South Korea·Tech·Announced by the organization or a regulator
Gangnam Unni data breach (Sep 2026)
What happened
Hackers accessed Gangnam Unni's counseling records API; names, phone numbers, emails, birth dates, genders, countries, social login IDs, and some medical details were exposed.
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Facts on record
- Country
- South Korea
- Industry
- Tech
- Announced
- Sep 7, 2026
- Affected
- 219,665 people
- Data exposed
- Medical or health information, email addresses, phone numbers, names
- Status
- Announced by the organization or a regulator
- Compensation and penalties
- Compensation or a settlement on record