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South Korea

Inside the SK Telecom Data Breach: What Happened and What Companies Can Learn

July 15, 2025 By Hanna Hewitt and Kim Peretti

In April 2025, SK Telecom—South Korea’s largest mobile carrier—formally notified regulators of a significant data breach that compromised sensitive SIM card data belonging to nearly 27 million users. Following an investigation, the Ministry of Science and ICT and the Korea Internet & Security Agency (KISA) concluded in July 2025 that SK Telecom was negligent in […]

Filed Under: Cybersecurity, Data Breach, Enforcement, South Korea Tagged With: Breach reporting, Cybersecurity, Enforcement, Enforcement Action, International, South Korea

EU and Japan Publish a Joint Release on Their Mutual Adequacy Decisions

January 23, 2019 By Maki DePalo

On January 23, 2019, the Personal Information Protection Commission of Japan (the “PPC”) and the European Commission (the “Commission”) jointly announced the adoption of the decisions recognizing each other’s personal data protection systems as equivalent. The Commission launched the process leading to the adoption of the adequacy decision in September 2018 and successfully completed the […]

Filed Under: Data Protection, GDPR, International, Privacy Tagged With: Cross-border, Data Protection, EU Data Protection, GDPR, International, Japan, South Korea

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