Classu security incident history
Hacking, data breaches and other security incidents involving Classu, with related coverage.
Incidents: 1 · Most recent
Personal data of 1.6 million Classu members leaked
1.6mImpact: Personal data of 1.6 million members
Personal data of 1.6 million members of the online course platform Classu was leaked. In April 2025, the Personal Information Protection Commission (PIPC) imposed a fine on Classu over the personal data leak.
Related reports: 6 · last report →