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Data breach

Changbi warns of possible author and business partner data leak after Douzone Bizon hack

First reported · Last reported · 9 related reports

SpilloverSpillover from the DOUZONE BIZON incident · View original incident →

Changbi announced on October 30 that personal information belonging to authors and business partner personnel may have been leaked in a security breach of Douzone Bizon's backup service. The data showing signs of exfiltration was encrypted, and an investigation is underway to determine whether a leak actually occurred and who and what it affected.

Key facts

Affected organization
Changbi
Original incident
DOUZONE BIZON server breach raises wider concerns over client data exposure
Incident type
Data breach
Occurred / detected
Not confirmed
Scale of damage
Not confirmed
Cause / method
Security breach of Douzone Bizon's backup service
Location
South Korea

If your data was exposed

  1. Don’t tap links in texts, calls or emails that mention this incident and offer compensation, refunds or breach checks. Check directly on the organization’s official website or app.
  2. 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 ↗

Timeline

  1. Changbi posted a notice on its website warning of a possible leak of personal information belonging to authors and business partner personnel.
  2. It emerged that the data showing signs of exfiltration was encrypted and that an investigation was underway to determine whether a leak actually occurred and its scope.
  3. It emerged that 10 client companies had been notified of possible personal information leaks in connection with the Douzone Bizon security breach.
  4. The Jeonnam Information & Culture Industry Promotion Agency and the Jeonbuk State Content Convergence Agency announced possible personal information leaks.

Original incident

This is spillover from the DOUZONE BIZON incident.

  • Data breachDOUZONE BIZONKnock-on victims: 24

    DOUZONE BIZON server breach raises wider concerns over client data exposure

    Impact: As of November 5, 28 companies and institutions had issued notices of possible personal data leaks; the actual scale of any leak remains unconfirmed

    Two security breaches were confirmed at DOUZONE BIZON, raising the possibility that personal data belonging to client companies and third parties whose data those clients held may have been leaked. Historical records of companies whose services had ended may also have been affected, and as of November 5, 28 companies and institutions had issued notices of possible data leaks. DOUZONE BIZON voluntarily reported the incidents to the Korea Internet & Security Agency (KISA) and the Personal Information Protection Commission (PIPC) and disclosed progress on security investments totaling 16 billion won. The government deemed the incidents serious and launched a joint public-private investigation, while whether data was actually leaked and the scope of any leak remain under investigation.

    Related reports: 27 · last report →

9 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.