Netmarble Data Breach: 6.1 Million Users & Employees Affected by Hacking Incident in South Korea

Nov 27, 2025 South Korea South Korea Cybersecurity
Netmarble Data Breach: 6.1 Million Users & Employees Affected by Hacking Incident in South Korea

Gaming giant Netmarble confirms a November 22 hacking incident affecting 6.1 million user and employee data, including names and coded passwords. Sensitive IDs

Netmarble Confirms Major Data Leak Affecting 6.1 Million Individuals

South Korean gaming powerhouse Netmarble has officially acknowledged a significant data breach, confirming that personal information belonging to approximately 6.1 million users and current and former employees was compromised. The incident, which Netmarble attributes to an external hacking attempt, reportedly occurred on November 22.

Details of the Compromised Data

The company, headquartered in Seoul, issued a notice detailing the types of information believed to have been leaked. This includes:

  • Customer data from its casual PC game service webpage. This specifically covers customers' names, dates of birth, and coded passwords.
  • Information related to internet cafe affiliate owners that predates 2015, including their names and email addresses.
  • Data pertaining to some current and former employees, encompassing their names, email addresses, and phone numbers.

Netmarble was quick to reassure affected individuals that highly sensitive data, such as national identification numbers, was not among the compromised information.

Netmarble's Response and Future Actions

In the wake of the breach, Netmarble has extended its sincerest apologies to all affected parties for the leakage of their personal data. The company has stated that it is actively responding to the incident and has initiated an extensive inspection across its entire system to identify vulnerabilities and prevent future recurrences.

The game publisher affirmed its commitment to bolstering security measures, pledging to spare no effort in establishing robust protocols to safeguard user and employee information going forward.

By news 4 days ago
Cameras from South Korea