3,911
Records Exposed
Aug 2018
Date of Breach
Database,Combolist
Breach Type
Feb 2026
Added to Database
About This Breach
In August 2018, data was shared on a prominent hacking forum involving Gamjauhak, the mobile-optimized website for one of South Korea's most prominent and established educational consultancy agencies. The exposure affected 3,911 individuals and included email addresses and password hashes stored in an unknown format.
Compromised Data Types
Country
South Korea
Language
Korean
Password Storage
Other
Category
Education
Indexed On
Feb 16, 2026
Breach Type
Database,Combolist
What Should You Do?
Get Full Breach Details with LeakedSource Pro
Sign up for a LeakedSource Pro account to see exactly what data was exposed in this breach and get real-time notifications when your information appears in new breaches.
Sign Up for Pro- Change your password immediately on Gamjauhak (감자유학) and any other site where you used the same password. Use a unique, strong password for each account.
- Watch for phishing emails targeting your inbox. Attackers may use your exposed email address to send convincing scam messages.
- Enable two-factor authentication (2FA) on all important accounts to add an extra layer of security.
- Use a password manager to generate and store unique, strong passwords for every account.
Were You Affected by This Breach?
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