Port of Seattle
Disclosed Sep 13, 20242 years agoConfirmed
Rhysida ransomware attack disrupts Port of Seattle and Sea-Tac airport
The Port of Seattle, which runs Seattle-Tacoma International Airport, confirmed that an August 24, 2024 attack causing outages was ransomware by the Rhysida group and said it would not pay; the gang threatened to post data it claimed to have taken.
What is known
| People affected | Not stated in the sources we have |
|---|---|
| Disclosed | Sep 13, 2024 |
| Discovered | Aug 24, 2024 |
| Happened | Jul 3, 2024 |
| Attack | Ransomware |
| Data exposed | Other |
| Sector | Transport · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| Washington Attorney General breach notice: Port of Seattleatg.wa.gov · Official notice | Official notice |
| Port of Seattle shares ransomware attack detailstechcrunch.com · News | News |
Notices filed
| Where | Filed | People |
|---|---|---|
| Researchtotal | Sep 13, 2024 | |
| Washington AGresidents of WA | Apr 3, 2025 | 71,939 |
Other breaches at Port of Seattle
| Breach | Affected | ||||
|---|---|---|---|---|---|
| Disclosed Apr 26, 2019Apr 26, 20197 years agoHacking | Apr 26, 20197 years ago | Hacking | Government | Confirmed | Unknown |
History of this record
- 2026-09-25 · sector: government to transport · seed source
- 2026-09-25 · data_types: [] to ["other"] · seed source
- 2026-09-25 · disclosed: 2025-04-03 to 2024-09-13 · seed source
- 2026-09-25 · summary: empty to The Port of Seattle, which runs Seattle-Tacoma International Airport, confirmed that an August 24, 2024 attack causing outages was ransomware by the Rhysida group and said it would not pay; the gang threatened to post data it claimed to hav · seed source
- 2026-09-25 · title: empty to Rhysida ransomware attack disrupts Port of Seattle and Sea-Tac airport · seed source
- 2026-09-25 · added · backfill source
First seen 2026-09-25 (Washington AG), confirmed by Washington AG. Record counts are as reported. Not legal advice.