South Korea
ARTEX AI, Claude agents used in cyberattacks on South Korean banks
A Chinese-speaking hacker launched cyberattacks that shook the South Korean financial sector earlier this month, using the ARTEX AI penetration testing suite and Claude agents. The actor targeted multiple Korean banks, including Shinhan Bank, KB Kookmin Bank, and Hana Bank, exposing clients ‘ personal data and credit card information, and causing system outages in some […]
South Korea probes bank breaches amid suspected AI-powered attacks
South Korea’s Financial Services Commission (FSC) held an emergency meeting following a series of cyberattacks targeting financial institutions in the country. During the meeting, officials confirmed a data breach at Shinhan Bank and said other cybersecurity incidents affected other South Korean banks, including Kookmin Bank. Shinhan Bank and KB Kookmin Bank are large private South […]
US and South Korea warn of Gunra ransomware targeting govt agencies
U.S. federal agencies and South Korea’s National Policy Agency warned government and critical infrastructure organizations worldwide to secure their systems against Gunra ransomware attacks. In a Monday joint advisory, they said the ransomware group uses a malware variant based on the Conti ransomware source code leaked in February 2022, in attacks targeting a wide range of industry sectors, from […]
South Korea fines telco giant KT $39 million for customer data breach
South Korea’s Personal Information Protection Commission (PIPC) has fined telecommunications giant KT Corporation KRW 53.979 billion ($39 million) over data protection violations. The penalty was imposed for an internal network compromise that persisted for nearly 11 months, between October 8, 2024 and September 5, 2025. PIPC launched an investigation into a potential data breach on September 10, […]
South Korea discloses data breach impacting diplomats worldwide
South Korea disclosed that hackers breached the National Diplomatic Academy’s online education system for ten months and stole personal information belonging to current and former employees of the Ministry of Foreign Affairs (MFA), including overseas diplomats. The incident occurred in April 2025 after an unknown threat actor exploited a vulnerability in the Academy’s server. It […]
Coupang hit with record $409 million data breach fine in Korea
The Personal Information Protection Commission (PIPC), South Korea’s data protection regulator, has fined e-commerce giant Coupang a record 624.6 billion won (roughly $409 million) following a massive data breach affecting more than 37 million customers. Subsidiary Coupang Fulfillment Service was also fined 248 million won for unlawfully collecting, using, and handling customers’ personal and sensitive […]
Iranian hackers targeted major South Korean electronics maker
The Iran-linked hacking group MuddyWater (a.k.a. Seedworm, Static Kitten) launched a broad cyber-espionage campaign targeting at least nine high-profile organizations across multiple sectors and countries. Among the victims are a major South Korean electronics manufacturer, government agencies, an international airport in the Middle East, industrial manufacturers in Asia, and educational institutions. Researchers at Symantec say […]
$4.8M in crypto stolen after Korean tax agency exposes wallet seed
Someone jumped at the opportunity to steal $4.4 million in crypto assets after South Korea’s National Tax Service exposed publicly the mnemonic recovery phrase of a seized cryptocurrency wallet. The funds were stored in a Ledger cold wallet seized in law enforcement raids at 124 high-value tax evaders that resulted in confiscating digital assets worth […]
Louis Vuitton, Dior, and Tiffany fined $25 million over data breaches
South Korea has fined luxury fashion brands Louis Vuitton, Christian Dior Couture, and Tiffany $25 million for failing to implement adequate security measures, which facilitated unauthorized access and the exposure of data belonging to more than 5.5 million customers. All three brands are part of the Louis Vuitton Moët Hennessy (LVMH) group and suffered data […]
South Korean giant Kyowon confirms data theft in ransomware attack
The Kyowon Group (Kyowon), a South Korean conglomerate, disclosed that a cyberattack has disrupted its operations and customer information may have been exposed in the incident. The company published a statement earlier this week saying that it recently learned that its systems had been targeted in a suspected ransomware attack. In a subsequent update today, Kyowon […]