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KDB Capital customer data leak

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Made public · 848 customers

What leaked3

Permanent

  • Resident registration number
  • Date of birth
  • Full name

To-dos

None of the harms this check covers.

What happened next6 events

  1. Undetected 2 events2 days · show events
  2. Response 3 eventsNo individual notice on record · show events
  3. RemedyNone on record
  4. Penalty 1 eventOngoing · show events
  5. DisputesNone on record
  1. FSC named the company among 16 financial firms with breaches confirmed before and after the Shinhan Bank attack
  2. Website notice: 848 customers' name, resident registration number and date of birth leaked
  3. Unauthorised access route blocked on discovery and monitoring stepped up
  4. Intrusion found while checking attacker IPs shared by the Financial Security Institute; the attack was on October 10, 2026
  5. Intrusion began
  6. Affected customers notified and warned about follow-on fraud
Company
KDB Capital
When it happened
–
Company detected it
Made public
Notice
Leak confirmed
Affected
848 customers · company's notice, via press

How the facts developed

  1. Company's notice (press): access to some systems through an abnormal outside route found on October 12, 2026; name, resident registration number and date of birth of 848 customers leaked

Sources