Overview

• Columbia’s IT infrastructure on its Upper West Side campus went offline on Tuesday, rendering the main website and academic platforms inaccessible.
• An alert from university IT warned affiliates to anticipate intermittent access to online services that require ID authentication.
• The university confirmed it is working with law enforcement to assess whether an access control attack triggered the outage.
• Investigators report no indication so far of ransomware deployment or breached or stolen data.
• The disruption compounds Columbia’s ongoing efforts to restore $400 million in federal funding withdrawn over antisemitism allegations.