Eisner Advisory Group
Disclosed Apr 8, 20251 year ago84,795 affectedConfirmed
What is known
| People affected | 84,795 (as reported by the organization) |
|---|---|
| Disclosed | Apr 8, 2025 |
| Discovered | Sep 9, 2023 |
| Happened | Sep 4, 2023 |
| Attack | Ransomware |
| Data exposed | Not stated |
| Sector | Finance · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| California Attorney General breach notice: Eisner Advisory Groupoag.ca.gov · Official notice | Official notice |
| Washington Attorney General breach notice: Eisner Advisory Groupatg.wa.gov · Official notice | Official notice |
| Oregon DOJ breach notice: Eisner Advisory Groupjustice.oregon.gov · Official notice | Official notice |
| Vermont Attorney General: 2025-04-08 Eisner Advisory Group Data Breach Notice to Consumersago.vermont.gov · Official notice | Official notice |
| Indiana Attorney General 2025 data breach report: Eisner Advisory Groupin.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| California AGresidents of CA | Apr 8, 2025 | |
| Washington AGresidents of WA | Apr 8, 2025 | 2,121 |
| Oregon DOJresidents of OR | Apr 8, 2025 | 84,795 |
| Vermont AGresidents of VT | Apr 8, 2025 | |
| Indiana AGresidents of IN | Apr 8, 2025 | 626 |
History of this record
- 2026-09-25 · records_basis: empty to organization · backfill source
- 2026-09-25 · records: empty to 84795 · backfill source
- 2026-09-25 · source: empty to https://ago.vermont.gov/document/2025-04-08-eisner-advisory-group-data-breach-notice-consumers · backfill source
- 2026-09-25 · attack: unknown to ransomware · backfill source
- 2026-09-25 · discovered: empty to 2023-09-09 · 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.