Ransomware Attack on Kyowon Group Leads to Data Exfiltration
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South Korean conglomerate Kyowon Group confirmed a ransomware attack that occurred on January 2026, resulting in the exfiltration of customer data. The attack impacted approximately 600 out of 800 servers, potentially exposing information from over 9.6 million accounts (5.5 million individuals). The company is investigating the extent of the data leak and working to restore services.
Timeline
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14.01.2026 23:49 1 articles · 23h ago
Kyowon Group Confirms Ransomware Attack and Data Exfiltration
On January 2026, Kyowon Group confirmed a ransomware attack that occurred around 10 a.m., resulting in the exfiltration of customer data. The attack impacted 600 out of 800 servers, potentially exposing information from over 9.6 million accounts. The company is investigating the extent of the data leak and working to restore services.
Show sources
- South Korean giant Kyowon confirms data theft in ransomware attack — www.bleepingcomputer.com — 14.01.2026 23:49
Information Snippets
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Kyowon Group confirmed a ransomware attack on January 2026, around 10 a.m.
First reported: 14.01.2026 23:491 source, 1 articleShow sources
- South Korean giant Kyowon confirms data theft in ransomware attack — www.bleepingcomputer.com — 14.01.2026 23:49
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The attack impacted 600 out of 800 servers, with customer data exfiltrated.
First reported: 14.01.2026 23:491 source, 1 articleShow sources
- South Korean giant Kyowon confirms data theft in ransomware attack — www.bleepingcomputer.com — 14.01.2026 23:49
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Over 9.6 million accounts (5.5 million individuals) may have been exposed.
First reported: 14.01.2026 23:491 source, 1 articleShow sources
- South Korean giant Kyowon confirms data theft in ransomware attack — www.bleepingcomputer.com — 14.01.2026 23:49
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Kyowon is cooperating with authorities and security experts to investigate the data leak.
First reported: 14.01.2026 23:491 source, 1 articleShow sources
- South Korean giant Kyowon confirms data theft in ransomware attack — www.bleepingcomputer.com — 14.01.2026 23:49
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No ransomware group has claimed responsibility for the attack as of January 2026.
First reported: 14.01.2026 23:491 source, 1 articleShow sources
- South Korean giant Kyowon confirms data theft in ransomware attack — www.bleepingcomputer.com — 14.01.2026 23:49