thyssenkrupp Materials
Disclosed Jan 19, 20215 years ago10,462 affectedConfirmed
What is known
| People affected | 10,462 (as reported by the organization) |
|---|---|
| Disclosed | Jan 19, 2021 |
| Discovered | Dec 28, 2020 |
| Happened | Dec 28, 2020 |
| Attack | Ransomware |
| Data exposed | Not stated |
| Sector | Other · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| California Attorney General breach notice: thyssenkrupp Materialsoag.ca.gov · Official notice | Official notice |
| Washington Attorney General breach notice: thyssenkrupp Materialsatg.wa.gov · Official notice | Official notice |
| Indiana Attorney General 2021 data breach report: thyssenkrupp Materialsin.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| Indiana AGresidents of IN | Jan 19, 2021 | 527 |
| California AGresidents of CA | Jan 26, 2021 | |
| Washington AGresidents of WA | Jan 26, 2021 | 1,250 |
History of this record
- 2026-09-25 · records_basis: empty to organization · backfill source
- 2026-09-25 · records: empty to 10462 · backfill source
- 2026-09-25 · disclosed: 2021-01-26 to 2021-01-19 · backfill source
- 2026-09-25 · attack: unknown to ransomware · backfill source
- 2026-09-25 · discovered: empty to 2020-12-28 · backfill source
- 2026-09-25 · added · backfill source
First seen 2026-09-25 (California AG), confirmed by California AG. Record counts are as reported. Not legal advice.