South Korea·Finance·Announced by the organization or a regulator
KB Kookmin Bank data breach (Oct 2026)
What happened
A hack of KB Kookmin Bank's employee support system exposed customer and employee information. The breach targeted a separate employee mobile support system, not internet or mobile banking. The incident was reported to regulators and authorities.
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Facts on record
- Country
- South Korea
- Industry
- Finance
- Announced
- Oct 2, 2026
- Affected
- 2,210 people
- Data exposed
- National ID numbers or documents, bank or financial details, addresses, email addresses, phone numbers, names
- Status
- Announced by the organization or a regulator
- Compensation and penalties
- Compensation or a settlement on record