SKT data breach potentially leaks data from 26.9 million users
Total Telecom
MAY 20, 2025
News The attack, which took place in 2022, went undiscovered for almost three years This week, a joint publicprivate investigation as revealed the enormous scale of a recently reported data breach impacting South Korean telco SK Telecom (SKT). The cyberattack took place on June 15, 2022, but was not reported to the Korea Internet & Security Agency (KISA) by SKT until April 22 this year, suggesting that malware remained undetected for three years.
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