Conduent Business Services
Disclosed Oct 8, 202511 months ago62,486,662 affectedConfirmed
What is known
| People affected | 62,486,662 (as reported by the organization) |
|---|---|
| Disclosed | Oct 8, 2025 |
| Discovered | Jan 13, 2025 |
| Happened | Jan 13, 2025 |
| Attack | Ransomware |
| Data exposed | Names, Health, Social Security numbers, Insurance, Payment cards, Financial, Dates of birth, Addresses |
| Sector | Healthcare · US |
| Status | Confirmed |
Sources
Notices filed
| Where | Filed | People |
|---|---|---|
| California AGresidents of CA | Oct 8, 2025 | |
| HHS OCRtotal | Oct 8, 2025 | 62,224,658 |
| California AGresidents of CA | Oct 24, 2025 | |
| Washington AGresidents of WA | Oct 24, 2025 | 786,927 |
| Delaware DOJresidents of DE | Oct 24, 2025 | 3,652 |
| Oregon DOJresidents of OR | Oct 24, 2025 | 10,515,849 |
| Vermont AGresidents of VT | Oct 24, 2025 | |
| Indiana AGresidents of IN | Oct 24, 2025 | 5,892 |
| California AGresidents of CA | Oct 31, 2025 | |
| California AGresidents of CA | Nov 19, 2025 | |
| California AGresidents of CA | Dec 18, 2025 | |
| California AGresidents of CA | Jan 2 | |
| Vermont AGresidents of VT | Jan 2 | |
| California AGresidents of CA | Jan 30 | |
| Vermont AGresidents of VT | Feb 2 | |
| California AGresidents of CA | Mar 24 | |
| Vermont AGresidents of VT | Mar 24 | |
| California AGresidents of CA | Apr 27 | |
| Texas AGresidents of TX | May 20 | 12,784,367 |
History of this record
- 2026-09-25 · source: empty to https://www.in.gov/attorneygeneral/consumer-protection-division/id-theft-prevention/files/DB-Year-to-Date-Report-2025.pdf · backfill source
- 2026-09-25 · source: empty to https://ago.vermont.gov/document/2025-10-24-conduent-business-services-data-breach-notice-consumers · backfill source
- 2026-09-25 · source: empty to https://ago.vermont.gov/document/2026-01-02-conduent-business-services-data-breach-notice-consumers · backfill source
- 2026-09-25 · source: empty to https://ago.vermont.gov/document/2026-02-02-conduent-business-services-data-breach-notice-consumers · backfill source
- 2026-09-25 · source: empty to https://ago.vermont.gov/document/2026-03-24-conduent-business-services-llc-data-breach-notice-consumers · backfill source
- 2026-09-25 · data_types: ["names","health"] to ["names","health","ssn","insurance","payment-card","financial","dob","addresses"] · backfill source
- 2026-09-25 · records_basis: hhs to organization · backfill source
- 2026-09-25 · records: 62224658 to 62486662 · backfill source
- 2026-09-25 · sector: other to health · backfill source
- 2026-09-25 · data_types: ["names"] to ["names","health"] · backfill source
- 2026-09-25 · records_basis: organization to hhs · backfill source
- 2026-09-25 · records: 59 to 62224658 · backfill source
- 2026-09-25 · data_types: [] to ["names"] · backfill source
- 2026-09-25 · records_basis: empty to organization · backfill source
- 2026-09-25 · records: empty to 59 · backfill source
- 2026-09-25 · attack: unknown to ransomware · backfill source
- 2026-09-25 · discovered: empty to 2025-01-13 · backfill source
- 2026-09-25 · disclosed: 2025-10-24 to 2025-10-08 · backfill source
- 2026-09-25 · disclosed: 2025-10-31 to 2025-10-24 · backfill source
- 2026-09-25 · disclosed: 2025-11-19 to 2025-10-31 · backfill source
- 2026-09-25 · disclosed: 2025-12-18 to 2025-11-19 · backfill source
- 2026-09-25 · disclosed: 2026-01-02 to 2025-12-18 · backfill source
- 2026-09-25 · disclosed: 2026-01-30 to 2026-01-02 · backfill source
- 2026-09-25 · disclosed: 2026-03-24 to 2026-01-30 · backfill source
- 2026-09-25 · disclosed: 2026-04-27 to 2026-03-24 · 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.