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high severity May 12, 2026 · 275M affected

Instructure Pays Ransom to ShinyHunters to Prevent Canvas Data Leak

Instructure, provider of the widely used Canvas LMS, reached an agreement with the ShinyHunters extortion group after a breach that stole approximately 3.65TB of data affecting nearly 9,000 educational institutions and an estimated 275 million user records. The compromised data included names, email addresses, student IDs, enrollment details, and private messages between users. No evidence of passwords, financial data, or government IDs being taken; the company states the data was returned and destruction confirmed.

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Instructure Pays Ransom to ShinyHunters to Prevent Canvas Data Leak
Data exposed:
  • names
  • email-addresses
  • student-ids
  • private-messages
  • enrollment-data

Instructure, the company behind the widely used Canvas learning management system, paid an undisclosed ransom to the ShinyHunters extortion group after attackers stole 3.65 terabytes of data from nearly 9,000 educational institutions, exposing records of an estimated 275 million users.

Public reporting indicates the breach included names, email addresses, student IDs, enrollment data, and private messages exchanged within the platform. The company has stated that no passwords, financial information, or government-issued identification numbers were taken. Instructure reached an agreement with the threat actors, after which the group returned the data and certified its destruction. Available reporting describes the incident as affecting institutions worldwide, with the stolen dataset totaling roughly 3.65TB. Industry research from sources such as DoxxScan™ continuous monitoring indicates that education-sector breaches of this scale have become a recurring target for financially motivated groups like ShinyHunters.

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