Columbia Bank
Disclosed Apr 17, 20265 months agoConfirmed
What is known
| People affected | Not stated in the sources we have |
|---|---|
| Disclosed | Apr 17, 2026 |
| Discovered | Dec 19, 2025 |
| Happened | Oct 2, 2025 |
| Attack | Lost or stolen device |
| Data exposed | Not stated |
| Sector | Finance · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| California Attorney General breach notice: Columbia Bankoag.ca.gov · Official notice | Official notice |
| Washington Attorney General breach notice: Columbia Bankatg.wa.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| California AGresidents of CA | Apr 17 | |
| Washington AGresidents of WA | Apr 17 | 1,607 |