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AI & Enterprise

KISA begins testing OpenAI\'s GPT-5.5 Cyber as Mythos access nears

South Korea has begun testing an AI cybersecurity frontier model to set the government\'s response direction to AI security threats and apply results to industry. The Korea Internet & Security Agency (KISA) under the Ministry of Science and ICT has entered tests of OpenAI\'s \'GPT-5.5 Cyber\'. KISA is verifying whether the model can be used to identify and respond to threats and may expand use to software and infrastructure checks. KISA is also moving to secure access to Anthropic\'s Mythos model.

AI & Enterprise

Tving hack also leaks \'digital resident number\', raising fears of secondary harm

A data breach at South Korean streaming platform Tving has expanded fears of secondary harm after linked information (CI) was included among leaked items. An unidentified hacker allegedly gained unauthorised access to Tving’s user database and sent customer data outside the company. Authorities including the Ministry of Science and ICT, KISA and the Personal Information Protection Commission have launched investigations, while experts warn CI can enable identity theft when combined with other personal details.

AI & Enterprise

KOMBC to conduct emergency inspection of Tving after customer CI leak

The Korea Office of Media, Broadcasting and Communication will conduct an emergency inspection of how streaming service Tving manages customer connecting information (CI) following a personal data leak. Starting on June 4, the regulator will check whether CI was processed within the purpose for which it was provided, whether CI is encrypted during storage and transmission, and whether an incident response plan was established. It may impose fines or corrective orders if violations are confirmed.