Last Update: 08/01/2026 at 11:00 AM EST

South Korea Fines KT $37.4 Million Over Data Breach

Coverage from Yahoo Finance, WMBD, and others

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South Korea Fines KT $37.4 Million Over Data Breach image

South Korea's Personal Information Protection Commission fined KT Corp 54 billion won ($37.4 million) after an investigation into a customer data breach spanning 2024 and 2025. The regulator said hackers obtained personal and payment data from more than 16,600 mobile subscribers, which was used for 240 million won in unauthorized payments. It also said malware was found on KT servers and alleged that KT concealed the intrusion and failed to notify authorities as required.

First Article: 07/30/26

Latest Article: 07/31/26

Articles

07-30-2026
Yahoo Finance / Jack Kim
South Korea's Personal Information Protection Commission fined KT Corp 54 billion won on July 30 in Seoul over a 2024-2025 breach affecting more than 16,600 mobile customers.
07-30-2026
WMBD / Jack Kim
South Korea's Personal Information Protection Commission fined KT Corp 54 billion won on July 30 in Seoul after hackers stole data from more than 16,600 customers and enabled illegal payments.
07-30-2026
Reuters
South Korea's Personal Information Protection Commission fined KT Corp 54 billion won in Seoul on Thursday after hackers exposed data from more than 16,600 mobile customers.
07-30-2026
BleepingComputer / Bill Toulas
South Korea's PIPC fined KT Corporation KRW 53.979 billion in 2026 over an 11-month network compromise affecting 16,647 subscribers and enabling fraudulent mobile payments.
07-30-2026
The Korea Herald / Jie Ye-eun
South Korea's PIPC fined KT Corp. 53.98 billion won on Thursday over a femtocell-linked breach that exposed 16,647 subscribers and enabled unauthorized mobile payments in South Korea.