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Data Breach News1 min read

E‑Top Plus Education Center Leak: 17K Students & 28M Lines

By InsecureWeb Team

This report reflects observations of dark web activity. InsecureWeb makes no representations regarding the accuracy of this data.

E‑Top Plus Education Center Leak: 17K Students & 28M Lines

Data Breach Summary

A leak surfaced on darkforums.st by user SATANIC in March 2025, dumping data stolen from E-Top Plus 🇰🇷 (Top Plus Education Center Co., Ltd.).

  • 17K student records

  • Complete database spans 28 million rows

    Where and How?

    The data was posted on darkforums.st in March 2025 by @Satanic, who claimed to have breached the full database months before. The dump includes both the student registry and associated metadata—approximately 28 million rows total.

Company Data Breach History

No publicly reported incidents involving E‑Top Plus or Top Plus Education Center have been found, suggesting this is the first known breach affecting the organization.

Further Action

  1. Monitor for reposts — save file checksum and schema to detect duplicates.
  2. Watch dark web forums — see if data is reposted or monetized.
  3. Consider notification — if possible, alert students and staff to potential phishing or identity theft risks.
  4. Security guidance — recommend password resets, MFA, and monitoring of financial/banking activity.

Recommendations for Affected Individuals

✅ Use complex, unique passwords & change them immediately
✅ Enable multi-factor authentication
✅ Be alert to phishing attempts referencing student data or school info
✅ Monitor bank statements and personal accounts for unauthorized activity

What is InsecureWeb?

InsecureWeb is a Dark Web monitoring service that keeps track of recent data breaches and tracks their impact by monitoring the darkest places of the internet.

Our commitment lies in providing top-notch cybersecurity services to our clients. Through continuous monitoring of the dark web and advanced threat detection methodologies, we strive to identify potential breaches promptly, enabling swift response and mitigation efforts. With our state-of-the-art tools and expertise, we prioritize the confidentiality, integrity, and availability of our clients’ data.

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