Iron Mountain
Disclosed Feb 3, 20267 months agoUnverified
Iron Mountain says Everest breach limited to one folder of marketing files
Iron Mountain said a single compromised login was used to access one folder on a file-sharing server, mostly holding marketing materials, after the Everest extortion gang claimed 1.4 TB of data. The company said no customer confidential data was compromised.
What is known
| People affected | Not stated in the sources we have |
|---|---|
| Disclosed | Feb 3, 2026 |
| Attack | Extortion |
| Data exposed | Internal documents |
| Sector | Data brokers · US |
| Status | Unverified: not yet confirmed by an official notice, a filing or the organization |
Sources
| Source | |
|---|---|
| Iron Mountain: Data breach mostly limited to marketing materialsbleepingcomputer.com · News | News |
Notices filed
| Where | Filed | People |
|---|---|---|
| Researchtotal | Feb 3 |
Other breaches at Iron Mountain
| Breach | Affected | ||||
|---|---|---|---|---|---|
| Disclosed Aug 15, 2014Aug 15, 201412 years agoLost or stolen device | Aug 15, 201412 years ago | Lost or stolen device | Healthcare | Confirmed | 50K |
History of this record
- 2026-09-25 · added · seed source
First seen 2026-09-25 (Research). Record counts are as reported. Not legal advice.