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Columbia University Data Breach: $16.1M Settlement After 2025 Cyberattack

Columbia University Data Breach: $16.1M Settlement After 2025 Cyberattack

First seen 28 Oct 2026, 05:16 UTC • •

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ThreatCluster AI
ThreatCluster •October 28, 2026 at 07:17 UTC
  • •Columbia's 2025 breach affected approximately 869,000 individuals.
  • •The attack was politically motivated, not financially driven.
  • •Columbia has agreed to a $16.1 million settlement for affected individuals.

Columbia University confirmed that a 2025 cyberattack exposed personal data of nearly 869,000 individuals. The investigation revealed that the breach was politically motivated, with no evidence that the stolen data was sold or distributed on the dark web. The hacker claimed to seek proof of ongoing affirmative action practices in admissions post-2023 Supreme Court ruling. The breach included sensitive information such as Social Security numbers, health records, and financial aid details. In response, Columbia has agreed to a $16.1 million settlement for affected individuals, with claims administered by Angeion Group LLC. Eligible claimants can receive reimbursement for documented losses or a cash payment. The settlement was granted preliminary court approval in September 2026. Columbia has also committed to enhancing its cybersecurity measures following the incident.

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Timeline

2025-06-01
Columbia University cyberattack disclosed
Columbia announced that an unauthorized party gained access to its network, exposing sensitive data.
Hoodline
2026-09-01
Settlement approved
A federal court granted preliminary approval for Columbia's $16.1 million settlement regarding the data breach.
Thecyberexpress
2026-10-27
Investigation findings released
Columbia confirmed that the investigation found no evidence of data being sold on the dark web, and the attack was politically motivated.
Hoodline

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Common questions

What data was compromised?
The breach exposed Social Security numbers, health records, and financial aid details of nearly 869,000 individuals.
How can affected individuals claim compensation?
Affected individuals can submit claims for reimbursement or a cash payment through the claims administrator, Angeion Group LLC.
What steps is Columbia taking post-breach?
Columbia is enhancing its data security and governance practices following the cyberattack.