Highmark Blue Cross Blue Shield
Disclosed Jan 8, 20242 years agoConfirmed
What is known
| People affected | Not stated in the sources we have |
|---|---|
| Disclosed | Jan 8, 2024 |
| Discovered | Oct 27, 2023 |
| Happened | May 30, 2023 |
| Attack | Hacking |
| Data exposed | Not stated |
| Sector | Finance · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| Washington Attorney General breach notice: Highmark Blue Cross Blue Shieldatg.wa.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| Washington AGresidents of WA | Jan 8, 2024 | 504 |
History of this record
- 2026-09-25 · added · backfill source
First seen 2026-09-25 (Washington AG), confirmed by Washington AG. Record counts are as reported. Not legal advice.