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.

Geographic scope: Breaches are attributed based on the headquarters location of the affected organization, not the location of data subjects or attackers.
15
Breaches in South Korea
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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