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KT Corp Fined $37M for Massive Data Leak
30 Jul
Summary
- KT Corp penalized 54 billion won for a significant customer data leak.
- Hackers stole over 16,600 customers' data for illegal payments.
- Company failed to report the breach and attempted to conceal it.
South Korea's Personal Information Protection Commission has imposed a hefty fine of 54 billion won ($37.43 million) on KT Corp due to a significant leak of customer data. The breach, which occurred between 2024 and 2025, saw hackers abscond with personal and payment information belonging to more than 16,600 KT mobile service customers.
These stolen credentials were then illicitly used to conduct illegal transactions amounting to 240 million won. Investigations also revealed multiple instances of malware on KT's servers. The commission further noted that KT attempted to cover up the infiltration and neglected its legal obligation to notify authorities promptly about the incident.
