Colonial Pipeline
Disclosed May 7, 20215 years ago5,810 affectedConfirmed
DarkSide ransomware forces shutdown of largest US fuel pipeline
A DarkSide ransomware attack on Colonial Pipeline's systems led the company to halt pipeline operations in May 2021; it paid a ransom on May 8, and the US Justice Department later seized 63.7 bitcoins, about $2.3 million, of that payment.
What is known
| People affected | 5,810 (as reported by the organization) |
|---|---|
| Disclosed | May 7, 2021 |
| Happened | May 6, 2021 |
| Attack | Ransomware |
| Data exposed | Internal documents |
| Sector | Energy · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| Department of Justice Seizes $2.3 Million in Cryptocurrency Paid to the Ransomware Extortionists Darksideweb.archive.org · Regulator | Regulator |
| Colonial hack: How did cyber-attackers shut off pipeline?bbc.co.uk · News | News |
| Indiana Attorney General 2021 data breach report: Colonial Pipelinein.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| Researchtotal | May 7, 2021 | |
| Indiana AGresidents of IN | Aug 13, 2021 | 4 |
History of this record
- 2026-09-25 · records_basis: empty to organization · backfill source
- 2026-09-25 · records: empty to 5810 · backfill source
- 2026-09-25 · occurred: empty to 2021-05-06 · backfill source
- 2026-09-25 · added · seed source
First seen 2026-09-25 (Research), confirmed by Research. Record counts are as reported. Not legal advice.