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leakhigh9/17/2026

Hacker breach at Korea math academy prompts data leak probe and warnings

Saenggakhaneun Hwangso (Thinkng Bull)

A hacker infiltrated the academy’s test reservation website, triggering a data leak probe and notifications to parents. The academy said personal information for students and parents may have been exposed.

The incident was reported on September 18, 2026, after the academy confirmed the intrusion had occurred the previous day. The affected reservation site contained sensitive personal data such as student names, schools, grades, dates of birth, and parents’ phone numbers. The academy temporarily shut down the site and reported the leak to authorities. The exact number of victims was still being identified at the time of reporting.

Tags

#data breach#education#personal information

Last updated: September 24, 2026