Security News > 2025 > May > SK Telecom says malware breach lasted 3 years, impacted 27 million numbers

SK Telecom says that a recently disclosed cybersecurity incident in April, first occurred all the way back in 2022, ultimately exposing the USIM data of 27 million subscribers. [...]

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https://www.bleepingcomputer.com/news/security/sk-telecom-says-malware-breach-lasted-3-years-impacted-27-million-numbers/