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Columbia University hack exposes 870,000
A politically motivated hacker took SSNs, academic and financial aid data.
- Organisation
- Columbia University
- Disclosed
- 7 August 2025
- Affected
- 868,969
- Data
- SSNs, academic, financial aid, health insurance
- Attacker
- Hacktivist
- Severity
- major
- Region
- Global
- Source
- CM Alliance monthly roundup ↗
Cite this
Nuffield Consulting, “Columbia University hack exposes 870,000”, The Daily Tech Wire outage & breach log, 7 Aug 2025. https://techwire.nuffieldconsulting.com/incidents/2025-08-07-columbia-university-breach/ (retrieved 15 Nov 2026).
This entry summarises public reporting. Please also cite the original source: CM Alliance monthly roundup, https://www.cm-alliance.com/cybersecurity-blog/major-cyber-attacks-ransomware-attacks-and-data-breaches-august-2025.
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