Data on 16,000 people compromised at 3 Seoul international schools in PowerSchool breach

The Korea Herald · Lee Seung-ku · 2026-11-02 05:37 UTC

Almost 16,000 personal information records associated with international schools in Seoul were compromised in a December 2024 cyberattack on US-based education

Concerns grow over safeguards against future breaches as schools continue using PowerSchool; Seoul education office limits response to advisory notices

Almost 16,000 personal information records associated with international schools in Seoul were compromised in a December 2024 cyberattack on US-based education technology firm PowerSchool, local media reports said Monday.

The three schools affected continue to use PowerSchool's student information management system despite the data breach, raising questions over whether sufficient safeguards have been put in place to protect students, parents and faculty members.

Read the full story at The Korea Herald · All coverage of this story