Data Breaches in South Korea
15 data breaches have affected organizations headquartered in South Korea. This geographic view helps security professionals understand regional threat patterns and compliance requirements. Organizations face various cyber threats based on regional economic activity and geopolitical factors.
Organizations operating in South Korea must navigate specific regulatory requirements for breach notification and data protection. Local data protection and privacy regulations govern breach notification requirements. Understanding the breach landscape in your jurisdiction helps inform incident response planning and regulatory compliance strategies.
Compare breach activity across regions to understand where threats are concentrated. View breaches in the United States, United Kingdom, or explore by industry and incident type. For current activity, see the latest breaches worldwide.
| Date | Company | Type | Industry | Country | Severity | Source |
|---|---|---|---|---|---|---|
| Jan 12, 2026 | S. Korea | unauthorized access | - | South Korea | 5/10 | View |
| Dec 30, 2025 | Coupang | unauthorized access | Technology | South Korea | 8/10 | View |
| Dec 29, 2025 | Korean Air | unauthorized access | - | South Korea | 5/10 | View |
| Dec 24, 2025 | Shinhan | insider | Financial Services | South Korea | 7/10 | View |
| Dec 22, 2025 | SK Telecom Ordered | unauthorized access | Technology | South Korea | 8/10 | View |
| Dec 15, 2025 | South Korean Ecommerce Giant Coupang | web app exploit | - | South Korea | 8/10 | View |
| Dec 2, 2025 | Coupang Faces Major | web app exploit | - | South Korea | 8/10 | View |
| Nov 30, 2025 | Coupang | web app exploit | - | South Korea | 8/10 | View |
| Nov 24, 2025 | Coupang Faces | unauthorized access | - | South Korea | 5/10 | View |
| Nov 24, 2025 | South Korea | unauthorized access | Technology | South Korea | 5/10 | View |
| Sep 24, 2025 | South Korea | unauthorized access | Financial Services | South Korea | 8/10 | View |
| May 30, 2025 | Tiffany | supply chain | Financial Services | South Korea | 5/10 | View |
| May 7, 2025 | SK Group Chairman Apologizes | unknown | Technology | South Korea | 5/10 | View |
| Jun 17, 2024 | TAG Heuer | unauthorized access | - | South Korea | 5/10 | View |
| May 9, 2024 | Golfzon | unauthorized access | - | South Korea | 7/10 | View |
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