OneBlood
Disclosed Jul 31, 20242 years ago167,400 affectedConfirmed
Ransomware attack disrupts OneBlood blood bank serving Southeast US hospitals
OneBlood, a nonprofit blood center supplying hundreds of hospitals in the southeastern US, said a ransomware attack impacted its software system and forced manual processes, prompting hospitals to activate critical blood shortage protocols.
What is known
| People affected | 167,400 (as reported by the organization) |
|---|---|
| Disclosed | Jul 31, 2024 |
| Discovered | Dec 23, 2024 |
| Happened | Jul 14, 2024 |
| Attack | Ransomware |
| Data exposed | Other |
| Sector | Healthcare · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| Oregon DOJ breach notice: OneBloodjustice.oregon.gov · Official notice | Official notice |
| A ransomware attack disrupted operations at OneBlood blood banksecurityaffairs.com · News | News |
| Indiana Attorney General 2025 data breach report: OneBloodin.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| Researchtotal | Jul 31, 2024 | |
| Oregon DOJresidents of OR | Jan 9, 2025 | 167,400 |
| Indiana AGresidents of IN | Jan 9, 2025 | 942 |
History of this record
- 2026-09-25 · records_basis: empty to organization · backfill source
- 2026-09-25 · records: empty to 167400 · backfill source
- 2026-09-25 · sector: other to health · seed source
- 2026-09-25 · attack: unknown to ransomware · seed source
- 2026-09-25 · data_types: [] to ["other"] · seed source
- 2026-09-25 · disclosed: 2025-01-09 to 2024-07-31 · seed source
- 2026-09-25 · summary: empty to OneBlood, a nonprofit blood center supplying hundreds of hospitals in the southeastern US, said a ransomware attack impacted its software system and forced manual processes, prompting hospitals to activate critical blood shortage protocols. · seed source
- 2026-09-25 · title: empty to Ransomware attack disrupts OneBlood blood bank serving Southeast US hospitals · seed source
- 2026-09-25 · added · backfill source
First seen 2026-09-25 (Oregon DOJ), confirmed by Oregon DOJ. Record counts are as reported. Not legal advice.