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Data breach

Lotte Card hack leaks personal data of 2.97 million customers

First reported · Last reported · 162 related reports

Signs of hacking and malware infection on servers were found in Lotte Card's online payment system, and the leak of personal data of 2.97 million customers was later revealed. The leaked data included card numbers, CVC codes and resident registration numbers. Lotte Card carried out customer protection measures and compensation, followed by a fine, a business suspension penalty and a class action.

Key facts

Affected organization
Lotte Card
Incident type
Data breach
Occurred / detected
Not confirmed
Scale of damage
Personal data of 2.97 million customers
Cause / method
Hack that uploaded a web shell to the online payment system, and malware infection of servers
Location
South Korea

If your data was exposed

Check if my data was leaked ↗View Lotte Card notice ↗

Exposed dataNational ID numberCard details

  1. Turn on payment alerts in your card issuer’s app, and if you see a charge you don’t recognize, ask the issuer to block and reissue the card.
  2. Block new mobile phone activations in your name, and register with the Financial Supervisory Service as a person whose personal data was exposed to strengthen identity checks on financial transactions in your name. If a copy of your ID was leaked, consider having it reissued.Identity theft prevention service (M-Safer) ↗Personal data exposure accident prevention system ↗
  3. If you’ve suffered harm, report it. Call 118 (no area code) for privacy violations, contact the police for financial losses, and apply for dispute mediation to seek compensation.Personal Information Infringement Report Center ↗Korean National Police Agency cybercrime report ↗Personal Information Dispute Mediation Committee ↗

Lookup and notice links are official pages found by AI. Make sure the address is on the organization’s official domain before using it.

Timeline

  1. Lotte Card confirmed malware infection on servers and signs of hacking, and signs of a 1.7GB leak of internal data were reported.
  2. The leak of data on 2.97 million customers, including card numbers and CVC codes, was revealed.
  3. Of the customers whose sensitive data was leaked, 79% took measures such as reissuing their cards or changing their passwords.
  4. Compensation for the hacking incident ended, and some benefits were extended.
  5. The Personal Information Protection Commission imposed a fine of 9.62 billion won on Lotte Card.
  6. The Financial Services Commission decided to impose a 1.5-month business suspension on Lotte Card.

162 related reports

The summary and key facts are written by AI from related reports and may contain errors. Check the original articles and the organization’s official statements for accurate details.