026-05-05 · +151dVerified
Showing first 10 of 17 linked disclosures.
Filing propagation · 10 filings · 7 states
View merged incident ↗Pattern: first filing Dec 5 (MA), last May 5 (TX) — a 151-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?
Cascade drawn from the first 10 linked disclosures of 17 — the full spread may be wider.
Evidence ladder
Attacker assertion only. Establishes: claim date, group, alleged victim.
Unlocks: incident narrative, operational impact. Still no compliance clock.
Unlocks: discovery date, data types, affected count, compliance clock.
Unlocks: materiality, stated response, full audit trail. Ceiling removed.