Columbia University is a organization tracked across 5 threat clusters and 11 intelligence report mentions on ThreatCluster. First observed November 4, 2025; most recent activity June 4, 2026.
In June 2025, Columbia University suffered a significant data breach, initially misreported as a technical failure. The breach, attributed to a politically motivated hacktivist, resulted in the exfiltration of 460 GB of…
New York City's public school system is dealing with a ransomware breach affecting the Canvas platform, which has disrupted access for multiple educational institutions. Concurrently, malware was discovered on computers…
In early April 2026, a coordinated subdomain takeover campaign was discovered, affecting 34 major US universities, including MIT, Harvard, and Stanford. The attackers, identified as Hazy Hawk, exploited abandoned CNAME…
DoorDash confirmed a data breach that occurred on October 25, 2025, when an employee fell victim to a social engineering scam. The breach exposed personal information including names, email addresses, phone numbers, and…
DoorDash has confirmed a data breach that occurred in October 2025, affecting customers, Dashers, and merchants. The company is investigating the incident and has engaged a cybersecurity forensic firm to enhance its…