When the Cloud Crashes: Lessons from the Canvas LMS Outage
Background In May 2026, Instructure’s Canvas learning management system—used by thousands of universities and schools worldwide—experienced a major service outage and data‑security breach. The disruption stemmed from a compromise of Instructure’s Salesforce environment, which exposed sensitive user data including names, email addresses, and internal messages. The outage affected Canvas Data 2, API integrations, and authentication services, leaving